+ [
+ [
+ 'tables' => 'table',
+ 'fields' => [ 'field', 'alias' => 'field2' ],
+ 'conds' => 'alias = \'text\'',
+ ],
+ "SELECT field,field2 AS alias " .
+ "FROM table " .
+ "WHERE alias = 'text'"
+ ],
+ [
+ [
+ 'tables' => 'table',
+ 'fields' => [ 'field', 'alias' => 'field2' ],
+ 'conds' => [],
+ ],
+ "SELECT field,field2 AS alias " .
+ "FROM table"
+ ],
+ [
+ [
+ 'tables' => 'table',
+ 'fields' => [ 'field', 'alias' => 'field2' ],
+ 'conds' => '',
+ ],
+ "SELECT field,field2 AS alias " .
+ "FROM table"
+ ],
+ [
+ [
+ 'tables' => 'table',
+ 'fields' => [ 'field', 'alias' => 'field2' ],
+ 'conds' => '0', // T188314
+ ],
+ "SELECT field,field2 AS alias " .
+ "FROM table " .
+ "WHERE 0"
+ ],