preparedStmt = v.(*PreparedStmtDB)
		} else {
			preparedStmt = NewPreparedStmtDB(db.ConnPool)
			db.cacheStore.Store(preparedStmtDBKey, preparedStmt)
		}

		switch t := tx.Statement.ConnPool.(type) {
		case Tx:
			tx.Statement.ConnPool = &PreparedStmtTX{
				Tx:             t,
				PreparedStmtDB: preparedStmt,
			}
		default:
			tx.Statement.ConnPool = &PreparedStmtDB{
				ConnPool: db.Config.ConnPool,