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PostgreSQL tutorial: PostgreSQL data types.

Below is a list of data types available in PostgreSQL, which includes string, numeric, and date/time type….

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PostgreSQL Alias.

PostgreSQL Alias can be used to create a temporary name for tables or columns. Column aliases are used to make it easier to read column headers in a s…

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Configuring SQL*Plus environment for Oracle application developer.

It is very important for a professional developer (programmer) to be able to work effectively in the SQL*Plus environment. It is important to be able …

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PostgreSQL extract function.

PostgreSQL extract function extracts parts from the date….

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PostgreSQL date_part function.

PostgreSQL date_part  function extracts parts from the date….

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