sql delete specific rows code example

Example 1: delete all records from table

DELETE FROM table_name;

Example 2: delete specific row in sql

DELETE FROM Categories
WHERE CategoryID="2"AND CategoryID="3" AND CategoryID="5";

Example 3: sql delete where in

-- Deletes all records where `columnName` matches the values in brackets.
DELETE FROM tableName WHERE columnName IN ('val1', 'val2', 'val3');

Example 4: delete query

public function deletedata(){	

	$this->db->where('id', 2);	
	$this->db->delete('table_name');

	}