MySQL - Useful Functions


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Here is the list of all important MySQL functions. Each function has been explained along with suitable example.

  • MySQL Group By Clause − The MySQL GROUP BY statement is used along with the SQL aggregate functions like SUM to provide means of grouping the result dataset by certain database table column(s).

  • MySQL IN Clause − This is a clause, which can be used along with any MySQL query to specify a condition.

  • MySQL BETWEEN Clause − This is a clause, which can be used along with any MySQL query to specify a condition.

  • MySQL UNION Keyword − Use a UNION operation to combine multiple result sets into one.

  • MySQL COUNT Function − The MySQL COUNT aggregate function is used to count the number of rows in a database table.

  • MySQL MAX Function − The MySQL MAX aggregate function allows us to select the highest (maximum) value for a certain column.

  • MySQL MIN Function − The MySQL MIN aggregate function allows us to select the lowest (minimum) value for a certain column.

  • MySQL AVG Function − The MySQL AVG aggregate function selects the average value for certain table column.

  • MySQL SUM Function − The MySQL SUM aggregate function allows selecting the total for a numeric column.

  • MySQL SQRT Functions − This is used to generate a square root of a given number.

  • MySQL RAND Function − This is used to generate a random number using MySQL command.

  • MySQL CONCAT Function − This is used to concatenate any string inside any MySQL command.

  • MySQL DATE and Time Functions − Complete list of MySQL Date and Time related functions.

  • MySQL Numeric Functions − Complete list of MySQL functions required to manipulate numbers in MySQL.

  • MySQL String Functions − Complete list of MySQL functions required to manipulate strings in MySQL.



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