Information schema fixes:
Use pg_get_constraintdef instead of pg_constraint.consrc Use UNION ALL instread of UNION Make use of regclass type for getting OID of system catalogs Add schema qualifications where necessary Fix typos
This commit is contained in:
Peter Eisentraut
parent
f2f7107024
commit
9ea6d0fc80
@ -4,7 +4,7 @@
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*
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* Copyright 2003, PostgreSQL Global Development Group
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*
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* $Id: information_schema.sql,v 1.13 2003/10/16 23:46:17 petere Exp $
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* $Id: information_schema.sql,v 1.14 2003/10/18 12:53:35 petere Exp $
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*/
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/*
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@ -102,7 +102,8 @@ CREATE VIEW check_constraints AS
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SELECT CAST(current_database() AS sql_identifier) AS constraint_catalog,
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CAST(rs.nspname AS sql_identifier) AS constraint_schema,
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CAST(con.conname AS sql_identifier) AS constraint_name,
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CAST(con.consrc AS character_data) AS check_clause
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CAST(substring(pg_get_constraintdef(con.oid) from 7) AS character_data)
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AS check_clause
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FROM pg_namespace rs,
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pg_constraint con
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LEFT OUTER JOIN pg_class c ON (c.oid = con.conrelid)
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@ -172,12 +173,12 @@ CREATE VIEW column_privileges AS
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pg_user u_grantor,
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(
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SELECT usesysid, 0, usename FROM pg_user
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UNION
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UNION ALL
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SELECT 0, grosysid, groname FROM pg_group
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UNION
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UNION ALL
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SELECT 0, 0, 'PUBLIC'
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) AS grantee (usesysid, grosysid, name),
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(SELECT 'SELECT' UNION SELECT 'INSERT' UNION SELECT 'UPDATE' UNION SELECT 'REFERENCES') AS pr (type)
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(SELECT 'SELECT' UNION ALL SELECT 'INSERT' UNION ALL SELECT 'UPDATE' UNION ALL SELECT 'REFERENCES') AS pr (type)
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WHERE a.attrelid = c.oid
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AND c.relnamespace = nc.oid
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@ -403,10 +404,10 @@ CREATE VIEW constraint_column_usage AS
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FROM pg_namespace nr, pg_class r, pg_attribute a, pg_depend d, pg_namespace nc, pg_constraint c
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WHERE nr.oid = r.relnamespace
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AND r.oid = a.attrelid
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AND d.refclassid = (SELECT oid FROM pg_class WHERE relname = 'pg_class')
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AND d.refclassid = 'pg_catalog.pg_class'::regclass
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AND d.refobjid = r.oid
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AND d.refobjsubid = a.attnum
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AND d.classid = (SELECT oid FROM pg_class WHERE relname = 'pg_constraint')
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AND d.classid = 'pg_catalog.pg_constraint'::regclass
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AND d.objid = c.oid
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AND c.connamespace = nc.oid
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AND c.contype = 'c'
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@ -414,18 +415,18 @@ CREATE VIEW constraint_column_usage AS
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AND a.attnum > 0
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AND NOT a.attisdropped
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UNION
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UNION ALL
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/* unique/primary key/foreign key constraints */
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SELECT nr.nspname, r.relname, r.relowner, a.attname, nc.nspname, c.conname
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FROM pg_namespace nr, pg_class r, pg_attribute a, pg_namespace nc, pg_constraint c,
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(select 1 union select 2 union select 3 union select 4 union select 5 union
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select 6 union select 7 union select 8 union select 9 union select 10 union
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select 11 union select 12 union select 13 union select 14 union select 15 union
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select 16 union select 17 union select 18 union select 19 union select 20 union
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select 21 union select 22 union select 23 union select 24 union select 25 union
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select 26 union select 27 union select 28 union select 29 union select 30 union
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select 31 union select 32) AS pos(n)
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(select 1 union all select 2 union all select 3 union all select 4 union all select 5 union all
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select 6 union all select 7 union all select 8 union all select 9 union all select 10 union all
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select 11 union all select 12 union all select 13 union all select 14 union all select 15 union all
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select 16 union all select 17 union all select 18 union all select 19 union all select 20 union all
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select 21 union all select 22 union all select 23 union all select 24 union all select 25 union all
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select 26 union all select 27 union all select 28 union all select 29 union all select 30 union all
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select 31 union all select 32) AS pos(n)
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WHERE nr.oid = r.relnamespace
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AND r.oid = a.attrelid
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AND r.oid = c.conrelid
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@ -660,13 +661,13 @@ CREATE VIEW key_column_usage AS
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FROM pg_namespace nr, pg_class r, pg_attribute a, pg_namespace nc, pg_constraint c,
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pg_user u,
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(select 1 union select 2 union select 3 union select 4 union select 5 union
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select 6 union select 7 union select 8 union select 9 union select 10 union
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select 11 union select 12 union select 13 union select 14 union select 15 union
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select 16 union select 17 union select 18 union select 19 union select 20 union
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select 21 union select 22 union select 23 union select 24 union select 25 union
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select 26 union select 27 union select 28 union select 29 union select 30 union
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select 31 union select 32) AS pos(n)
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(select 1 union all select 2 union all select 3 union all select 4 union all select 5 union all
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select 6 union all select 7 union all select 8 union all select 9 union all select 10 union all
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select 11 union all select 12 union all select 13 union all select 14 union all select 15 union all
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select 16 union all select 17 union all select 18 union all select 19 union all select 20 union all
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select 21 union all select 22 union all select 23 union all select 24 union all select 25 union all
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select 26 union all select 27 union all select 28 union all select 29 union all select 30 union all
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select 31 union all select 32) AS pos(n)
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WHERE nr.oid = r.relnamespace
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AND r.oid = a.attrelid
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@ -726,13 +727,13 @@ CREATE VIEW parameters AS
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CAST(n + 1 AS sql_identifier) AS dtd_identifier
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FROM pg_namespace n, pg_proc p, pg_type t, pg_namespace nt, pg_user u,
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(select 0 union select 1 union select 2 union select 3 union select 4 union
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select 5 union select 6 union select 7 union select 8 union select 9 union
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select 10 union select 11 union select 12 union select 13 union select 14 union
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select 15 union select 16 union select 17 union select 18 union select 19 union
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select 20 union select 21 union select 22 union select 23 union select 24 union
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select 25 union select 26 union select 27 union select 28 union select 29 union
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select 30 union select 31) AS pos(n)
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(select 0 union all select 1 union all select 2 union all select 3 union all select 4 union all
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select 5 union all select 6 union all select 7 union all select 8 union all select 9 union all
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select 10 union all select 11 union all select 12 union all select 13 union all select 14 union all
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select 15 union all select 16 union all select 17 union all select 18 union all select 19 union all
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select 20 union all select 21 union all select 22 union all select 23 union all select 24 union all
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select 25 union all select 26 union all select 27 union all select 28 union all select 29 union all
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select 30 union all select 31) AS pos(n)
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WHERE n.oid = p.pronamespace AND p.pronargs > pos.n
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AND p.proargtypes[n] = t.oid AND t.typnamespace = nt.oid
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@ -751,13 +752,13 @@ CREATE FUNCTION _pg_keyissubset(smallint[], smallint[]) RETURNS boolean
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LANGUAGE sql
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IMMUTABLE
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RETURNS NULL ON NULL INPUT
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AS 'select $1[1] is null or ($1[1] = any ($2) and coalesce(_pg_keyissubset($1[2:array_upper($1,1)], $2), true))';
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AS 'select $1[1] is null or ($1[1] = any ($2) and coalesce(information_schema._pg_keyissubset($1[2:array_upper($1,1)], $2), true))';
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CREATE FUNCTION _pg_keysequal(smallint[], smallint[]) RETURNS boolean
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LANGUAGE sql
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IMMUTABLE
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RETURNS NULL ON NULL INPUT
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AS 'select _pg_keyissubset($1, $2) and _pg_keyissubset($2, $1)';
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AS 'select information_schema._pg_keyissubset($1, $2) and information_schema._pg_keyissubset($2, $1)';
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CREATE VIEW referential_constraints AS
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SELECT CAST(current_database() AS sql_identifier) AS constraint_catalog,
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@ -830,7 +831,7 @@ CREATE VIEW role_column_grants AS
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pg_namespace nc,
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pg_user u_grantor,
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pg_group g_grantee,
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(SELECT 'SELECT' UNION SELECT 'INSERT' UNION SELECT 'UPDATE' UNION SELECT 'REFERENCES') AS pr (type)
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(SELECT 'SELECT' UNION ALL SELECT 'INSERT' UNION ALL SELECT 'UPDATE' UNION ALL SELECT 'REFERENCES') AS pr (type)
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WHERE a.attrelid = c.oid
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AND c.relnamespace = nc.oid
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@ -899,8 +900,8 @@ CREATE VIEW role_table_grants AS
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pg_namespace nc,
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pg_user u_grantor,
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pg_group g_grantee,
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(SELECT 'SELECT' UNION SELECT 'DELETE' UNION SELECT 'INSERT' UNION SELECT 'UPDATE'
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UNION SELECT 'REFERENCES' UNION SELECT 'RULE' UNION SELECT 'TRIGGER') AS pr (type)
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(SELECT 'SELECT' UNION ALL SELECT 'DELETE' UNION ALL SELECT 'INSERT' UNION ALL SELECT 'UPDATE'
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UNION ALL SELECT 'REFERENCES' UNION ALL SELECT 'RULE' UNION ALL SELECT 'TRIGGER') AS pr (type)
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WHERE c.relnamespace = nc.oid
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AND c.relkind IN ('r', 'v')
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@ -958,9 +959,9 @@ CREATE VIEW routine_privileges AS
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pg_user u_grantor,
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(
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SELECT usesysid, 0, usename FROM pg_user
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UNION
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UNION ALL
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SELECT 0, grosysid, groname FROM pg_group
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UNION
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UNION ALL
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SELECT 0, 0, 'PUBLIC'
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) AS grantee (usesysid, grosysid, name)
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@ -1118,7 +1119,7 @@ INSERT INTO sql_implementation_info VALUES ('23', 'CURSOR COMMIT BEHAVIOR', 1
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INSERT INTO sql_implementation_info VALUES ('2', 'DATA SOURCE NAME', NULL, '', NULL);
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INSERT INTO sql_implementation_info VALUES ('17', 'DBMS NAME', NULL, (select trim(trailing ' ' from substring(version() from '^[^0-9]*'))), NULL);
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INSERT INTO sql_implementation_info VALUES ('18', 'DBMS VERSION', NULL, '???', NULL); -- filled by initdb
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INSERT INTO sql_implementation_info VALUES ('26', 'DEFAULT TRANSACTION ISOLATION', 2, NULL, 'READ COMMITED; user-settable');
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INSERT INTO sql_implementation_info VALUES ('26', 'DEFAULT TRANSACTION ISOLATION', 2, NULL, 'READ COMMITTED; user-settable');
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INSERT INTO sql_implementation_info VALUES ('28', 'IDENTIFIER CASE', 3, NULL, 'stored in mixed case - case sensitive');
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INSERT INTO sql_implementation_info VALUES ('85', 'NULL COLLATION', 0, NULL, 'nulls higher than non-nulls');
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INSERT INTO sql_implementation_info VALUES ('13', 'SERVER NAME', NULL, '', NULL);
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@ -1194,7 +1195,7 @@ INSERT INTO sql_sizing VALUES (34, 'MAXIMUM CATALOG NAME LENGTH', 63, NULL);
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INSERT INTO sql_sizing VALUES (30, 'MAXIMUM COLUMN NAME LENGTH', 63, NULL);
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INSERT INTO sql_sizing VALUES (97, 'MAXIMUM COLUMNS IN GROUP BY', 0, NULL);
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INSERT INTO sql_sizing VALUES (99, 'MAXIMUM COLUMNS IN ORDER BY', 0, NULL);
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INSERT INTO sql_sizing VALUES (100, 'MAXIMUM COLUMNS IN SELECT', 0, NULL);
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INSERT INTO sql_sizing VALUES (100, 'MAXIMUM COLUMNS IN SELECT', 1664, NULL); -- match MaxTupleAttributeNumber
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INSERT INTO sql_sizing VALUES (101, 'MAXIMUM COLUMNS IN TABLE', 1600, NULL); -- match MaxHeapAttributeNumber
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INSERT INTO sql_sizing VALUES (1, 'MAXIMUM CONCURRENT ACTIVITIES', 0, NULL);
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INSERT INTO sql_sizing VALUES (31, 'MAXIMUM CURSOR NAME LENGTH', 63, NULL);
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@ -1304,13 +1305,13 @@ CREATE VIEW table_privileges AS
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pg_user u_grantor,
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(
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SELECT usesysid, 0, usename FROM pg_user
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UNION
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UNION ALL
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SELECT 0, grosysid, groname FROM pg_group
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UNION
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UNION ALL
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SELECT 0, 0, 'PUBLIC'
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) AS grantee (usesysid, grosysid, name),
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(SELECT 'SELECT' UNION SELECT 'DELETE' UNION SELECT 'INSERT' UNION SELECT 'UPDATE'
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UNION SELECT 'REFERENCES' UNION SELECT 'RULE' UNION SELECT 'TRIGGER') AS pr (type)
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(SELECT 'SELECT' UNION ALL SELECT 'DELETE' UNION ALL SELECT 'INSERT' UNION ALL SELECT 'UPDATE'
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UNION ALL SELECT 'REFERENCES' UNION ALL SELECT 'RULE' UNION ALL SELECT 'TRIGGER') AS pr (type)
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WHERE c.relnamespace = nc.oid
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AND c.relkind IN ('r', 'v')
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@ -1413,7 +1414,7 @@ CREATE VIEW triggers AS
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CAST(null AS sql_identifier) AS condition_reference_new_table
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FROM pg_namespace n, pg_class c, pg_trigger t, pg_user u,
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(SELECT 4, 'INSERT' UNION SELECT 8, 'DELETE' UNION SELECT 16, 'UPDATE') AS em (num, text)
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(SELECT 4, 'INSERT' UNION ALL SELECT 8, 'DELETE' UNION ALL SELECT 16, 'UPDATE') AS em (num, text)
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WHERE n.oid = c.relnamespace
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AND c.oid = t.tgrelid
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@ -1477,13 +1478,13 @@ CREATE VIEW view_column_usage AS
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WHERE nv.oid = v.relnamespace
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AND v.relkind = 'v'
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AND v.oid = dv.refobjid
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AND dv.refclassid = (SELECT oid FROM pg_class WHERE relname = 'pg_class')
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AND dv.classid = (SELECT oid FROM pg_class WHERE relname = 'pg_rewrite')
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AND dv.refclassid = 'pg_catalog.pg_class'::regclass
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AND dv.classid = 'pg_catalog.pg_rewrite'::regclass
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AND dv.deptype = 'i'
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AND dv.objid = dt.objid
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AND dv.refobjid <> dt.refobjid
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AND dt.classid = (SELECT oid FROM pg_class WHERE relname = 'pg_rewrite')
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AND dt.refclassid = (SELECT oid FROM pg_class WHERE relname = 'pg_class')
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AND dt.classid = 'pg_catalog.pg_rewrite'::regclass
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AND dt.refclassid = 'pg_catalog.pg_class'::regclass
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AND dt.refobjid = t.oid
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AND t.relnamespace = nt.oid
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AND t.relkind IN ('r', 'v')
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@ -1515,13 +1516,13 @@ CREATE VIEW view_table_usage AS
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WHERE nv.oid = v.relnamespace
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AND v.relkind = 'v'
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AND v.oid = dv.refobjid
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AND dv.refclassid = (SELECT oid FROM pg_class WHERE relname = 'pg_class')
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AND dv.classid = (SELECT oid FROM pg_class WHERE relname = 'pg_rewrite')
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AND dv.refclassid = 'pg_catalog.pg_class'::regclass
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AND dv.classid = 'pg_catalog.pg_rewrite'::regclass
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AND dv.deptype = 'i'
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AND dv.objid = dt.objid
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AND dv.refobjid <> dt.refobjid
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AND dt.classid = (SELECT oid FROM pg_class WHERE relname = 'pg_rewrite')
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AND dt.refclassid = (SELECT oid FROM pg_class WHERE relname = 'pg_class')
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AND dt.classid = 'pg_catalog.pg_rewrite'::regclass
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AND dt.refclassid = 'pg_catalog.pg_class'::regclass
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AND dt.refobjid = t.oid
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AND t.relnamespace = nt.oid
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AND t.relkind IN ('r', 'v')
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@ -1582,11 +1583,11 @@ CREATE VIEW data_type_privileges AS
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FROM
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(
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SELECT table_schema, table_name, 'TABLE'::text, dtd_identifier FROM columns
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UNION
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UNION ALL
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SELECT domain_schema, domain_name, 'DOMAIN'::text, dtd_identifier FROM domains
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UNION
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UNION ALL
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SELECT specific_schema, specific_name, 'ROUTINE'::text, dtd_identifier FROM parameters
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UNION
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UNION ALL
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SELECT specific_schema, specific_name, 'ROUTINE'::text, dtd_identifier FROM routines
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) AS x (objschema, objname, objtype, objdtdid);
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@ -1645,28 +1646,28 @@ CREATE VIEW element_types AS
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AND c.relkind IN ('r', 'v')
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AND attnum > 0 AND NOT attisdropped
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UNION
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UNION ALL
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/* domains */
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SELECT t.typnamespace, t.typname, 'DOMAIN'::text, 1, t.typbasetype
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FROM pg_type t
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WHERE t.typtype = 'd'
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UNION
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UNION ALL
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/* parameters */
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SELECT p.pronamespace, p.proname, 'ROUTINE'::text, pos.n + 1, p.proargtypes[n]
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FROM pg_proc p,
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(select 0 union select 1 union select 2 union select 3 union select 4 union
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select 5 union select 6 union select 7 union select 8 union select 9 union
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select 10 union select 11 union select 12 union select 13 union select 14 union
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select 15 union select 16 union select 17 union select 18 union select 19 union
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select 20 union select 21 union select 22 union select 23 union select 24 union
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select 25 union select 26 union select 27 union select 28 union select 29 union
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select 30 union select 31) AS pos(n)
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(select 0 union all select 1 union all select 2 union all select 3 union all select 4 union all
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select 5 union all select 6 union all select 7 union all select 8 union all select 9 union all
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select 10 union all select 11 union all select 12 union all select 13 union all select 14 union all
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select 15 union all select 16 union all select 17 union all select 18 union all select 19 union all
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select 20 union all select 21 union all select 22 union all select 23 union all select 24 union all
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select 25 union all select 26 union all select 27 union all select 28 union all select 29 union all
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select 30 union all select 31) AS pos(n)
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WHERE p.pronargs > pos.n
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UNION
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UNION ALL
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/* result types */
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SELECT p.pronamespace, p.proname, 'ROUTINE'::text, 0, p.prorettype
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@ -1680,7 +1681,7 @@ CREATE VIEW element_types AS
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AND at.typelem = bt.oid
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AND nbt.oid = bt.typnamespace
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AND (n.nspname, x.objname, x.objtype, x.objtypeid) IN
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AND (n.nspname, x.objname, x.objtype, x.objdtdid) IN
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( SELECT object_schema, object_name, object_type, dtd_identifier
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FROM data_type_privileges );
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