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Diffstat (limited to 'doc/src/sgml/ref/cluster.sgml')
| -rw-r--r-- | doc/src/sgml/ref/cluster.sgml | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/doc/src/sgml/ref/cluster.sgml b/doc/src/sgml/ref/cluster.sgml index 24340e7b9bf..c5760244e67 100644 --- a/doc/src/sgml/ref/cluster.sgml +++ b/doc/src/sgml/ref/cluster.sgml @@ -68,9 +68,8 @@ CLUSTER [ ( <replaceable class="parameter">option</replaceable> [, ...] ) ] [ <r <command>CLUSTER</command> without a <replaceable class="parameter">table_name</replaceable> reclusters all the previously-clustered tables in the current database that the calling user - owns, or all such tables if called by a superuser. This - form of <command>CLUSTER</command> cannot be executed inside a transaction - block. + has privileges for. This form of <command>CLUSTER</command> cannot be + executed inside a transaction block. </para> <para> @@ -132,6 +131,11 @@ CLUSTER [ ( <replaceable class="parameter">option</replaceable> [, ...] ) ] [ <r <title>Notes</title> <para> + To cluster a table, one must have the <literal>MAINTAIN</literal> privilege + on the table. + </para> + + <para> In cases where you are accessing single rows randomly within a table, the actual order of the data in the table is unimportant. However, if you tend to access some |