2022年7月26日
MySQL: DATE, TIME, DATETIME, TIMESTAMP
摘要： DATE: DATETIME: TIMESTAMP: Fractional Seconds: 阅读全文
posted @ 2022-07-26 23:18 ascertain 阅读(21) 评论(0) 推荐(0) 编辑
MySQL: Fractional Seconds
摘要： https://dev.mysql.com/doc/refman/8.0/en/fractional-seconds.html CREATE TABLE fractional (c1 TIME(3), c2 DATETIME(3), c3 TIMESTAMP(4)); 阅读全文
posted @ 2022-07-26 22:28 ascertain 阅读(40) 评论(0) 推荐(0) 编辑
MySQL: Automatic Initialization and Updating for TIMESTAMP and DATETIME
摘要： https://dev.mysql.com/doc/refman/8.0/en/timestamp-initialization.html CREATE TABLE t1 ( ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMES 阅读全文
posted @ 2022-07-26 22:20 ascertain 阅读(19) 评论(0) 推荐(0) 编辑
SP
摘要： Service Pack (SP) What Does Service Pack (SP) Mean? A service pack (SP) is a patch and upgrade suite that complements an established operating system 阅读全文
posted @ 2022-07-26 15:32 ascertain 阅读(1670) 评论(0) 推荐(0) 编辑