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Sometimes you may need to check if column is empty or null in MySQL. Here are 3 different ways to check for null values in column.
Sometimes you may need to check if column is empty or null in MySQL. Here are 3 different ways to check for null values in column.
Sometimes you may need to modify MySQL column to allow null. Learn how to change MySQL column to allow Null using MODIFY and CHANGE.
Sometimes you may need to add auto increment id to existing table in MySQL. Here are the steps to do it.
Often database administrators need to uninstall MySQL completely in Ubuntu. Here are the steps to completely remove MySQL in Linux.
Sometimes you may need to view MySQL query locking table. Here is how to view query that is locking MySQL tables.
Sometimes you may need to select by string length in MySQL. Here are the steps to select by character length.