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IDBAccessObject.php
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1 <?php
57 interface IDBAccessObject {
60  public const READ_NORMAL = 0;
61 
63  public const READ_LATEST = 1;
64 
65  /* @var int Read from the master/quorum and lock out other writers */
66  public const READ_LOCKING = self::READ_LATEST | 2; // READ_LATEST (1) and "LOCK IN SHARE MODE" (2)
67 
69  public const READ_EXCLUSIVE = self::READ_LOCKING | 4; // READ_LOCKING (3) and "FOR UPDATE" (4)
70 
72  public const READ_LATEST_IMMUTABLE = 8;
73 
74  // Convenience constant for tracking how data was loaded (higher => higher QoS)
75  public const READ_NONE = -1; // not loaded yet (or the object was cleared)
76 }
IDBAccessObject
Interface for database access objects.
Definition: IDBAccessObject.php:57
IDBAccessObject\READ_LOCKING
const READ_LOCKING
Constants for object loading bitfield flags (higher => higher QoS)
Definition: IDBAccessObject.php:66
IDBAccessObject\READ_NONE
const READ_NONE
Definition: IDBAccessObject.php:75