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15 tips on how to optimize SQL queries.

15 simple tips for action that will help you learn to write the right queries in SQL:…

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Oracle WITH operator.

The Oracle PL/SQL operator WITH allows you to give a subquery block a name/allowable that can be referenced in several places in the main SQL query.

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Oracle CREATE TABLE AS operator.

Oracle/PLSQL CREATE TABLE AS operator can be used to create a table from an existing table by copying columns of an existing table.

It is importa…

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Oracle CURSOR Attributes.

Oracle CURSOR – When dealing with cursors, you will need to determine your cursor status. Below is a list of cursor attributes that you can use.

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Oracle DROP TABLE operator.

Oracle/PLSQL operator DROP TABLE allows you to clear or delete a table from an Oracle database….

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