abstract public function DatabaseConnection::dateExtractSql

Extract part of a date from a date field.

Parameters

string $extract_type: The type of value to extract from the date, like 'MONTH'.

string $field: The real table and field name, like 'tablename.fieldname'.

Return value

string: An appropriate SQL string for the db type and field type.

File

includes/database/database.inc, line 1489

Core systems for the database layer.

Class

DatabaseConnection

Base Database API class.

Code

abstract public function dateExtractSql($field, $extract_type);