diff options
Diffstat (limited to 'doc/src/sgml/rules.sgml')
| -rw-r--r-- | doc/src/sgml/rules.sgml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/src/sgml/rules.sgml b/doc/src/sgml/rules.sgml index 40e7103e547..c5fb9529122 100644 --- a/doc/src/sgml/rules.sgml +++ b/doc/src/sgml/rules.sgml @@ -1,4 +1,4 @@ -<!-- $Header: /cvsroot/pgsql/doc/src/sgml/rules.sgml,v 1.30 2003/09/11 21:42:20 momjian Exp $ --> +<!-- $Header: /cvsroot/pgsql/doc/src/sgml/rules.sgml,v 1.31 2003/11/01 01:56:29 petere Exp $ --> <Chapter Id="rules"> <Title>The Rule System</Title> @@ -770,7 +770,7 @@ SELECT t1.a, t2.b, t1.ctid FROM t1, t2 WHERE t1.a = t2.a; the stage. Old table rows aren't overwritten, and this is why <command>ROLLBACK</command> is fast. In an <command>UPDATE</command>, the new result row is inserted into the table (after stripping the - <acronym>CTID</>) and in the tuple header of the old row, which the + <acronym>CTID</>) and in the row header of the old row, which the <acronym>CTID</> pointed to, the <literal>cmax</> and <literal>xmax</> entries are set to the current command counter and current transaction ID. Thus the old row is hidden, and after |