Control Flow 函数MySQL兼容性(ADS已经支持的MySQL函数) COALESCE Returns the first non-NULL value in the list,or NULL if there are nonon-NULL values. 支持的语法: COALESCE(value,.) 例子: SELECT COALESCE...
DateTime 函数MySQL兼容性(ADS已经支持的MySQL函数) ADDDATE Add time values(intervals)to a date value.When invoked with the INTERVALform of the second argument,ADDDATE()is a synonym for DATE_ADD(). 支持...
String 函数MySQL兼容性(ADS已经支持的MySQL函数) ASCII Returns the numeric value of the leftmost character of the string str. 支持的语法: ASCII(str) 例子: SELECT ASCII('2');SELECT ASCII(2);SELECT ...