TheDBTIMEZONEfunction returns a character string that represents a time zone offset in the format[+|-]TZH:TZMe.g.,-05:00or a time zone region name e.g.,Europe/London. The value of the database time zone depends
Datetime函数可操作 date (DATE), timestamp (TIMESTAMP, TIMESTAMP WITH TIME ZONE, TIMESTAMP WITH LOCAL TIME ZONE) 及 interval (INTERVAL DAY TO SECOND, INTERVAL YEAR TO MONTH) 类型的值。 1. Datetime Functions Designed for the DATE Data Type Function Description ADD_MONTHS Returnsthe datedplusnmo...
How to get the value of the Database time zone? The Oracle DBTIMEZONE function retrieves the value of the database time zone. It returns either a time zone offset (in the format '[+|-]TZH ') or a time zone region name, depending on how the database time zone was specified during...
===TESTCURRENTDATE/TIMEFUNCTIONS===JVMTime Zone:中国标准时间 TestCURRENT_DATE:2018-09-1810:27:23.0TestCURRENT_TIMESTAMP:2018-09-1810:27:23.880378Asia/Shanghai TestLOCALTIMESTAMP:2018-09-1810:27:23.926375TestSYSDATE:2018-09-1802:27:23.0TestSYSTIMESTAMP:2018-09-1802:27:23.929605+0:00---JVMTime...
---+08:00Database的timezone可以在创建数据库的时候指定，如：CREATEDATABA SEdb01...SETTIME_ZONE=''+08:00'';或者在数据库创建之后通过alterdatabase语句修改，但是只有重启数据库后有效：ALTERDATABASESETTIME_ZONE=''+08:00'';session的timezon e可以简单通过altersession语句修改：ALTERSESSIONSETTIME_ZONE...
TIME_ZONE 指定目的地时区。 时区可指定为“+|-HH:MM”格式的偏移或指定为 IANA 时区名称。 [,sentinel_timestamp1[,sentinel_timestamp2]... 指定预期不进行转换的一个或多个时间戳记字面值。 应使用以下格式指定值:“YYYY-MM-DD HH24:MI:SS”。 第一个参数与标记值之间的比较是对时间戳记部分的字面值...
Time zone support:Oracle:Oracle supports a wide rangeoftime zonesandprovides built-infunctionsforworkingwithTIMESTAMPWITHTIME ZONE values. It includes functionsforconverting between time zones, extracting time zone information,andmanipulating timestampswithrespecttotime zones.PostgreSQL:PostgreSQL also supports...
trunc(value timestamp with time zone, fmt text) 返回被截取的时间。参数一:要被截断的timestamp。参数二:应用于截断的度量单位。Y:截断成日期年份的第一天。Q:返回季度的第一天。 SELECT TRUNC(current_date,'Y'); SELECT TRUNC(current_date,'Q'); 2022-01-01 2022-01-01 trunc(value timestamp with...
db time zone 14 14 字符集 ZHS16GBK ZHS16GBK compatible 11.2.0.4.0 11.2.0.4.0 归档模式 Archive Mode Archive Mode ORACLE_SID DGPRI DGPHY db_name/GLOBAL_DBNAME TESTDG TESTDG db_unique_name TESTDG TESTDGPHY TNS_NAME TNS_DGPRI TNS_DGPHY 磁盘组 +DATA +DATA 归档路径 GPFS方式共享路径: /...
Oracle TO_TIMESTAMP_TZ function: TO_TIMESTAMP_TZ converts char of CHAR, VARCHAR2, NCHAR, or NVARCHAR2 datatype to a value of TIMESTAMP WITH TIME ZONE datatype. This tutorial explains how to use the TO_TIMESTAMP_TZ function with syntax, parameters, exampl