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Merge pull request #7959 from nineinchnick/7958-pgsql-schema-older-versions

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fix fetching pgsql constraints for older server versions
This commit is contained in:
Alexander Makarov
2015-04-02 13:49:54 +03:00
parent 648ef83d91 356d1b98a7
commit 7578b42dc5
1 changed files with 9 additions and 5 deletions
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14
framework/db/pgsql/Schema.php
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@ -213,14 +213,15 @@ select
fns.nspname as foreign_table_schema,
fa.attname as foreign_column_name
from
pg_constraint ct
inner join generate_subscripts(ct.conkey, 1) as s on 1=1
(SELECT ct.conrelid, ct.confrelid, ct.conkey, ct.contype, ct.confkey, generate_subscripts(ct.conkey, 1) AS s
FROM pg_constraint ct
) AS ct
inner join pg_class c on c.oid=ct.conrelid
inner join pg_namespace ns on c.relnamespace=ns.oid
inner join pg_attribute a on a.attrelid=ct.conrelid and a.attnum = ct.conkey[s]
inner join pg_attribute a on a.attrelid=ct.conrelid and a.attnum = ct.conkey[ct.s]
left join pg_class fc on fc.oid=ct.confrelid
left join pg_namespace fns on fc.relnamespace=fns.oid
left join pg_attribute fa on fa.attrelid=ct.confrelid and fa.attnum = ct.confkey[s]
left join pg_attribute fa on fa.attrelid=ct.confrelid and fa.attnum = ct.confkey[ct.s]
where
ct.contype='f'
and c.relname={$tableName}
@ -258,7 +259,10 @@ SQL;
SELECT
i.relname as indexname,
pg_get_indexdef(idx.indexrelid, k + 1, TRUE) AS columnname
FROM pg_index idx
FROM (
SELECT *, generate_subscripts(indkey, 1) AS k
FROM pg_index
) idx
INNER JOIN generate_subscripts(idx.indkey, 1) AS k ON 1=1
INNER JOIN pg_class i ON i.oid = idx.indexrelid
INNER JOIN pg_class c ON c.oid = idx.indrelid