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Query in SQL function still not schema-safe; add a couple

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more pg_catalog. qualifications.
This commit is contained in:
Tom Lane 2009-07-07 19:28:00 +00:00
parent 987281274f
commit fc9dd12da0
1 changed files with 3 additions and 2 deletions
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5
src/backend/catalog/information_schema.sql
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@ -4,7 +4,7 @@
*
* Copyright (c) 2003-2009, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.55 2009/07/07 18:23:13 petere Exp $
* $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.56 2009/07/07 19:28:00 tgl Exp $
*/
/*
@ -106,7 +106,8 @@ $$SELECT
CASE WHEN $1 IN (25, 1042, 1043) /* text, char, varchar */
THEN CASE WHEN $2 = -1 /* default typmod */
THEN CAST(2^30 AS integer)
ELSE information_schema._pg_char_max_length($1, $2) * pg_catalog.pg_encoding_max_length((SELECT encoding FROM pg_database WHERE datname = current_database()))
ELSE information_schema._pg_char_max_length($1, $2) *
pg_catalog.pg_encoding_max_length((SELECT encoding FROM pg_catalog.pg_database WHERE datname = pg_catalog.current_database()))
END
ELSE null
END$$;