MYSQL日历从2000-01-01-2100-12-31 CREATETABLE`SYS_CALENDAR_DATE`( `CALENDAR_DATE`varchar(20)COLLATEutf8mb4_general_ciNOTNULLCOMMENT'日期yyyy-MM-dd', `CALENDAR_YEAR`int(10)NOTNULLCOMMENT'年', `CALENDAR_QUARTER`int(10)NOTNULLCOMMENT'季度从1开始计数', `CALENDAR_MONTH`int(10)NOT