If replication is broken by a simple invalid query, i.e. grants change, etc. you can force-skip that query:

...wiki.postgresql.org/wiki/YUM_Installation change pg_hba.conf local auth from peer to ident connect to standard db MySQL Java Connector download dev.mysql.com/downloads/connector/j/‎ find it on public ftp to avoid account login on...

cp mysql-connector-java-5.1.29-bin.jar /opt/pentaho/data-integration/lib/ SETUP business integration community edition download bi-server-ce http://sourceforge.net/projects/pentaho/files/Business%20Intelligence%20Server/5.0.1-stable/ unpack to /opt/ change owner to pentaho:pentaho prepare database run scripts like...

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mysqlperformanceblog.com

When MySQL refuses to use your index, there's a number of things that you may be doing wrong. One of them might be conditions with improper data types.

...assume you have a users table with an email field (varchar) which is indexed. MySQL will use the index when your query is well-formed: mysql> EXPLAIN SELECT * FROM users...

Create a user without password (recommended) Replace newuser with your desired username: mysql -uroot -p CREATE USER 'newuser'@'localhost' IDENTIFIED BY ''; GRANT ALL PRIVILEGES ON * . * TO 'newuser'@'localhost'; FLUSH PRIVILEGES...

...by a password, you can remove the password. Replace existinguser with your desired username: mysql -uroot -p SET PASSWORD FOR existinguser@localhost=''; FLUSH PRIVILEGES; exit; Create a user with unix...

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