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This commit is contained in:
Fenny
2020-11-05 05:44:12 +01:00
parent b26c0e0c71
commit 53f5b272a1
5 changed files with 11 additions and 8 deletions
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8
postgres/postgres.go
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@@ -99,7 +99,7 @@ func New(config ...Config) *Storage {
db: db,
gcInterval: cfg.GCInterval,
sqlSelect: fmt.Sprintf(`SELECT data, exp FROM %s WHERE key=$1;`, cfg.Table),
sqlInsert: fmt.Sprintf("INSERT OR REPLACE INTO %s (key, data, exp) VALUES ($1, $2, $3)", cfg.Table),
sqlInsert: fmt.Sprintf(`INSERT INTO %s (key, data, exp) VALUES ($1, $2, $3) ON DUPLICATE KEY UPDATE data="$1", exp=$3`, cfg.Table),
sqlDelete: fmt.Sprintf("DELETE FROM %s WHERE key=$1", cfg.Table),
sqlClear: fmt.Sprintf("DELETE FROM %s;", cfg.Table),
sqlGC: fmt.Sprintf("DELETE FROM %s WHERE exp <= $1", cfg.Table),
@@ -122,10 +122,10 @@ func (s *Storage) Get(key string) ([]byte, error) {
exp int64 = 0
)
if err := row.Scan(&data, &exp); err != nil {
if err != noRows {
return nil, err
if err == sql.ErrNoRows {
return nil, ErrNotExist
}
return nil, nil
return nil, err
}
// If the expiration time has already passed, then return nil