MediaWiki  master
DBAccessObjectUtils Class Reference

Helper class for DAO classes. More...

Inheritance diagram for DBAccessObjectUtils:
Collaboration diagram for DBAccessObjectUtils:

Static Public Member Functions

static getDBOptions ( $bitfield)
 Get an appropriate DB index, options, and fallback DB index for a query. More...
static hasFlags ( $bitfield, $flags)

Additional Inherited Members

- Public Attributes inherited from IDBAccessObject
const READ_NONE = -1
 Constants for object loading bitfield flags (higher => higher QoS) More...

Detailed Description

Helper class for DAO classes.


Definition at line 29 of file DBAccessObjectUtils.php.

Member Function Documentation

◆ getDBOptions()

static DBAccessObjectUtils::getDBOptions (   $bitfield)

Get an appropriate DB index, options, and fallback DB index for a query.

The fallback DB index and options are to be used if the entity is not found with the initial DB index, typically querying the primary DB to avoid lag

int$bitfieldBitfield of IDBAccessObject::READ_* constants
array List of DB indexes and options in this order:
  • DB_PRIMARY or DB_REPLICA constant for the initial query
  • SELECT options array for the initial query
  • DB_PRIMARY constant for the fallback query; null if no fallback should happen
  • SELECT options array for the fallback query; empty if no fallback should happen

Definition at line 52 of file DBAccessObjectUtils.php.

References DB_PRIMARY, and DB_REPLICA.

Referenced by MediaWiki\Storage\SqlBlobStore\fetchBlobs(), MediaWiki\User\BotPasswordStore\getByCentralId(), MediaWiki\User\UserOptionsManager\getDBAndOptionsForQueryFlags(), MediaWiki\Revision\RevisionStore\getDBConnectionRefForQueryFlags(), MediaWiki\User\ActorStore\getDBConnectionRefForQueryFlags(), MediaWiki\User\UserGroupManager\getDBConnectionRefForQueryFlags(), LinkCache\getGoodLinkRow(), BotPassword\getPassword(), MediaWiki\Revision\RevisionStore\getRecentChange(), MediaWiki\Revision\RevisionStore\getRelativeRevision(), User\idForName(), User\load(), Title\loadFieldFromDB(), User\loadFromDatabase(), WikiPage\loadPageData(), MediaWiki\Revision\RevisionStore\loadSlotRecords(), LocalIdLookup\lookupCentralIds(), LocalIdLookup\lookupUserNames(), MediaWiki\User\UserFactory\newFromConfirmationCode(), Title\newFromID(), Page\WikiPageFactory\newFromID(), Page\PageStore\newSelectQueryBuilder(), MediaWiki\Auth\LocalPasswordPrimaryAuthenticationProvider\testUserExists(), and MediaWiki\Auth\TemporaryPasswordPrimaryAuthenticationProvider\testUserExists().

◆ hasFlags()

static DBAccessObjectUtils::hasFlags (   $bitfield,

The documentation for this class was generated from the following file: