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Added index_id in foreign key selection #12

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Added index_id in foreign key selection #12

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d47d804
Added index_id in foreign key selection
jschultz Jul 15, 2018
09759a4
Merge remote-tracking branch 'upstream/master' into index_id
jschultz Oct 14, 2022
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5 changes: 4 additions & 1 deletion sqlalchemy_sqlany/base.py
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Original file line number Diff line number Diff line change
Expand Up @@ -600,7 +600,7 @@ def get_foreign_keys(self, connection, table_name, schema=None, **kw):
column_cache[table_id] = columns

REFCONSTRAINT_SQL = text("""
SELECT fk.foreign_index_id, i.index_name AS name, pt.table_id AS reftable_id
SELECT fk.foreign_index_id, i.index_name AS name, i.index_id, pt.table_id AS reftable_id
FROM sys.sysfkey fk
join sys.systab pt on fk.primary_table_id = pt.table_id
join sys.sysidx i on i.table_id=fk.primary_table_id
Expand All @@ -618,6 +618,7 @@ def get_foreign_keys(self, connection, table_name, schema=None, **kw):

for r in referential_constraints:
reftable_id = r["reftable_id"]
index_id = r["index_id"]
foreign_index_id = r["foreign_index_id"]

if reftable_id not in table_cache:
Expand Down Expand Up @@ -648,11 +649,13 @@ def get_foreign_keys(self, connection, table_name, schema=None, **kw):
join sys.sysidxcol ic on (fk.foreign_index_id=ic.index_id and fk.foreign_table_id=ic.table_id)
join sys.sysidxcol pic on (fk.primary_index_id=pic.index_id and fk.primary_table_id=pic.table_id)
WHERE fk.primary_table_id = :reftable_id
and fk.primary_index_id = :index_id
and fk.foreign_table_id = :table_id
and fk.foreign_index_id = :foreign_index_id
""")
ref_cols = connection.execute(REFCOLS_SQL,
table_id=table_id,
index_id=index_id,
reftable_id=reftable_id,
foreign_index_id=foreign_index_id)
for rc in ref_cols:
Expand Down