#Mysql union different column types how to

This command works with several conditions and clauses in the MySQL query. When the MySQL union shows the entire row's of the two tables in a single set, it is called a 'UNION ALL' command. You can also select a column list from several tables. The 'UNION' keyword requires at least two tables for their combination. MySQL union working procedure starts with the SELECT statement. The union displays the output of more than one table. MySQL union is a function to combine two table's data on a single page.The union in MySQL removes duplicate rows from the tables and returns unique data in a result set. Sometimes, you require multiple tables to collect data together. MySQL contains the same categories of data in a different table.

#Mysql union different column types how to

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