yeah lets start using trac for these, these are bugs with tests.
this is http://www.sqlalchemy.org/trac/ticket/2142 and your previous one is 2141
On Apr 21, 2011, at 1:31 PM, Jon Nelson wrote:
> diff -r 070e47edcfad test/dialect/test_postgresql.py
> --- a/test/dialect/test_postgresql.py Fri Apr 15 00:43:01 2011 -0400
> +++ b/test/dialect/test_postgresql.py Thu Apr 21 12:27:42 2011 -0500
> @@ -1214,6 +1214,32 @@
> 'SELECT DISTINCT ON (mytable.id, mytable.a) mytable.id, '
> 'mytable.a \nFROM mytable')
>
> + def test_distinct_on_subquery(self):
> + t1 = Table('mytable1', MetaData(testing.db), Column('id',
> + Integer, primary_key=True), Column('a', String(8)))
> + t2 = Table('mytable2', MetaData(testing.db), Column('id',
> + Integer, primary_key=True), Column('a', String(8)))
> +
> + sq = select([t1]).alias()
> + q = select([t2.c.id,sq.c.id],
> distinct=sq.c.id).where(t2.c.id==sq.c.id)
> + self.assert_compile(
> + q,
> + "SELECT DISTINCT ON (anon_1.id) mytable2.id, anon_1.id "
> + "FROM mytable2, (SELECT mytable1.id AS id, mytable1.a AS a "
> + "FROM mytable1) AS anon_1 "
> + "WHERE mytable2.id = anon_1.id"
> + )
> +
> + sq = select([t1]).alias('sq')
> + q = select([t2.c.id,sq.c.id],
> distinct=sq.c.id).where(t2.c.id==sq.c.id)
> + self.assert_compile(
> + q,
> + "SELECT DISTINCT ON (sq.id) mytable2.id, sq.id "
> + "FROM mytable2, (SELECT mytable1.id AS id, mytable1.a AS a "
> + "FROM mytable1) AS sq "
> + "WHERE mytable2.id = sq.id"
> + )
> +
> def test_schema_reflection(self):
> """note: this test requires that the 'test_schema' schema be
> separate and accessible by the test user"""
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