From 6a19c6dccfee66df3970dfba15a8590fdd399bc1 Mon Sep 17 00:00:00 2001 From: Dave Cramer Date: Tue, 25 Mar 2003 02:28:45 +0000 Subject: [PATCH] added DISTINCT to the query to get cross reference. This is required when two columns in a table are both foreign keys to another table. From Peter Royal proyal@pace2020.com --- .../org/postgresql/jdbc1/AbstractJdbc1DatabaseMetaData.java | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/interfaces/jdbc/org/postgresql/jdbc1/AbstractJdbc1DatabaseMetaData.java b/src/interfaces/jdbc/org/postgresql/jdbc1/AbstractJdbc1DatabaseMetaData.java index 98af4ce9838..675321447c9 100644 --- a/src/interfaces/jdbc/org/postgresql/jdbc1/AbstractJdbc1DatabaseMetaData.java +++ b/src/interfaces/jdbc/org/postgresql/jdbc1/AbstractJdbc1DatabaseMetaData.java @@ -2966,7 +2966,7 @@ public abstract class AbstractJdbc1DatabaseMetaData */ if (connection.haveMinimumServerVersion("7.3")) { - select = "SELECT n1.nspname as pnspname,n2.nspname as fnspname, "; + select = "SELECT DISTINCT n1.nspname as pnspname,n2.nspname as fnspname, "; from = " FROM pg_catalog.pg_namespace n1 "+ " JOIN pg_catalog.pg_class c1 ON (c1.relnamespace = n1.oid) "+ " JOIN pg_catalog.pg_index i ON (c1.oid=i.indrelid) "+ @@ -2985,7 +2985,7 @@ public abstract class AbstractJdbc1DatabaseMetaData where += " AND n2.nspname = '"+escapeQuotes(foreignSchema)+"' "; } } else { - select = "SELECT NULL::text as pnspname, NULL::text as fnspname, "; + select = "SELECT DISTINCT NULL::text as pnspname, NULL::text as fnspname, "; from = " FROM pg_class c1 "+ " JOIN pg_index i ON (c1.oid=i.indrelid) "+ " JOIN pg_class ic ON (i.indexrelid=ic.oid) "+