v ROUND(X) 2002-01-21 18:12:12
v FLOOR(X) 2002-01-21 18:12:12
v / 2002-01-21 18:12:12
v LAST_INSERT_ID( 2002-01-21 18:12:12
v case 2002-01-21 18:12:12
v OR || 逻辑或 2002-01-21 18:12:12
v >> 右移 2002-01-21 18:12:12
v UPDATE 2002-01-21 18:12:12
v LONGTEXT 2002-01-21 18:12:12
v 十六进制值 2002-01-21 18:12:12