From 1b42ad7e59e03dbacf880b72cfae4c16e6d3be49 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Sat, 14 Dec 2002 00:24:35 +0000
Subject: [PATCH] Initial version of the SQL information schema
---
doc/src/sgml/features.sgml | 146 ++---
doc/src/sgml/release.sgml | 3 +-
src/backend/Makefile | 6 +-
src/backend/catalog/Makefile | 13 +-
src/backend/catalog/information_schema.sql | 516 ++++++++++++++++++
src/bin/initdb/initdb.sh | 6 +-
src/test/regress/expected/rules.out | 2 +-
src/test/regress/expected/type_sanity.out | 2 +-
.../regress/input/create_function_2.source | 5 +-
.../regress/output/create_function_2.source | 5 +-
src/test/regress/sql/rules.sql | 2 +-
src/test/regress/sql/type_sanity.sql | 2 +-
12 files changed, 616 insertions(+), 92 deletions(-)
create mode 100644 src/backend/catalog/information_schema.sql
diff --git a/doc/src/sgml/features.sgml b/doc/src/sgml/features.sgml
index 437d43c27ea..30f20bf51e4 100644
--- a/doc/src/sgml/features.sgml
+++ b/doc/src/sgml/features.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.12 2002/12/14 00:24:23 petere Exp $
-->
<appendix id="features">
@@ -655,6 +655,48 @@ $Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 mo
<entry>SQL comments using leading double minus</entry>
<entry></entry>
</row>
+ <row>
+ <entry>F021</entry>
+ <entry>Core</entry>
+ <entry>Basic information schema</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F021-01</entry>
+ <entry>Core</entry>
+ <entry>COLUMNS view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F021-02</entry>
+ <entry>Core</entry>
+ <entry>TABLES view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F021-03</entry>
+ <entry>Core</entry>
+ <entry>VIEWS view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F021-04</entry>
+ <entry>Core</entry>
+ <entry>TABLE_CONSTRAINTS view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F021-05</entry>
+ <entry>Core</entry>
+ <entry>REFERENTIAL_CONSTRAINTS view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F021-06</entry>
+ <entry>Core</entry>
+ <entry>CHECK_CONSTRAINTS view</entry>
+ <entry></entry>
+ </row>
<row>
<entry>F031</entry>
<entry>Core</entry>
@@ -905,6 +947,30 @@ $Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 mo
<entry>INSERT statement: DEFAULT VALUES clause</entry>
<entry></entry>
</row>
+ <row>
+ <entry>F231</entry>
+ <entry></entry>
+ <entry>Privilege Tables</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F231-01</entry>
+ <entry></entry>
+ <entry>TABLE_PRIVILEGES view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F231-02</entry>
+ <entry></entry>
+ <entry>COLUMN_PRIVILEGES view</entry>
+ <entry></entry>
+ </row>
+ <row>
+ <entry>F231-03</entry>
+ <entry></entry>
+ <entry>USAGE_PRIVILEGES view</entry>
+ <entry></entry>
+ </row>
<row>
<entry>F251</entry>
<entry></entry>
@@ -1133,6 +1199,12 @@ $Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 mo
<entry>Constraint management</entry>
<entry></entry>
</row>
+ <row>
+ <entry>F501-03</entry>
+ <entry>Core</entry>
+ <entry>SQL_LANGUAGES view</entry>
+ <entry></entry>
+ </row>
<row>
<entry>F511</entry>
<entry></entry>
@@ -1557,48 +1629,6 @@ $Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 mo
<entry>Module language</entry>
<entry></entry>
</row>
- <row>
- <entry>F021</entry>
- <entry>Core</entry>
- <entry>Basic information schema</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F021-01</entry>
- <entry>Core</entry>
- <entry>COLUMNS view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F021-02</entry>
- <entry>Core</entry>
- <entry>TABLES view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F021-03</entry>
- <entry>Core</entry>
- <entry>VIEWS view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F021-04</entry>
- <entry>Core</entry>
- <entry>TABLE_CONSTRAINTS view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F021-05</entry>
- <entry>Core</entry>
- <entry>REFERENTIAL_CONSTRAINTS view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F021-06</entry>
- <entry>Core</entry>
- <entry>CHECK_CONSTRAINTS view</entry>
- <entry></entry>
- </row>
<row>
<entry>F031-19</entry>
<entry>Core</entry>
@@ -1667,30 +1697,6 @@ $Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 mo
<entry>SET TRANSACTION statement: DIAGNOSTICS SIZE clause</entry>
<entry></entry>
</row>
- <row>
- <entry>F231</entry>
- <entry></entry>
- <entry>Privilege Tables</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F231-01</entry>
- <entry></entry>
- <entry>TABLE_PRIVILEGES view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F231-02</entry>
- <entry></entry>
- <entry>COLUMN_PRIVILEGES view</entry>
- <entry></entry>
- </row>
- <row>
- <entry>F231-03</entry>
- <entry></entry>
- <entry>USAGE_PRIVILEGES view</entry>
- <entry></entry>
- </row>
<row>
<entry>F291</entry>
<entry></entry>
@@ -1769,12 +1775,6 @@ $Header: /cvsroot/pgsql/doc/src/sgml/features.sgml,v 2.11 2002/12/06 05:07:12 mo
<entry>SQL_SIZING view</entry>
<entry></entry>
</row>
- <row>
- <entry>F501-03</entry>
- <entry>Core</entry>
- <entry>SQL_LANGUAGES view</entry>
- <entry></entry>
- </row>
<row>
<entry>F502</entry>
<entry></entry>
diff --git a/doc/src/sgml/release.sgml b/doc/src/sgml/release.sgml
index ce54952e02a..50e157654a0 100644
--- a/doc/src/sgml/release.sgml
+++ b/doc/src/sgml/release.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/release.sgml,v 1.169 2002/12/12 20:35:07 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/release.sgml,v 1.170 2002/12/14 00:24:23 petere Exp $
-->
<appendix id="release">
@@ -24,6 +24,7 @@ CDATA means the content is "SGML-free", so you can write without
worries about funny characters.
-->
<literallayout><![CDATA[
+Information schema
Domains now support CHECK constraints
]]></literallayout>
diff --git a/src/backend/Makefile b/src/backend/Makefile
index 5cdfecac543..2365b21efdf 100644
--- a/src/backend/Makefile
+++ b/src/backend/Makefile
@@ -4,7 +4,7 @@
#
# Copyright (c) 1994, Regents of the University of California
#
-# $Header: /cvsroot/pgsql/src/backend/Makefile,v 1.88 2002/10/09 16:21:54 momjian Exp $
+# $Header: /cvsroot/pgsql/src/backend/Makefile,v 1.89 2002/12/14 00:24:23 petere Exp $
#
#-------------------------------------------------------------------------
@@ -131,7 +131,7 @@ ifeq ($(MAKE_DLL), true)
$(INSTALL_DATA) libpostgres.a $(DESTDIR)$(libdir)/libpostgres.a
endif
endif
- $(MAKE) -C catalog install-bki
+ $(MAKE) -C catalog install-data
$(INSTALL_DATA) $(srcdir)/libpq/pg_hba.conf.sample $(DESTDIR)$(datadir)/pg_hba.conf.sample
$(INSTALL_DATA) $(srcdir)/libpq/pg_ident.conf.sample $(DESTDIR)$(datadir)/pg_ident.conf.sample
$(INSTALL_DATA) $(srcdir)/utils/misc/postgresql.conf.sample $(DESTDIR)$(datadir)/postgresql.conf.sample
@@ -170,7 +170,7 @@ ifeq ($(MAKE_DLL), true)
rm -f $(DESTDIR)$(libdir)/libpostgres.a
endif
endif
- $(MAKE) -C catalog uninstall-bki
+ $(MAKE) -C catalog uninstall-data
rm -f $(DESTDIR)$(datadir)/pg_hba.conf.sample \
$(DESTDIR)$(datadir)/pg_ident.conf.sample \
$(DESTDIR)$(datadir)/postgresql.conf.sample
diff --git a/src/backend/catalog/Makefile b/src/backend/catalog/Makefile
index 37681565ecf..eb6201d5481 100644
--- a/src/backend/catalog/Makefile
+++ b/src/backend/catalog/Makefile
@@ -2,7 +2,7 @@
#
# Makefile for backend/catalog
#
-# $Header: /cvsroot/pgsql/src/backend/catalog/Makefile,v 1.42 2002/07/18 23:11:27 petere Exp $
+# $Header: /cvsroot/pgsql/src/backend/catalog/Makefile,v 1.43 2002/12/14 00:24:24 petere Exp $
#
#-------------------------------------------------------------------------
@@ -41,17 +41,18 @@ postgres.bki postgres.description: genbki.sh $(POSTGRES_BKI_SRCS) \
$(top_srcdir)/src/include/postgres_ext.h $(top_builddir)/src/include/pg_config.h
CPP='$(CPP)' AWK='$(AWK)' $(SHELL) $< $(BKIOPTS) -o postgres $(pg_includes) $(POSTGRES_BKI_SRCS) --set-version=$(VERSION)
-.PHONY: install-bki
-install-bki: $(BKIFILES) installdirs
+.PHONY: install-data
+install-data: $(BKIFILES) installdirs
$(INSTALL_DATA) postgres.bki $(DESTDIR)$(datadir)/postgres.bki
$(INSTALL_DATA) postgres.description $(DESTDIR)$(datadir)/postgres.description
+ $(INSTALL_DATA) information_schema.sql $(DESTDIR)$(datadir)/information_schema.sql
installdirs:
$(mkinstalldirs) $(DESTDIR)$(datadir)
-.PHONY: uninstall-bki
-uninstall-bki:
- rm -f $(addprefix $(DESTDIR)$(datadir)/, $(BKIFILES))
+.PHONY: uninstall-data
+uninstall-data:
+ rm -f $(addprefix $(DESTDIR)$(datadir)/, $(BKIFILES) information_schema.sql)
clean:
diff --git a/src/backend/catalog/information_schema.sql b/src/backend/catalog/information_schema.sql
new file mode 100644
index 00000000000..58e26ea48a3
--- /dev/null
+++ b/src/backend/catalog/information_schema.sql
@@ -0,0 +1,516 @@
+/*
+ * SQL Information Schema
+ * as defined in ISO 9075-2:1999 chapter 20
+ *
+ * Copyright 2002, PostgreSQL Global Development Group
+ *
+ * $Id: information_schema.sql,v 1.1 2002/12/14 00:24:24 petere Exp $
+ */
+
+
+/*
+ * 20.2
+ * INFORMATION_SCHEMA schema
+ */
+
+CREATE SCHEMA information_schema;
+GRANT USAGE ON SCHEMA information_schema TO PUBLIC;
+SET search_path TO information_schema, public;
+
+
+-- Note: 20.3 follows later. Some genius screwed up the order in the standard.
+
+
+/*
+ * 20.4
+ * CARDINAL_NUMBER domain
+ */
+
+CREATE DOMAIN cardinal_number AS integer
+ CONSTRAINT cardinal_number_domain_check CHECK (value >= 0);
+
+
+/*
+ * 20.5
+ * CHARACTER_DATA domain
+ */
+
+CREATE DOMAIN character_data AS character varying;
+
+
+/*
+ * 20.6
+ * SQL_IDENTIFIER domain
+ */
+
+CREATE DOMAIN sql_identifier AS character varying;
+
+
+/*
+ * 20.3
+ * INFORMATION_SCHEMA_CATALOG_NAME view
+ */
+
+CREATE VIEW information_schema_catalog_name AS
+ SELECT CAST(current_database() AS sql_identifier) AS catalog_name;
+
+GRANT SELECT ON information_schema_catalog_name TO PUBLIC;
+
+
+/*
+ * 20.7
+ * TIME_STAMP domain
+ */
+
+CREATE DOMAIN time_stamp AS timestamp(2)
+ DEFAULT current_timestamp(2);
+
+
+/*
+ * 20.13
+ * CHECK_CONSTRAINTS view
+ */
+
+CREATE VIEW check_constraints AS
+ SELECT CAST(current_database() AS sql_identifier) AS constraint_catalog,
+ CAST(rs.nspname AS sql_identifier) AS constraint_schema,
+ CAST(con.conname AS sql_identifier) AS constraint_name,
+ CAST(con.consrc AS character_data) AS check_clause
+ FROM pg_namespace rs, pg_class c, pg_constraint con, pg_user u
+ WHERE rs.oid = c.relnamespace AND c.oid = con.conrelid
+ AND c.relowner = u.usesysid AND u.usename = current_user
+ AND con.contype = 'c';
+
+GRANT SELECT ON check_constraints TO PUBLIC;
+
+
+/*
+ * 20.15
+ * COLUMN_DOMAIN_USAGE view
+ */
+
+CREATE VIEW column_domain_usage AS
+ SELECT CAST(current_database() AS sql_identifier) AS domain_catalog,
+ CAST(nt.nspname AS sql_identifier) AS domain_schema,
+ CAST(t.typname AS sql_identifier) AS domain_name,
+ CAST(current_database() AS sql_identifier) AS table_catalog,
+ CAST(nc.nspname AS sql_identifier) AS table_schema,
+ CAST(c.relname AS sql_identifier) AS table_name,
+ CAST(a.attname AS sql_identifier) AS column_name
+
+ FROM pg_type t, pg_namespace nt, pg_class c, pg_namespace nc,
+ pg_attribute a, pg_user u
+
+ WHERE t.typnamespace = nt.oid AND t.typtype = 'd'
+ AND c.relnamespace = nc.oid AND a.attrelid = c.oid
+ AND a.atttypid = t.oid AND t.typowner = u.usesysid
+ AND u.usename = current_user;
+
+GRANT SELECT ON column_domain_usage TO PUBLIC;
+
+
+/*
+ * 20.16
+ * COLUMN_PRIVILEGES
+ */
+
+-- PostgreSQL does not have column privileges, so this view is empty.
+-- (Table privileges do not also count as column privileges.)
+
+CREATE VIEW column_privileges AS
+ SELECT CAST(null AS sql_identifier) AS grantor,
+ CAST(null AS sql_identifier) AS grantee,
+ CAST(null AS sql_identifier) AS table_catalog,
+ CAST(null AS sql_identifier) AS table_schema,
+ CAST(null AS sql_identifier) AS table_name,
+ CAST(null AS sql_identifier) AS column_name,
+ CAST(null AS character_data) AS privilege_type,
+ CAST(null AS character_data) AS is_grantable
+ WHERE false;
+
+GRANT SELECT ON column_privileges TO PUBLIC;
+
+
+/*
+ * 20.18
+ * COLUMNS view
+ */
+
+CREATE VIEW columns AS
+ SELECT CAST(current_database() AS sql_identifier) AS table_catalog,
+ CAST(nc.nspname AS sql_identifier) AS table_schema,
+ CAST(c.relname AS sql_identifier) AS table_name,
+ CAST(a.attname AS sql_identifier) AS column_name,
+ CAST(a.attnum AS cardinal_number) AS ordinal_position,
+ CAST(
+ CASE WHEN u.usename = current_user THEN a.adsrc ELSE null END
+ AS character_data)
+ AS column_default,
+ CAST(CASE WHEN a.attnotnull THEN 'NO' ELSE 'YES' END
+ AS character_data)
+ AS is_nullable,
+ CAST(format_type(a.atttypid, null) AS character_data)
+ AS data_type,
+
+ CAST(
+ CASE WHEN a.atttypid IN (25, 1042, 1043, 1560, 1562) AND a.atttypmod <> -1
+ THEN a.atttypmod - 4
+ ELSE null END
+ AS cardinal_number)
+ AS character_maximum_length,
+
+ CAST(
+ CASE WHEN a.atttypid IN (25, 1042, 1043) THEN 2^30 ELSE null END
+ AS cardinal_number)
+ AS character_octet_length,
+
+ CAST(
+ CASE WHEN a.atttypid IN (1700) THEN ((a.atttypmod - 4) >> 16) & 65535 ELSE null END
+ AS cardinal_number)
+ AS numeric_precision,
+
+ CAST(
+ CASE WHEN a.atttypid IN (1700) THEN 10 ELSE null END
+ AS cardinal_number)
+ AS numeric_precision_radix,
+
+ CAST(
+ CASE WHEN a.atttypid IN (1700) THEN (a.atttypmod - 4) & 65535 ELSE null END
+ AS cardinal_number)
+ AS numeric_scale,
+
+ CAST(
+ CASE WHEN a.atttypid IN (1083, 1114, 1184, 1266)
+ THEN (CASE WHEN a.atttypmod <> -1 THEN a.atttypmod ELSE null END)
+ WHEN a.atttypid IN (1186)
+ THEN (CASE WHEN a.atttypmod <> -1 THEN a.atttypmod & 65535 ELSE null END)
+ ELSE null END
+ AS cardinal_number)
+ AS datetime_precision,
+
+ CAST(null AS character_data) AS interval_type, -- XXX
+ CAST(null AS character_data) AS interval_precision, -- XXX
+
+ CAST(null AS sql_identifier) AS character_set_catalog,
+ CAST(null AS sql_identifier) AS character_set_schema,
+ CAST(null AS sql_identifier) AS character_set_name,
+
+ CAST(null AS sql_identifier) AS collation_catalog,
+ CAST(null AS sql_identifier) AS collation_schema,
+ CAST(null AS sql_identifier) AS collation_name,
+
+ CAST(CASE WHEN t.typbasetype <> 0 THEN current_database() ELSE null END
+ AS sql_identifier) AS domain_catalog,
+ CAST(CASE WHEN t.typbasetype <> 0 THEN nt.nspname ELSE null END
+ AS sql_identifier) AS domain_schema,
+ CAST(CASE WHEN t.typbasetype <> 0 THEN t.typname ELSE null END
+ AS sql_identifier) AS domain_name,
+
+ CAST(CASE WHEN t.typbasetype = 0 THEN current_database() ELSE null END
+ AS sql_identifier) AS udt_catalog,
+ CAST(CASE WHEN t.typbasetype = 0 THEN nt.nspname ELSE null END
+ AS sql_identifier) AS udt_schema,
+ CAST(CASE WHEN t.typbasetype = 0 THEN t.typname ELSE null END
+ AS sql_identifier) AS udt_name,
+
+ CAST(null AS sql_identifier) AS scope_catalog,
+ CAST(null AS sql_identifier) AS scope_schema,
+ CAST(null AS sql_identifier) AS scope_name,
+
+ CAST(null AS cardinal_number) AS maximum_cardinality,
+ CAST(null AS sql_identifier) AS dtd_identifier,
+ CAST('NO' AS character_data) AS is_self_referencing
+
+ FROM (pg_attribute LEFT JOIN pg_attrdef ON attrelid = adrelid AND attnum = adnum) AS a,
+ pg_class c, pg_namespace nc, pg_type t, pg_namespace nt, pg_user u
+
+ WHERE a.attrelid = c.oid
+ AND a.atttypid = t.oid
+ AND u.usesysid = c.relowner
+ AND nc.oid = c.relnamespace
+ AND nt.oid = t.typnamespace
+ AND u.usename = current_user
+
+ AND a.attnum > 0 AND NOT a.attisdropped AND c.relkind in ('r', 'v');
+
+GRANT SELECT ON columns TO PUBLIC;
+
+
+/*
+ * 20.35
+ * REFERENTIAL_CONSTRAINTS view
+ */
+
+CREATE VIEW referential_constraints AS
+ SELECT CAST(current_database() AS sql_identifier) AS constraint_catalog,
+ CAST(ncon.nspname AS sql_identifier) AS constraint_schema,
+ CAST(con.conname AS sql_identifier) AS constraint_name,
+ CAST(current_database() AS sql_identifier) AS unique_constraint_catalog,
+ CAST(null AS sql_identifier) AS unique_constraint_schema, -- XXX
+ CAST(null AS sql_identifier) AS unique_constraint_name, -- XXX
+
+ CAST(
+ CASE con.confmatchtype WHEN 'f' THEN 'FULL'
+ WHEN 'p' THEN 'PARTIAL'
+ WHEN 'u' THEN 'NONE' END
+ AS character_data) AS match_option,
+
+ CAST(
+ CASE con.confupdtype WHEN 'c' THEN 'CASCADE'
+ WHEN 'n' THEN 'SET NULL'
+ WHEN 'd' THEN 'SET DEFAULT'
+ WHEN 'r' THEN 'RESTRICT'
+ WHEN 'a' THEN 'NOACTION' END
+ AS character_data) AS update_rule,
+
+ CAST(
+ CASE con.confdeltype WHEN 'c' THEN 'CASCADE'
+ WHEN 'n' THEN 'SET NULL'
+ WHEN 'd' THEN 'SET DEFAULT'
+ WHEN 'r' THEN 'RESTRICT'
+ WHEN 'a' THEN 'NOACTION' END
+ AS character_data) AS delete_rule
+
+ FROM pg_namespace ncon,
+ pg_constraint con,
+ pg_class r,
+ pg_user u
+
+ WHERE ncon.oid = con.connamespace
+ AND con.conrelid = r.oid AND r.relowner = u.usesysid
+ AND u.usename = current_user;
+
+GRANT SELECT ON referential_constraints TO PUBLIC;
+
+
+/*
+ * 20.46
+ * SCHEMATA view
+ */
+
+CREATE VIEW schemata AS
+ SELECT CAST(current_database() AS sql_identifier) AS catalog_name,
+ CAST(n.nspname AS sql_identifier) AS schema_name,
+ CAST(u.usename AS sql_identifier) AS schema_owner,
+ CAST(null AS sql_identifier) AS default_character_set_catalog,
+ CAST(null AS sql_identifier) AS default_character_set_schema,
+ CAST(null AS sql_identifier) AS default_character_set_name,
+ CAST(null AS character_data) AS sql_path
+ FROM pg_namespace n, pg_user u
+ WHERE n.nspowner = u.usesysid AND u.usename = current_user;
+
+GRANT SELECT ON schemata TO PUBLIC;
+
+
+/*
+ * 20.47
+ * SQL_FEATURES table
+ */
+
+CREATE TABLE sql_features (
+ feature_id character_data,
+ feature_name character_data,
+ sub_feature_id character_data,
+ sub_feature_name character_data,
+ feature_subfeature_package_code character_data,
+ is_supported character_data,
+ is_verified_by character_data,
+ comments character_data
+);
+
+-- FIXME: Fill this in using the information in User's Guide Appendix
+-- C, and then figure out a way to generate the documentation from this
+-- table.
+
+GRANT SELECT ON sql_features TO PUBLIC;
+
+
+/*
+ * 20.49
+ * SQL_LANGUAGES table
+ */
+
+CREATE TABLE sql_languages (
+ sql_language_source character_data,
+ sql_language_year character_data,
+ sql_language_conformance character_data,
+ sql_language_integrity character_data,
+ sql_language_implementation character_data,
+ sql_language_binding_style character_data,
+ sql_language_programming_language character_data
+);
+
+INSERT INTO sql_languages VALUES ('ISO 9075', '1999', 'CORE', NULL, NULL, 'DIRECT', NULL);
+INSERT INTO sql_languages VALUES ('ISO 9075', '1999', 'CORE', NULL, NULL, 'EMBEDDED', 'C');
+
+GRANT SELECT ON sql_languages TO PUBLIC;
+
+
+/*
+ * 20.53
+ * TABLE_CONSTRAINTS view
+ */
+
+CREATE VIEW table_constraints AS
+ SELECT CAST(current_database() AS sql_identifier) AS constraint_catalog,
+ CAST(nc.nspname AS sql_identifier) AS constraint_schema,
+ CAST(c.conname AS sql_identifier) AS constraint_name,
+ CAST(current_database() AS sql_identifier) AS table_catalog,
+ CAST(nr.nspname AS sql_identifier) AS table_schema,
+ CAST(r.relname AS sql_identifier) AS table_name,
+ CAST(
+ CASE c.contype WHEN 'c' THEN 'CHECK'
+ WHEN 'f' THEN 'FOREIGN KEY'
+ WHEN 'p' THEN 'PRIMARY KEY'
+ WHEN 'u' THEN 'UNIQUE' END
+ AS character_data) AS constraint_type,
+ CAST(CASE WHEN c.condeferrable THEN 'YES' ELSE 'NO' END AS character_data)
+ AS is_deferrable,
+ CAST(CASE WHEN c.condeferred THEN 'YES' ELSE 'NO' END AS character_data)
+ AS initially_deferred
+
+ FROM pg_namespace nc,
+ pg_namespace nr,
+ pg_constraint c,
+ pg_class r,
+ pg_user u
+
+ WHERE nc.oid = c.connamespace AND nr.oid = r.relnamespace
+ AND c.conrelid = r.oid AND r.relowner = u.usesysid
+ AND u.usename = current_user;
+
+-- FIMXE: Not-null constraints are missing here.
+
+GRANT SELECT ON table_constraints TO PUBLIC;
+
+
+/*
+ * 20.55
+ * TABLE_PRIVILEGES view
+ */
+
+CREATE VIEW table_privileges AS
+ SELECT CAST(u_owner.usename AS sql_identifier) AS grantor,
+ CAST(u_grantee.usename AS sql_identifier) AS grantee,
+ CAST(current_database() AS sql_identifier) AS table_catalog,
+ CAST(nc.nspname AS sql_identifier) AS table_schema,
+ CAST(c.relname AS sql_identifier) AS table_name,
+ CAST(pr.type AS character_data) AS privilege_type,
+ CAST('NO' AS character_data) AS is_grantable,
+ CAST('NO' AS character_data) AS with_hierarchy
+
+ FROM pg_user u_owner,
+ pg_user u_grantee,
+ pg_namespace nc,
+ pg_class c,
+ (SELECT 'SELECT' UNION SELECT 'DELETE' UNION SELECT 'INSERT' UNION SELECT 'UPDATE'
+ UNION SELECT 'REFERENCES' UNION SELECT 'TRIGGER') AS pr (type)
+
+ WHERE u_owner.usesysid = c.relowner
+ AND c.relnamespace = nc.oid
+ AND has_table_privilege(u_grantee.usename, c.oid, pr.type)
+
+ AND (u_owner.usename = current_user OR u_grantee.usename = current_user);
+
+GRANT SELECT ON table_privileges TO PUBLIC;
+
+
+/*
+ * 20.56
+ * TABLES view
+ */
+
+CREATE VIEW tables AS
+ SELECT CAST(current_database() AS sql_identifier) AS table_catalog,
+ CAST(nc.nspname AS sql_identifier) AS table_schema,
+ CAST(c.relname AS sql_identifier) AS table_name,
+
+ CAST(
+ CASE WHEN nc.nspname LIKE 'pg!_temp!_%' ESCAPE '!' THEN 'LOCAL TEMPORARY'
+ WHEN c.relkind = 'r' THEN 'BASE TABLE'
+ WHEN c.relkind = 'v' THEN 'VIEW'
+ ELSE null END
+ AS character_data) AS table_type,
+
+ CAST(null AS sql_identifier) AS self_referencing_column_name,
+ CAST(null AS character_data) AS reference_generation,
+
+ CAST(null AS sql_identifier) AS user_defined_type_catalog,
+ CAST(null AS sql_identifier) AS user_defined_type_schema,
+ CAST(null AS sql_identifier) AS user_defined_name
+
+ FROM pg_namespace nc, pg_class c, pg_user u
+
+ WHERE c.relnamespace = nc.oid AND u.usesysid = c.relowner
+ AND (u.usename = current_user
+ OR EXISTS(SELECT 1 FROM information_schema.table_privileges tp
+ WHERE tp.table_schema = nc.nspname
+ AND tp.table_name = c.relname
+ AND tp.grantee = current_user))
+
+ AND c.relkind IN ('r', 'v');
+
+GRANT SELECT ON tables TO PUBLIC;
+
+
+/*
+ * 20.63
+ * USAGE_PRIVILEGES view
+ */
+
+-- Of the things currently implemented in PostgreSQL, usage privileges
+-- apply only to domains. Since domains have no real privileges, we
+-- represent all domains with implicit usage privilege here.
+
+CREATE VIEW usage_privileges AS
+ SELECT CAST(u.usename AS sql_identifier) AS grantor,
+ CAST('PUBLIC' AS sql_identifier) AS grantee,
+ CAST(current_database() AS sql_identifier) AS object_catalog,
+ CAST(n.nspname AS sql_identifier) AS object_schema,
+ CAST(t.typname AS sql_identifier) AS object_name,
+ CAST('DOMAIN' AS character_data) AS object_type,
+ CAST('USAGE' AS character_data) AS privilege_type,
+ CAST('NO' AS character_data) AS is_grantable
+
+ FROM pg_user u,
+ pg_namespace n,
+ pg_type t
+
+ WHERE u.usesysid = t.typowner
+ AND t.typnamespace = n.oid
+ AND t.typtype = 'd';
+
+GRANT SELECT ON usage_privileges TO PUBLIC;
+
+
+/*
+ * 20.68
+ * VIEWS view
+ */
+
+CREATE VIEW views AS
+ SELECT CAST(current_database() AS sql_identifier) AS table_catalog,
+ CAST(nc.nspname AS sql_identifier) AS table_schema,
+ CAST(c.relname AS sql_identifier) AS table_name,
+
+ CAST(
+ CASE WHEN u.usename = current_user THEN pg_get_viewdef(c.oid)
+ ELSE null END
+ AS character_data) AS view_definition,
+
+ CAST('NONE' AS character_data) AS check_option,
+ CAST(null AS character_data) AS is_updatable, -- FIXME
+ CAST(null AS character_data) AS is_insertable_into -- FIXME
+
+ FROM pg_namespace nc, pg_class c, pg_user u
+
+ WHERE c.relnamespace = nc.oid AND u.usesysid = c.relowner
+ AND (u.usename = current_user
+ OR EXISTS(SELECT 1 FROM information_schema.table_privileges tp
+ WHERE tp.table_schema = nc.nspname
+ AND tp.table_name = c.relname
+ AND tp.grantee = current_user))
+
+ AND c.relkind = 'v';
+
+GRANT SELECT ON views TO PUBLIC;
diff --git a/src/bin/initdb/initdb.sh b/src/bin/initdb/initdb.sh
index cfdf0fa0b99..a1c806cc7ec 100644
--- a/src/bin/initdb/initdb.sh
+++ b/src/bin/initdb/initdb.sh
@@ -27,7 +27,7 @@
# Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
-# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.177 2002/11/25 21:41:46 momjian Exp $
+# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.178 2002/12/14 00:24:24 petere Exp $
#
#-------------------------------------------------------------------------
@@ -1042,6 +1042,10 @@ EOF
| "$PGPATH"/postgres $PGSQL_OPT template1 > /dev/null || exit_nicely
echo "ok"
+$ECHO_N "creating information schema... "$ECHO_C
+"$PGPATH"/postgres $PGSQL_OPT -N template1 > /dev/null < "$datadir"/information_schema.sql || exit_nicely
+echo "ok"
+
$ECHO_N "vacuuming database template1... "$ECHO_C
"$PGPATH"/postgres $PGSQL_OPT template1 >/dev/null <<EOF
diff --git a/src/test/regress/expected/rules.out b/src/test/regress/expected/rules.out
index c9ed1027cea..f302ad93138 100644
--- a/src/test/regress/expected/rules.out
+++ b/src/test/regress/expected/rules.out
@@ -1266,7 +1266,7 @@ drop table cchild;
--
-- Check that ruleutils are working
--
-SELECT viewname, definition FROM pg_views ORDER BY viewname;
+SELECT viewname, definition FROM pg_views WHERE schemaname <> 'information_schema' ORDER BY viewname;
viewname | definition
--------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
iexit | SELECT ih.name, ih.thepath, interpt_pp(ih.thepath, r.thepath) AS exit FROM ihighway ih, ramp r WHERE (ih.thepath ## r.thepath);
diff --git a/src/test/regress/expected/type_sanity.out b/src/test/regress/expected/type_sanity.out
index 03fbae2cadd..46c153e5d14 100644
--- a/src/test/regress/expected/type_sanity.out
+++ b/src/test/regress/expected/type_sanity.out
@@ -59,7 +59,7 @@ WHERE (p1.typtype = 'c' AND p1.typrelid = 0) OR
-- NOTE: as of 7.3, this check finds SET, smgr, and unknown.
SELECT p1.oid, p1.typname
FROM pg_type as p1
-WHERE p1.typtype in ('b','d') AND p1.typname NOT LIKE '\\_%' AND NOT EXISTS
+WHERE p1.typtype in ('b') AND p1.typname NOT LIKE '\\_%' AND NOT EXISTS
(SELECT 1 FROM pg_type as p2
WHERE p2.typname = ('_' || p1.typname)::name AND
p2.typelem = p1.oid);
diff --git a/src/test/regress/input/create_function_2.source b/src/test/regress/input/create_function_2.source
index 4bcf24c6011..07d26c1d8f5 100644
--- a/src/test/regress/input/create_function_2.source
+++ b/src/test/regress/input/create_function_2.source
@@ -28,8 +28,9 @@ CREATE FUNCTION equipment(hobbies_r)
CREATE FUNCTION user_relns()
RETURNS setof name
AS 'select relname
- from pg_class
- where relname !~ ''pg_.*'' and
+ from pg_class c, pg_namespace n
+ where relnamespace = n.oid and
+ (nspname !~ ''pg_.*'' and nspname <> ''information_schema'') and
relkind <> ''i'' '
LANGUAGE 'sql';
diff --git a/src/test/regress/output/create_function_2.source b/src/test/regress/output/create_function_2.source
index 4d508497cf6..58a3c550f6f 100644
--- a/src/test/regress/output/create_function_2.source
+++ b/src/test/regress/output/create_function_2.source
@@ -22,8 +22,9 @@ CREATE FUNCTION equipment(hobbies_r)
CREATE FUNCTION user_relns()
RETURNS setof name
AS 'select relname
- from pg_class
- where relname !~ ''pg_.*'' and
+ from pg_class c, pg_namespace n
+ where relnamespace = n.oid and
+ (nspname !~ ''pg_.*'' and nspname <> ''information_schema'') and
relkind <> ''i'' '
LANGUAGE 'sql';
CREATE FUNCTION pt_in_widget(point, widget)
diff --git a/src/test/regress/sql/rules.sql b/src/test/regress/sql/rules.sql
index 3179a851ebb..a2c01c6e931 100644
--- a/src/test/regress/sql/rules.sql
+++ b/src/test/regress/sql/rules.sql
@@ -763,7 +763,7 @@ drop table cchild;
--
-- Check that ruleutils are working
--
-SELECT viewname, definition FROM pg_views ORDER BY viewname;
+SELECT viewname, definition FROM pg_views WHERE schemaname <> 'information_schema' ORDER BY viewname;
SELECT tablename, rulename, definition FROM pg_rules
ORDER BY tablename, rulename;
diff --git a/src/test/regress/sql/type_sanity.sql b/src/test/regress/sql/type_sanity.sql
index 4f827cd8bae..0cc4748fa89 100644
--- a/src/test/regress/sql/type_sanity.sql
+++ b/src/test/regress/sql/type_sanity.sql
@@ -54,7 +54,7 @@ WHERE (p1.typtype = 'c' AND p1.typrelid = 0) OR
SELECT p1.oid, p1.typname
FROM pg_type as p1
-WHERE p1.typtype in ('b','d') AND p1.typname NOT LIKE '\\_%' AND NOT EXISTS
+WHERE p1.typtype in ('b') AND p1.typname NOT LIKE '\\_%' AND NOT EXISTS
(SELECT 1 FROM pg_type as p2
WHERE p2.typname = ('_' || p1.typname)::name AND
p2.typelem = p1.oid);
--
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