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Now that the CLUSTER ALL machinery is in place, the clusterdb script can

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be simplified (I'd thought that it can even be removed).  This patch
does that.

Alvaro Herrera
This commit is contained in:
Bruce Momjian 2003-03-20 18:53:18 +00:00
parent 432b9b0f75
commit 8819213534
2 changed files with 8 additions and 38 deletions
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16
doc/src/sgml/ref/clusterdb.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/clusterdb.sgml,v 1.7 2003/02/19 04:06:28 momjian Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/clusterdb.sgml,v 1.8 2003/03/20 18:53:18 momjian Exp $
PostgreSQL documentation
-->
@ -43,7 +43,7 @@ PostgreSQL documentation
<para>
<application>clusterdb</application> is a shell script wrapper around the
backend command
<xref linkend="SQL-CLUSTER" endterm="SQL-CLUSTER-title"> via
<xref linkend="SQL-CLUSTER" endterm="sql-cluster-title"> via
the <productname>PostgreSQL</productname> interactive terminal
<xref linkend="APP-PSQL">. There is no effective
difference between clustering databases via this or other methods.
@ -53,13 +53,6 @@ PostgreSQL documentation
and the <application>libpq</application> front-end library do apply.
</para>
<para>
<application>clusterdb</application> might need to connect several
times to the <productname>PostgreSQL</productname> server, asking for
a password each time. It is convenient to have a
<filename>$HOME/.pgpass</> file in such cases.
</para>
</refsect1>
@ -202,10 +195,9 @@ PostgreSQL documentation
<listitem>
<para>
Something went wrong. <application>clusterdb</application> is only a wrapper
script. See <xref linkend="SQL-CLUSTER" endterm="SQL-CLUSTER-title">
script. See <xref linkend="SQL-CLUSTER" endterm="sql-cluster-title">
and <xref linkend="APP-PSQL"> for a detailed
discussion of error messages and potential problems. Note that this message
may appear once per table to be clustered.
discussion of error messages and potential problems.
</para>
</listitem>
</varlistentry>

30
src/bin/scripts/clusterdb
View File

@ -11,7 +11,7 @@
#
#
# IDENTIFICATION
# $Header: /cvsroot/pgsql/src/bin/scripts/Attic/clusterdb,v 1.9 2003/02/13 05:37:44 momjian Exp $
# $Header: /cvsroot/pgsql/src/bin/scripts/Attic/clusterdb,v 1.10 2003/03/20 18:53:18 momjian Exp $
#
#-------------------------------------------------------------------------
@ -156,34 +156,12 @@ fi
for db in $dbname
do
[ "$alldb" ] && echo "Clustering $db"
query="SELECT nspname, pg_class.relname, pg_class_2.relname FROM pg_class, pg_class AS pg_class_2 JOIN pg_namespace ON (pg_namespace.oid=relnamespace), pg_index WHERE pg_class.oid=pg_index.indrelid AND pg_class_2.oid=pg_index.indexrelid AND pg_index.indisclustered AND pg_class.relowner=(SELECT usesysid FROM pg_user WHERE usename=current_user)"
if [ -z "$table" ]; then
tables=`${PATHNAME}psql $db $PSQLOPT -F: -P format=unaligned -t -c "$query"`
${PATHNAME}psql $PSQLOPT $ECHOOPT -c "SET autocommit TO 'on';CLUSTER" -d $db
[ "$?" -ne 0 ] && exit 1
else
# if tablename has a dot, use it as namespace separator
if echo $table | grep -s '\.' 2>&1 >/dev/null
then
tbl=`echo $table | cut -d. -f2`
nspc=`echo $table | cut -d. -f1`
tables=`${PATHNAME}psql $db $PSQLOPT -F: -P format=unaligned -t -c "$query AND pg_class.relname='$tbl' AND nspname='$nspc'"`
echo $tables
else
tables=`${PATHNAME}psql $db $PSQLOPT -F: -P format=unaligned -t -c "$query AND pg_class.relname='$table'"`
fi
fi
query=
for tabs in $tables
do
nspc=`echo $tabs | cut -d: -f1`
tab=`echo $tabs | cut -d: -f2`
idx=`echo $tabs | cut -d: -f3`
query="$query CLUSTER $idx ON $nspc.$tab;"
done
${PATHNAME}psql $PSQLOPT $ECHOOPT -c "SET autocommit TO 'on';$query" -d $db
if [ "$?" -ne 0 ]
then
echo "$CMDNAME: While clustering $db, the following failed: $query" 1>&2
${PATHNAME}psql $PSQLOPT $ECHOOPT -c "SET autocommit TO 'on';CLUSTER $table" -d $db
[ "$?" -ne 0 ] && exit 1
fi
done