1、SQLite:
SELECT ‘AA‘ || ‘BB‘ || ‘CC‘;
2、MySQL:
SELECT CONCAT(‘AA‘, ‘BB‘, ‘CC‘);
3、SQL Server & Access:
SELECT ‘AA‘+‘BB‘+‘CC‘;
*** walker ***
时间: 2024-10-12 22:06:32
1、SQLite:
SELECT ‘AA‘ || ‘BB‘ || ‘CC‘;
2、MySQL:
SELECT CONCAT(‘AA‘, ‘BB‘, ‘CC‘);
3、SQL Server & Access:
SELECT ‘AA‘+‘BB‘+‘CC‘;
*** walker ***