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authorSean Dunn <sean.dunn@ihsmarkit.com>2018-06-29 10:26:57 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2018-06-29 10:52:47 -0400
commitca94ea8ab583f8ab366ee5971bfc1bdd96e54cc9 (patch)
treea32d239376d13586f8e16db4f123c7a6c6573962 /lib/sqlalchemy/dialects/mssql/base.py
parentb694a309e89e7c3e57e83dd10e9a75c66672c396 (diff)
downloadsqlalchemy-ca94ea8ab583f8ab366ee5971bfc1bdd96e54cc9.tar.gz
Add unique_constraint_name to MSSQL FK reflection
Fixed bug in MSSQL reflection where when two same-named tables in different schemas had same-named primary key constraints, foreign key constraints referring to one of the tables would have their columns doubled, causing errors. Pull request courtesy Sean Dunn. Fixes: #4228 Change-Id: I7dabaaee0944e1030048826ba39fc574b0d63031 Pull-request: https://github.com/zzzeek/sqlalchemy/pull/457
Diffstat (limited to 'lib/sqlalchemy/dialects/mssql/base.py')
-rw-r--r--lib/sqlalchemy/dialects/mssql/base.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/dialects/mssql/base.py b/lib/sqlalchemy/dialects/mssql/base.py
index bc3905535..c10b75c02 100644
--- a/lib/sqlalchemy/dialects/mssql/base.py
+++ b/lib/sqlalchemy/dialects/mssql/base.py
@@ -2251,6 +2251,8 @@ class MSDialect(default.DefaultDialect):
C.c.constraint_name == RR.c.constraint_name,
R.c.constraint_name ==
RR.c.unique_constraint_name,
+ R.c.constraint_schema ==
+ RR.c.unique_constraint_schema,
C.c.ordinal_position == R.c.ordinal_position
),
order_by=[RR.c.constraint_name, R.c.ordinal_position]