git.m6w6.name Git - mdref/mdref-pq/blob - pq/LOB.md

   1 # class pq\LOB
   2
   3 A *large object*.
   4
   5 > ***NOTE:***
   6   Working with *large objects* requires an active transaction.
   7
   8 ## Constants:
   9
  10 * INVALID_OID
  11   0, representing an invalid OID.
  12 * <span class="constant">R</span>
  13   Read-only mode.
  14 * <span class="constant">W</span>
  15   Write-only mode.
  16 * RW
  17   Read/write mode.
  18
  19 ## Properties:
  20
  21 * public (readonly) pq\Transaction $transaction
  22   The transaction wrapping the operations on the *large object*.
  23 * public (readonly) int $oid
  24   The OID of the *large object*.
  25 * public (readonly) resource $stream
  26   The stream connected to the *large object*.