postgresql/contrib/rserv/SlaveAddTable.in
2000-12-20 17:22:35 +00:00

60 lines
1.7 KiB
Perl

# -*- perl -*-
# SlaveAddTable
# Vadim Mikheev, (c) 2000, PostgreSQL Inc.
eval '(exit $?0)' && eval 'exec perl -S $0 ${1+"$@"}'
& eval 'exec perl -S $0 $argv:q'
if 0;
use Pg;
use Getopt::Long;
$| = 1;
$result = GetOptions("debug!", "verbose!", "help",
"host=s", "user=s", "password=s");
my $debug = $opt_debug || 0;
my $verbose = $opt_verbose || 0;
if (defined($opt_help) || (scalar(@ARGV) < 3)) {
print "Usage: $0 --host=name --user=name --password=string slavedb table column\n";
exit ((scalar(@ARGV) < 3)? 1: 0);
}
my $dbname = $ARGV[0];
my $table = $ARGV[1];
my $keyname = $ARGV[2];
my $sinfo = "dbname=$dbname";
$sinfo = "$sinfo host=$opt_host" if (defined($opt_host));
$sinfo = "$sinfo user=$opt_user" if (defined($opt_user));
$sinfo = "$sinfo password=$opt_password" if (defined($opt_password));
my $dbname = $ARGV[0];
my $table = $ARGV[1];
my $keyname = $ARGV[2];
my $conn = Pg::connectdb($sinfo);
my $result = $conn->exec("BEGIN");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
$result = $conn->exec("select pgc.oid, pga.attnum from pg_class pgc" .
", pg_attribute pga" .
" where pgc.relname = '$table' and pgc.oid = pga.attrelid" .
" and pga.attname = '$keyname'");
die $conn->errorMessage if $result->resultStatus ne PGRES_TUPLES_OK;
my @row = $result->fetchrow;
die "Can't find table/key\n" if ! defined $row[0] || ! defined $row[1];
$result = $conn->exec("insert into _RSERV_SLAVE_TABLES_ (tname, cname, reloid, key)" .
" values ('$table', '$keyname', $row[0], $row[1])");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
$result = $conn->exec("COMMIT");
die $conn->errorMessage if $result->resultStatus ne PGRES_COMMAND_OK;
exit(0);