err = config.Dialector.Initialize(db)

		if err != nil {
			if db, _ := db.DB(); db != nil {
				_ = db.Close()
			}
		}
	}

	if config.PrepareStmt {
		preparedStmt := NewPreparedStmtDB(db.ConnPool)
		db.cacheStore.Store(preparedStmtDBKey, preparedStmt)
		db.ConnPool = preparedStmt
	}

	db.Statement = &Statement{
		DB:       db,
		ConnPool: db.ConnPool,

	Transaction bool
	prepared    chan struct{}
	prepareErr  error
}

type PreparedStmtDB struct {
	Stmts       map[string]*Stmt
	PreparedSQL []string
	Mux         *sync.RWMutex
	ConnPool
}

func NewPreparedStmtDB(connPool ConnPool) *PreparedStmtDB {
	return &PreparedStmtDB{
		ConnPool:    connPool,
		Stmts:       make(map[string]*Stmt),
		Mux:         &sync.RWMutex{},
		PreparedSQL: make([]string, 0, 100),
	}
}