Nov 27

SQL joins are used to query data from two or more tables, based on a relationship between certain columns in these tables.

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Nov 20

With SQL, an alias name can be given to a table or to a column.

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Nov 13

The BETWEEN operator is used in a WHERE clause to select a range of data between two values.

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Nov 06

The IN operator allows you to specify multiple values in a WHERE clause.

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