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SQL LCASE( ) Function

The LCASE() function converts the value of a field to lowercase. SQL LCASE() Syntax SELECT LCASE(column_name) FROM table…

SQL UCASE( ) Function

The UCASE() function converts the value of a field to uppercase. SQL UCASE() Syntax SELECT UCASE(column_name)  FROM ta…

SQL HAVING Clause

The HAVING Clause The HAVING clause was added to SQL because the WHERE keyword could not be used with aggregate functions. …

SQL GROUP BY Statement

Aggregate functions often need an added GROUP BY statement. The GROUP BY Statement The GROUP BY statement is used in conjun…

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