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refactor flush db

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This commit is contained in:
finley
2022-07-11 22:42:17 +08:00
parent 461d1a7a3f
commit ab0754e2a5
6 changed files with 82 additions and 73 deletions
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5
database/keys.go
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@@ -51,6 +51,7 @@ func execExists(db *DB, args [][]byte) redis.Reply {
}
// execFlushDB removes all data in current db
// deprecated, use MultiDB.flushDB
func execFlushDB(db *DB, args [][]byte) redis.Reply {
db.Flush()
db.addAof(utils.ToCmdLine3("flushdb", args...))
@@ -316,7 +317,7 @@ func undoExpire(db *DB, args [][]byte) []CmdLine {
// This command copies the value stored at the source key to the destination key.
func execCopy(mdb *MultiDB, conn redis.Connection, args [][]byte) redis.Reply {
dbIndex := conn.GetDBIndex()
db := mdb.dbSet[dbIndex] // Current DB
db := mdb.mustSelectDB(dbIndex) // Current DB
replaceFlag := false
srcKey := string(args[0])
destKey := string(args[1])
@@ -356,7 +357,7 @@ func execCopy(mdb *MultiDB, conn redis.Connection, args [][]byte) redis.Reply {
return protocol.MakeIntReply(0)
}
destDB := mdb.dbSet[dbIndex]
destDB := mdb.mustSelectDB(dbIndex)
if _, exists = destDB.GetEntity(destKey); exists != false {
// If destKey exists and there is no "replace" option
if replaceFlag == false {