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| author | Bruce Momjian <bruce@momjian.us> | 2006-12-30 20:31:11 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2006-12-30 20:31:11 +0000 |
| commit | 24b1f14eae0b83ef5d6b269ebf1ecae2f3acbb8c (patch) | |
| tree | 5ad025d52287eba91ac20b7a55a148216f9a79ec | |
| parent | cd44c23eb47885d8f98685bd252a94a6d54c00c7 (diff) | |
| download | postgresql-24b1f14eae0b83ef5d6b269ebf1ecae2f3acbb8c.tar.gz postgresql-24b1f14eae0b83ef5d6b269ebf1ecae2f3acbb8c.zip | |
Clarify wording on when ctid is modified by VACUUM FULL.
| -rw-r--r-- | doc/src/sgml/ddl.sgml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/src/sgml/ddl.sgml b/doc/src/sgml/ddl.sgml index 6dd740fbfee..6896b7b90b5 100644 --- a/doc/src/sgml/ddl.sgml +++ b/doc/src/sgml/ddl.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/ddl.sgml,v 1.70 2006/12/28 20:02:38 tgl Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/ddl.sgml,v 1.71 2006/12/30 20:31:11 momjian Exp $ --> <chapter id="ddl"> <title>Data Definition</title> @@ -974,7 +974,7 @@ CREATE TABLE order_items ( The physical location of the row version within its table. Note that although the <structfield>ctid</structfield> can be used to locate the row version very quickly, a row's - <structfield>ctid</structfield> will change each time it is + <structfield>ctid</structfield> will change if it is updated or moved by <command>VACUUM FULL</>. Therefore <structfield>ctid</structfield> is useless as a long-term row identifier. The OID, or even better a user-defined serial |