diff --git a/echovault/api_admin.go b/echovault/api_admin.go
index 3652ccc..d0ed4e4 100644
--- a/echovault/api_admin.go
+++ b/echovault/api_admin.go
@@ -147,12 +147,12 @@ func (server *EchoVault) AddCommand(command CommandOptions) error {
 			}(),
 			Description: command.Description,
 			Sync:        command.Sync,
-			KeyExtractionFunc: internal.KeyExtractionFunc(func(cmd []string) (internal.AccessKeys, error) {
+			KeyExtractionFunc: internal.KeyExtractionFunc(func(cmd []string) (internal.KeyExtractionFuncResult, error) {
 				accessKeys, err := command.KeyExtractionFunc(cmd)
 				if err != nil {
-					return internal.AccessKeys{}, err
+					return internal.KeyExtractionFuncResult{}, err
 				}
-				return internal.AccessKeys{
+				return internal.KeyExtractionFuncResult{
 					Channels:  []string{},
 					ReadKeys:  accessKeys.ReadKeys,
 					WriteKeys: accessKeys.WriteKeys,
@@ -193,11 +193,13 @@ func (server *EchoVault) AddCommand(command CommandOptions) error {
 			}
 			return cats
 		}(),
-		Description:       command.Description,
-		Sync:              command.Sync,
-		KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) { return internal.AccessKeys{}, nil },
-		HandlerFunc:       func(param internal.HandlerFuncParams) ([]byte, error) { return nil, nil },
-		SubCommands:       make([]internal.SubCommand, len(command.SubCommand)),
+		Description: command.Description,
+		Sync:        command.Sync,
+		KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+			return internal.KeyExtractionFuncResult{}, nil
+		},
+		HandlerFunc: func(param internal.HandlerFuncParams) ([]byte, error) { return nil, nil },
+		SubCommands: make([]internal.SubCommand, len(command.SubCommand)),
 	}
 
 	for i, sc := range command.SubCommand {
@@ -214,12 +216,12 @@ func (server *EchoVault) AddCommand(command CommandOptions) error {
 			}(),
 			Description: sc.Description,
 			Sync:        sc.Sync,
-			KeyExtractionFunc: internal.KeyExtractionFunc(func(cmd []string) (internal.AccessKeys, error) {
+			KeyExtractionFunc: internal.KeyExtractionFunc(func(cmd []string) (internal.KeyExtractionFuncResult, error) {
 				accessKeys, err := sc.KeyExtractionFunc(cmd)
 				if err != nil {
-					return internal.AccessKeys{}, err
+					return internal.KeyExtractionFuncResult{}, err
 				}
-				return internal.AccessKeys{
+				return internal.KeyExtractionFuncResult{
 					Channels:  []string{},
 					ReadKeys:  accessKeys.ReadKeys,
 					WriteKeys: accessKeys.WriteKeys,
diff --git a/internal/modules/acl/commands.go b/internal/modules/acl/commands.go
index cc32c0c..258a7cd 100644
--- a/internal/modules/acl/commands.go
+++ b/internal/modules/acl/commands.go
@@ -495,8 +495,8 @@ func Commands() []internal.Command {
 			Categories:  []string{constants.ConnectionCategory, constants.SlowCategory},
 			Description: "(AUTH [username] password) Authenticates the connection",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -510,8 +510,8 @@ func Commands() []internal.Command {
 			Categories:  []string{},
 			Description: "Access-Control-List commands",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -525,8 +525,8 @@ func Commands() []internal.Command {
 					Description: `(ACL CAT [category]) List all the categories. 
 If the optional category is provided, list all the commands in the category`,
 					Sync: false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -540,8 +540,8 @@ If the optional category is provided, list all the commands in the category`,
 					Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 					Description: "(ACL USERS) List all usernames of the configured ACL users",
 					Sync:        false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -555,8 +555,8 @@ If the optional category is provided, list all the commands in the category`,
 					Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 					Description: "(ACL SETUSER) Configure a new or existing user",
 					Sync:        true,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -570,8 +570,8 @@ If the optional category is provided, list all the commands in the category`,
 					Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 					Description: "(ACL GETUSER username) List the ACL rules of a user",
 					Sync:        false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -585,8 +585,8 @@ If the optional category is provided, list all the commands in the category`,
 					Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 					Description: "(ACL DELUSER username [username ...]) Deletes users and terminates their connections. Cannot delete default user",
 					Sync:        true,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -600,8 +600,8 @@ If the optional category is provided, list all the commands in the category`,
 					Categories:  []string{constants.FastCategory},
 					Description: "(ACL WHOAMI) Returns the authenticated user of the current connection",
 					Sync:        true,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -615,8 +615,8 @@ If the optional category is provided, list all the commands in the category`,
 					Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 					Description: "(ACL LIST) Dumps effective acl rules in acl config file format",
 					Sync:        true,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -633,8 +633,8 @@ If the optional category is provided, list all the commands in the category`,
 When 'MERGE' is passed, users from config file who share a username with users in memory will be merged.
 When 'REPLACE' is passed, users from config file who share a username with users in memory will replace the user in memory.`,
 					Sync: true,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -648,8 +648,8 @@ When 'REPLACE' is passed, users from config file who share a username with users
 					Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 					Description: "(ACL SAVE) Saves the effective ACL rules the configured ACL config file",
 					Sync:        true,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
diff --git a/internal/modules/admin/commands.go b/internal/modules/admin/commands.go
index 94869e2..e89f2cf 100644
--- a/internal/modules/admin/commands.go
+++ b/internal/modules/admin/commands.go
@@ -197,8 +197,8 @@ func Commands() []internal.Command {
 			Categories:  []string{constants.AdminCategory, constants.SlowCategory},
 			Description: "Get a list of all the commands in available on the echovault with categories and descriptions",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -212,8 +212,8 @@ func Commands() []internal.Command {
 			Categories:  []string{},
 			Description: "Commands pertaining to echovault commands",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -226,8 +226,8 @@ func Commands() []internal.Command {
 					Categories:  []string{constants.SlowCategory, constants.ConnectionCategory},
 					Description: "Get command documentation",
 					Sync:        false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -241,8 +241,8 @@ func Commands() []internal.Command {
 					Categories:  []string{constants.SlowCategory},
 					Description: "Get the dumber of commands in the echovault",
 					Sync:        false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -257,8 +257,8 @@ func Commands() []internal.Command {
 					Description: `(COMMAND LIST [FILTERBY <ACLCAT category | PATTERN pattern | MODULE module>]) Get the list of command names.
 Allows for filtering by ACL category or glob pattern.`,
 					Sync: false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -274,8 +274,8 @@ Allows for filtering by ACL category or glob pattern.`,
 			Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 			Description: "(SAVE) Trigger a snapshot save",
 			Sync:        true,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -294,8 +294,8 @@ Allows for filtering by ACL category or glob pattern.`,
 			Categories:  []string{constants.AdminCategory, constants.FastCategory, constants.DangerousCategory},
 			Description: "(LASTSAVE) Get unix timestamp for the latest snapshot in milliseconds.",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -315,8 +315,8 @@ Allows for filtering by ACL category or glob pattern.`,
 			Categories:  []string{constants.AdminCategory, constants.SlowCategory, constants.DangerousCategory},
 			Description: "(REWRITEAOF) Trigger re-writing of append process",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
diff --git a/internal/modules/connection/commands.go b/internal/modules/connection/commands.go
index 3ad2ffc..47c523d 100644
--- a/internal/modules/connection/commands.go
+++ b/internal/modules/connection/commands.go
@@ -40,8 +40,8 @@ func Commands() []internal.Command {
 			Categories:  []string{constants.FastCategory, constants.ConnectionCategory},
 			Description: "(PING [value]) Ping the echovault. If a value is provided, the value will be echoed.",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
diff --git a/internal/modules/generic/key_funcs.go b/internal/modules/generic/key_funcs.go
index 318073c..6b9c239 100644
--- a/internal/modules/generic/key_funcs.go
+++ b/internal/modules/generic/key_funcs.go
@@ -20,20 +20,20 @@ import (
 	"github.com/echovault/echovault/internal"
 )
 
-func setKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func setKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 || len(cmd) > 7 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func msetKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func msetKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd[1:])%2 != 0 {
-		return internal.AccessKeys{}, errors.New("each key must be paired with a value")
+		return internal.KeyExtractionFuncResult{}, errors.New("each key must be paired with a value")
 	}
 	var keys []string
 	for i, key := range cmd[1:] {
@@ -41,95 +41,95 @@ func msetKeyFunc(cmd []string) (internal.AccessKeys, error) {
 			keys = append(keys, key)
 		}
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: keys,
 	}, nil
 }
 
-func getKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func getKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func mgetKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func mgetKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func delKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func delKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:],
 	}, nil
 }
 
-func persistKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func persistKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:],
 	}, nil
 }
 
-func expireTimeKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func expireTimeKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func ttlKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func ttlKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func expireKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func expireKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 || len(cmd) > 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func expireAtKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func expireAtKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 || len(cmd) > 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
diff --git a/internal/modules/hash/key_funcs.go b/internal/modules/hash/key_funcs.go
index 9b2cfac..ee96b6a 100644
--- a/internal/modules/hash/key_funcs.go
+++ b/internal/modules/hash/key_funcs.go
@@ -20,139 +20,139 @@ import (
 	"github.com/echovault/echovault/internal"
 )
 
-func hsetKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hsetKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func hsetnxKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hsetnxKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func hgetKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hgetKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hstrlenKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hstrlenKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hvalsKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hvalsKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hrandfieldKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hrandfieldKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 || len(cmd) > 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 	if len(cmd) == 2 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:],
 			WriteKeys: make([]string, 0),
 		}, nil
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hlenKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hlenKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hkeysKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hkeysKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hincrbyKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hincrbyKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func hgetallKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hgetallKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hexistsKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hexistsKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func hdelKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func hdelKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
diff --git a/internal/modules/list/key_funcs.go b/internal/modules/list/key_funcs.go
index d9762c7..c0c8cd8 100644
--- a/internal/modules/list/key_funcs.go
+++ b/internal/modules/list/key_funcs.go
@@ -20,110 +20,110 @@ import (
 	"github.com/echovault/echovault/internal"
 )
 
-func lpushKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func lpushKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func popKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func popKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:],
 	}, nil
 }
 
-func llenKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func llenKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func lrangeKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func lrangeKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func lindexKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func lindexKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func lsetKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func lsetKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func ltrimKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func ltrimKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func lremKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func lremKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func rpushKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func rpushKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func lmoveKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func lmoveKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 5 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:3],
diff --git a/internal/modules/pubsub/commands.go b/internal/modules/pubsub/commands.go
index da69ce5..6743d76 100644
--- a/internal/modules/pubsub/commands.go
+++ b/internal/modules/pubsub/commands.go
@@ -108,12 +108,12 @@ func Commands() []internal.Command {
 			Categories:  []string{constants.PubSubCategory, constants.ConnectionCategory, constants.SlowCategory},
 			Description: "(SUBSCRIBE channel [channel ...]) Subscribe to one or more channels.",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
 				// Treat the channels as keys
 				if len(cmd) < 2 {
-					return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+					return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 				}
-				return internal.AccessKeys{
+				return internal.KeyExtractionFuncResult{
 					Channels:  cmd[1:],
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -127,12 +127,12 @@ func Commands() []internal.Command {
 			Categories:  []string{constants.PubSubCategory, constants.ConnectionCategory, constants.SlowCategory},
 			Description: "(PSUBSCRIBE pattern [pattern ...]) Subscribe to one or more glob patterns.",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
 				// Treat the patterns as keys
 				if len(cmd) < 2 {
-					return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+					return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 				}
-				return internal.AccessKeys{
+				return internal.KeyExtractionFuncResult{
 					Channels:  cmd[1:],
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -146,12 +146,12 @@ func Commands() []internal.Command {
 			Categories:  []string{constants.PubSubCategory, constants.FastCategory},
 			Description: "(PUBLISH channel message) Publish a message to the specified channel.",
 			Sync:        true,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
 				// Treat the channel as a key
 				if len(cmd) != 3 {
-					return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+					return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 				}
-				return internal.AccessKeys{
+				return internal.KeyExtractionFuncResult{
 					Channels:  cmd[1:2],
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -167,9 +167,9 @@ func Commands() []internal.Command {
 If the channel list is not provided, then the connection will be unsubscribed from all the channels that
 it's currently subscribe to.`,
 			Sync: false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
 				// Treat the channels as keys
-				return internal.AccessKeys{
+				return internal.KeyExtractionFuncResult{
 					Channels:  cmd[1:],
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -185,8 +185,8 @@ it's currently subscribe to.`,
 If the pattern list is not provided, then the connection will be unsubscribed from all the patterns that
 it's currently subscribe to.`,
 			Sync: false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  cmd[1:],
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -200,8 +200,8 @@ it's currently subscribe to.`,
 			Categories:  []string{},
 			Description: "",
 			Sync:        false,
-			KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-				return internal.AccessKeys{
+			KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+				return internal.KeyExtractionFuncResult{
 					Channels:  make([]string, 0),
 					ReadKeys:  make([]string, 0),
 					WriteKeys: make([]string, 0),
@@ -219,8 +219,8 @@ it's currently subscribe to.`,
 match the given pattern. If no pattern is provided, all active channels are returned. Active channels are 
 channels with 1 or more subscribers.`,
 					Sync: false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -234,8 +234,8 @@ channels with 1 or more subscribers.`,
 					Categories:  []string{constants.PubSubCategory, constants.SlowCategory},
 					Description: `(PUBSUB NUMPAT) Return the number of patterns that are currently subscribed to by clients.`,
 					Sync:        false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  make([]string, 0),
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
@@ -250,8 +250,8 @@ channels with 1 or more subscribers.`,
 					Description: `(PUBSUB NUMSUB [channel [channel ...]]) Return an array of arrays containing the provided
 channel name and how many clients are currently subscribed to the channel.`,
 					Sync: false,
-					KeyExtractionFunc: func(cmd []string) (internal.AccessKeys, error) {
-						return internal.AccessKeys{
+					KeyExtractionFunc: func(cmd []string) (internal.KeyExtractionFuncResult, error) {
+						return internal.KeyExtractionFuncResult{
 							Channels:  cmd[2:],
 							ReadKeys:  make([]string, 0),
 							WriteKeys: make([]string, 0),
diff --git a/internal/modules/set/key_funcs.go b/internal/modules/set/key_funcs.go
index 6c37bd4..ed08d3e 100644
--- a/internal/modules/set/key_funcs.go
+++ b/internal/modules/set/key_funcs.go
@@ -22,64 +22,64 @@ import (
 	"strings"
 )
 
-func saddKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func saddKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func scardKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func scardKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func sdiffKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sdiffKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func sdiffstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sdiffstoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[2:],
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func sinterKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sinterKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func sintercardKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sintercardKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 
 	limitIdx := slices.IndexFunc(cmd, func(s string) bool {
@@ -87,124 +87,124 @@ func sintercardKeyFunc(cmd []string) (internal.AccessKeys, error) {
 	})
 
 	if limitIdx == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:],
 			WriteKeys: make([]string, 0),
 		}, nil
 	}
 
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:limitIdx],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func sinterstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sinterstoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[2:],
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func sismemberKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sismemberKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func smembersKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func smembersKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func smismemberKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func smismemberKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func smoveKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func smoveKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:3],
 	}, nil
 }
 
-func spopKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func spopKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 || len(cmd) > 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func srandmemberKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func srandmemberKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 || len(cmd) > 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func sremKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sremKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func sunionKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sunionKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func sunionstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func sunionstoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[2:],
 		WriteKeys: cmd[1:2],
diff --git a/internal/modules/sorted_set/key_funcs.go b/internal/modules/sorted_set/key_funcs.go
index 06d2f19..a434fd5 100644
--- a/internal/modules/sorted_set/key_funcs.go
+++ b/internal/modules/sorted_set/key_funcs.go
@@ -22,42 +22,42 @@ import (
 	"strings"
 )
 
-func zaddKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zaddKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zcardKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zcardKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zcountKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zcountKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zdiffKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zdiffKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 
 	withscoresIndex := slices.IndexFunc(cmd, func(s string) bool {
@@ -65,45 +65,45 @@ func zdiffKeyFunc(cmd []string) (internal.AccessKeys, error) {
 	})
 
 	if withscoresIndex == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:],
 			WriteKeys: make([]string, 0),
 		}, nil
 	}
 
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:withscoresIndex],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zdiffstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zdiffstoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[2:],
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zincrbyKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zincrbyKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zinterKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zinterKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 	endIdx := slices.IndexFunc(cmd[1:], func(s string) bool {
 		if strings.EqualFold(s, "WEIGHTS") ||
@@ -114,25 +114,25 @@ func zinterKeyFunc(cmd []string) (internal.AccessKeys, error) {
 		return false
 	})
 	if endIdx == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:],
 			WriteKeys: make([]string, 0),
 		}, nil
 	}
 	if endIdx >= 1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:endIdx],
 			WriteKeys: make([]string, 0),
 		}, nil
 	}
-	return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+	return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 }
 
-func zinterstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zinterstoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 	endIdx := slices.IndexFunc(cmd[1:], func(s string) bool {
 		if strings.EqualFold(s, "WEIGHTS") ||
@@ -143,192 +143,192 @@ func zinterstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
 		return false
 	})
 	if endIdx == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[2:],
 			WriteKeys: cmd[1:2],
 		}, nil
 	}
 	if endIdx >= 3 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[2:endIdx],
 			WriteKeys: cmd[1:2],
 		}, nil
 	}
-	return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+	return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 }
 
-func zmpopKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zmpopKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 	endIdx := slices.IndexFunc(cmd, func(s string) bool {
 		return slices.Contains([]string{"MIN", "MAX", "COUNT"}, strings.ToUpper(s))
 	})
 	if endIdx == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  make([]string, 0),
 			WriteKeys: cmd[1:],
 		}, nil
 	}
 	if endIdx >= 2 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  make([]string, 0),
 			WriteKeys: cmd[1:endIdx],
 		}, nil
 	}
-	return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+	return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 }
 
-func zmscoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zmscoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zpopKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zpopKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 || len(cmd) > 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zrandmemberKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zrandmemberKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 || len(cmd) > 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zrankKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zrankKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 || len(cmd) > 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zremKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zremKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zrevrankKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zrevrankKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zscoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zscoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zremrangebylexKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zremrangebylexKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zremrangebyrankKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zremrangebyrankKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zremrangebyscoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zremrangebyscoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zlexcountKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zlexcountKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zrangeKeyCount(cmd []string) (internal.AccessKeys, error) {
+func zrangeKeyCount(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 4 || len(cmd) > 10 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func zrangeStoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zrangeStoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 5 || len(cmd) > 11 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[2:3],
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func zunionKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zunionKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 	endIdx := slices.IndexFunc(cmd[1:], func(s string) bool {
 		if strings.EqualFold(s, "WEIGHTS") ||
@@ -339,25 +339,25 @@ func zunionKeyFunc(cmd []string) (internal.AccessKeys, error) {
 		return false
 	})
 	if endIdx == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:],
 			WriteKeys: make([]string, 0),
 		}, nil
 	}
 	if endIdx >= 1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[1:endIdx],
 			WriteKeys: cmd[1:endIdx],
 		}, nil
 	}
-	return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+	return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 }
 
-func zunionstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func zunionstoreKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) < 3 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
 	endIdx := slices.IndexFunc(cmd[1:], func(s string) bool {
 		if strings.EqualFold(s, "WEIGHTS") ||
@@ -368,18 +368,18 @@ func zunionstoreKeyFunc(cmd []string) (internal.AccessKeys, error) {
 		return false
 	})
 	if endIdx == -1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[2:],
 			WriteKeys: cmd[1:2],
 		}, nil
 	}
 	if endIdx >= 1 {
-		return internal.AccessKeys{
+		return internal.KeyExtractionFuncResult{
 			Channels:  make([]string, 0),
 			ReadKeys:  cmd[2:endIdx],
 			WriteKeys: cmd[1:2],
 		}, nil
 	}
-	return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+	return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 }
diff --git a/internal/modules/string/key_funcs.go b/internal/modules/string/key_funcs.go
index d824cc9..a33c665 100644
--- a/internal/modules/string/key_funcs.go
+++ b/internal/modules/string/key_funcs.go
@@ -20,33 +20,33 @@ import (
 	"github.com/echovault/echovault/internal"
 )
 
-func setRangeKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func setRangeKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  make([]string, 0),
 		WriteKeys: cmd[1:2],
 	}, nil
 }
 
-func strLenKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func strLenKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 2 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
 	}, nil
 }
 
-func subStrKeyFunc(cmd []string) (internal.AccessKeys, error) {
+func subStrKeyFunc(cmd []string) (internal.KeyExtractionFuncResult, error) {
 	if len(cmd) != 4 {
-		return internal.AccessKeys{}, errors.New(constants.WrongArgsResponse)
+		return internal.KeyExtractionFuncResult{}, errors.New(constants.WrongArgsResponse)
 	}
-	return internal.AccessKeys{
+	return internal.KeyExtractionFuncResult{
 		Channels:  make([]string, 0),
 		ReadKeys:  cmd[1:2],
 		WriteKeys: make([]string, 0),
diff --git a/internal/types.go b/internal/types.go
index 56990e2..56958cc 100644
--- a/internal/types.go
+++ b/internal/types.go
@@ -47,13 +47,13 @@ type SnapshotObject struct {
 	LatestSnapshotMilliseconds int64
 }
 
-type AccessKeys struct {
+type KeyExtractionFuncResult struct {
 	Channels  []string
 	ReadKeys  []string
 	WriteKeys []string
 }
 
-type KeyExtractionFunc func(cmd []string) (AccessKeys, error)
+type KeyExtractionFunc func(cmd []string) (KeyExtractionFuncResult, error)
 
 type HandlerFuncParams struct {
 	Context               context.Context
diff --git a/types/types.go b/types/types.go
index 4f20a3d..19f9d63 100644
--- a/types/types.go
+++ b/types/types.go
@@ -35,11 +35,11 @@ type EchoVault interface {
 	DeleteKey(ctx context.Context, key string) error
 }
 
-type PluginAccessKeys struct {
+type PluginKeyExtractionFuncResult struct {
 	ReadKeys  []string
 	WriteKeys []string
 }
-type PluginKeyExtractionFunc func(cmd []string) (PluginAccessKeys, error)
+type PluginKeyExtractionFunc func(cmd []string) (PluginKeyExtractionFuncResult, error)
 
 type PluginHandlerFunc func(params PluginHandlerFuncParams) ([]byte, error)
 type PluginHandlerFuncParams struct {