mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-11-26 12:09:10 +08:00
59 lines
1.9 KiB
Go
59 lines
1.9 KiB
Go
package mysql
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
|
|
_ "github.com/go-sql-driver/mysql"
|
|
)
|
|
|
|
type SqlGenMysql struct {
|
|
CreateTableSqlTemplate string
|
|
DropTableSqlTemplate string
|
|
UpsertQueryTemplate string
|
|
}
|
|
|
|
var (
|
|
_ = abstract_sql.SqlGenerator(&SqlGenMysql{})
|
|
)
|
|
|
|
func (gen *SqlGenMysql) GetSqlInsert(tableName string) string {
|
|
if gen.UpsertQueryTemplate != "" {
|
|
return fmt.Sprintf(gen.UpsertQueryTemplate, tableName)
|
|
} else {
|
|
return fmt.Sprintf("INSERT INTO `%s` (dirhash,name,directory,meta) VALUES(?,?,?,?)", tableName)
|
|
}
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlUpdate(tableName string) string {
|
|
return fmt.Sprintf("UPDATE `%s` SET meta=? WHERE dirhash=? AND name=? AND directory=?", tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlFind(tableName string) string {
|
|
return fmt.Sprintf("SELECT meta FROM `%s` WHERE dirhash=? AND name=? AND directory=?", tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlDelete(tableName string) string {
|
|
return fmt.Sprintf("DELETE FROM `%s` WHERE dirhash=? AND name=? AND directory=?", tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlDeleteFolderChildren(tableName string) string {
|
|
return fmt.Sprintf("DELETE FROM `%s` WHERE dirhash=? AND directory=?", tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlListExclusive(tableName string) string {
|
|
return fmt.Sprintf("SELECT NAME, meta FROM `%s` WHERE dirhash=? AND name>? AND directory=? AND name like ? ORDER BY NAME ASC LIMIT ?", tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlListInclusive(tableName string) string {
|
|
return fmt.Sprintf("SELECT NAME, meta FROM `%s` WHERE dirhash=? AND name>=? AND directory=? AND name like ? ORDER BY NAME ASC LIMIT ?", tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlCreateTable(tableName string) string {
|
|
return fmt.Sprintf(gen.CreateTableSqlTemplate, tableName)
|
|
}
|
|
|
|
func (gen *SqlGenMysql) GetSqlDropTable(tableName string) string {
|
|
return fmt.Sprintf(gen.DropTableSqlTemplate, tableName)
|
|
}
|