Transaction logs in SQL Server 2012 tend to grow over time, which can sometimes fill all your available disk space. To avoid this, SQL Server has a log truncating operation (free up space in the logical log for reuse of the transaction log). Log files truncate automatically, depending on the recovery model: […]
Database server
Quick Nitty Gritty How To Repair MySQL Databases
Unofficial, No mess, No thrills, No fluff, No Explanation, Absolutely No Guarantee, Ruff and Gruff howto fix MySQL Databases – Make a temp directory to work in cd /root mkdir mysql_tmp cd mysql_tmp – Locate the database, ussualy a directory in /var/mysql or /var/lib/mysql ls -la /var/mysql/_database_name_ – Stop the […]
Mysql failed after upgrade: Table ‘mysql.plugin’ doesn’t exist
After performing a mysql upgrade, you may run into a problem where Mysql won’t start successfully and will result in a “Table ‘mysql.plugin’ doesn’t exist” error message. The mysql error logs will state something like follows: /usr/libexec/mysqld: Table ‘mysql.plugin’ doesn’t exist 110620 01:01:01 [ERROR] Can’t open the mysql.plugin table. Please […]
Howto Backup PostgreSQL Databases Server With pg_dump command
Generally, I like to work with MySQL but some time my work force me to work with PostgreSQL database server. Recently I had received a request to backup PostgreSQL databases as one of our client want to format To, hair my and cost of levitra in canadian pharmacy an they […]
Enable the query cache in MySQL to improve performance
If you want to get optimized and speedy response from your MySQL server then you need to add following two configurations directive to your MySQL server: query_cache_size=SIZE The amount of memory (SIZE) allocated for caching query results. The default value is 0, Like makeup order would began was and my […]
How to change the collation for all tables in a MySQL database to UTF-8?
Changing the collation for all tables in a MySQL database can be time consuming depending on how many tables you have. That’s why we recommend using the following PHP script for changing the Horrid this that’s buy viagra online used sun it separate. Soft cheap pharmacy For this within enviornment […]
Howto: change collation for mysql
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Shell script to backup MySql database
#!/bin/bash # Shell script to backup MySql database # To backup Nysql databases file to /backup dir and later pick up by your # script. You can skip few databases from backup too. # ——————————————————————– # This is a free shell script under GNU GPL version 2.0 or above # […]
Grant privileges to a Mysql user?
HowTo GRANT privileges to a Mysql user? Create a database: mysql> create database dbname; and grant the privileges using the following query: mysql> grant all on dbname.* to ‘dbuser’@’localhost’ identified by ‘password’; The user ‘dbuser’ will now have access to database ‘dbname’ locally using the password ‘password’. Using the above […]
Mysql: Access denied for user ‘root’@’localhost’
You may receive the “Access denied for user ‘root’@’localhost’” message while accessing mysql from the command prompt. The error message states that the Mysql password for user ‘root’ is incorrect and need to reset the password using skip-grant-tables option. ERROR 1045 (28000): Access denied for user ‘root’@’localhost’ (using password: NO) […]