Q: I have been trying to make our database clients pro-active about not filling up the partition on which the database they are using resides. As all our clients are on the same host as the database manager, it should be easy enough for user-created…
转自:https://blog.yugabyte.com/distributed-postgresql-on-a-google-spanner-architecture-query-layer/ Our previous post dived into the details of the storage layer of YugaByte DB called DocDB, a distributed document store inspired by Google Spanner. This…
Navicat导出百万级数据时,报错:2013 - Lost connection to MySQL server during query 网上一番搜索,修改mysql如下几处配置文件即可: select @@sql_mode; SET sql_mode=(SELECT REPLACE(@@sql_mode, 'ONLY_FULL_GROUP_BY', '')); 4194304 -- 2013 - Lost connection to MySQL server during query se…
# 在PostgreSQL中 pg_start_backup 做了什么?HM 2019-07-30 ## pg_start_backup 做一个备份开始标记,还做了一些其他的操作,下面进行探寻. * 函数定义:```postgres=# \df pg_start_backup List of functions Schema | Name | Result data type | Argument data types | Type ------------+-----------------+…
时间 2016-01-23 13:01:14 CrocoDillon’s Blog 原文 http://crocodillon.com/blog/reading-query-string-values-in-javascript 主题 JavaScript Most server software can read values from the query string easily, but sometimes you need to read these values in the b…
我们知道,"GET"请求中,通常把参数放在URL后面,比如这样http://www.cnblogs.com/season-huang/index?param=yes&article=1其中,红色部分便是URL中的参数. 那么,如何通过Javascript得到它呢?而且怎么从这么一堆字符串中找到我所需要的参数所对应的值呢? 方法一: function getParameterByName(name) { name = name.replace(/[\[]/, "\\\[…
PostgreSQL相关的软件,库,工具和资源集合. 备份 wal-e - Simple Continuous Archiving for Postgres to S3, Azure, or Swift by Heroku Barman - Backup and Recovery Manager for Postgres by 2ndQuadrant GUI pgAdmin - Postgres Administration and Management GUI phpPgAdmin - The…
mysql> show global status;可以列出MySQL服务器运行各种状态值,我个人较喜欢的用法是show status like '查询值%';一.慢查询mysql> show variables like '%slow%';+------------------+-------+| Variable_name | Value |+------------------+-------+| log_slow_queries | ON || slow_launch_time | 2…
mysql> show global status; 可以列出MySQL服务器运行各种状态值,我个人较喜欢的用法是show status like '查询值%'; 一.慢查询 mysql> show variables like '%slow%'; +------------------+-------+ | Variable_name | Value | +------------------+-------+ | log_slow_queries | ON | | slow_launch_…
