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| -rw-r--r-- | doc/src/sgml/indices.sgml | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/doc/src/sgml/indices.sgml b/doc/src/sgml/indices.sgml index 309fd1269bd..2d131c91097 100644 --- a/doc/src/sgml/indices.sgml +++ b/doc/src/sgml/indices.sgml @@ -655,11 +655,7 @@ CREATE UNIQUE INDEX <replaceable>name</replaceable> ON <replaceable>table</repla <note> <para> - The preferred way to add a unique constraint to a table is - <literal>ALTER TABLE ... ADD CONSTRAINT</literal>. The use of - indexes to enforce unique constraints could be considered an - implementation detail that should not be accessed directly. - One should, however, be aware that there's no need to manually + There's no need to manually create indexes on unique columns; doing so would just duplicate the automatically-created index. </para> |