Interface for a conditional clause in a query.
Implemented by
Hierarchy
- interface QueryConditionInterface
Expanded class hierarchy of QueryConditionInterface
Related topics
File
- core/
includes/ database/ query.inc, line 15 - Non-specific Database query code. Used by all engines.
Members
Name | Modifiers | Type | Description |
---|---|---|---|
QueryConditionInterface:: |
public | function | Helper function: builds the most common conditional clauses. |
QueryConditionInterface:: |
public | function | Adds an arbitrary WHERE clause to the query. |
QueryConditionInterface:: |
public | function | Sets a condition that the specified field be NULL. |
QueryConditionInterface:: |
public | function | Sets a condition that the specified field be NOT NULL. |
QueryConditionInterface:: |
public | function | Sets a condition that the specified subquery returns values. |
QueryConditionInterface:: |
public | function | Sets a condition that the specified subquery returns no values. |
QueryConditionInterface:: |
public | function | Gets a complete list of all conditions in this conditional clause. |
QueryConditionInterface:: |
public | function | Gets a complete list of all values to insert into the prepared statement. |
QueryConditionInterface:: |
public | function | Compiles the saved conditions for later retrieval. |
QueryConditionInterface:: |
public | function | Check whether a condition has been previously compiled. |