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The SQL WITH clause was introduced by Oracle in the Oracle 9i release 2 database. The SQL WITH clause allows […]

SQL AND, OR and NOT Operators : The WHERE clause can be combined with AND, OR, and NOT operators. The

The SQL WHERE Clause The WHERE clause is used to filter records. The WHERE clause is used to extract only

The SQL ORDER BY clause is used for sorting data in ascending and descending order based on one or more

The SQL DELETE Query is used to delete the existing records from a table. You can use the WHERE clause

The SQL UPDATE Query is used to modify the existing records in a table. You can use the WHERE clause

SQL INSERT Query :The SQL INSERT INTO Statement is used to add new rows of data to a table in the

SQL SELECT SUM : It is also known as SQL SUM() function. It is used in a SQL query to

SQL SELECT IN is an operator used in a SQL query to help reduce the need to use multiple SQL

SQL SELECT AS  is used to assign temporarily a new name to a table column. It makes easy presentation of