diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index 2264595751..7cad8f94cf 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -280,16 +280,13 @@ module ActiveRecord end_sql if result.nil? or result.empty? - # If that fails, try parsing the primary key's default value. - # Support the 7.x and 8.0 nextval('foo'::text) as well as - # the 8.1+ nextval('foo'::regclass). result = query(<<-end_sql, 'SCHEMA')[0] SELECT attr.attname, CASE - WHEN split_part(def.adsrc, '''', 2) ~ '.' THEN - substr(split_part(def.adsrc, '''', 2), - strpos(split_part(def.adsrc, '''', 2), '.')+1) - ELSE split_part(def.adsrc, '''', 2) + WHEN split_part(pg_get_expr(def.adbin, def.adrelid), '''', 2) ~ '.' THEN + substr(split_part(pg_get_expr(def.adbin, def.adrelid), '''', 2), + strpos(split_part(pg_get_expr(def.adbin, def.adrelid), '''', 2), '.')+1) + ELSE split_part(pg_get_expr(def.adbin, def.adrelid), '''', 2) END FROM pg_class t JOIN pg_attribute attr ON (t.oid = attrelid) @@ -297,7 +294,7 @@ module ActiveRecord JOIN pg_constraint cons ON (conrelid = adrelid AND adnum = conkey[1]) WHERE t.oid = '#{quote_table_name(table)}'::regclass AND cons.contype = 'p' - AND def.adsrc ~* 'nextval' + AND pg_get_expr(def.adbin, def.adrelid) ~* 'nextval' end_sql end |