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authorFederico Di Gregorio <fog@initd.org>2011-12-15 12:22:52 +0100
committerFederico Di Gregorio <fog@initd.org>2011-12-15 12:25:19 +0100
commitd2d94e203f868d17d4e7ff670078a7df7afbad90 (patch)
treedc94e3441eb93a3f95a9cddc2a8b3af837419b5d /lib/extensions.py
parent8473209d240bad964630b9b77da7fcc664f61b41 (diff)
downloadpsycopg2-d2d94e203f868d17d4e7ff670078a7df7afbad90.tar.gz
Reverted isolation level values to backward compatible values
This basically removes the READ UNCOMMITED level (that internally PostgreSQL maps to READ COMMITED anyway) to keep the numeric values compattible with old psycopg versions. For full details and discussion see this thread: http://archives.postgresql.org/psycopg/2011-12/msg00008.php
Diffstat (limited to 'lib/extensions.py')
-rw-r--r--lib/extensions.py10
1 files changed, 6 insertions, 4 deletions
diff --git a/lib/extensions.py b/lib/extensions.py
index de022dd..bedb246 100644
--- a/lib/extensions.py
+++ b/lib/extensions.py
@@ -69,10 +69,12 @@ except ImportError:
"""Isolation level values."""
ISOLATION_LEVEL_AUTOCOMMIT = 0
-ISOLATION_LEVEL_READ_UNCOMMITTED = 1
-ISOLATION_LEVEL_READ_COMMITTED = 2
-ISOLATION_LEVEL_REPEATABLE_READ = 3
-ISOLATION_LEVEL_SERIALIZABLE = 4
+ISOLATION_LEVEL_READ_COMMITTED = 1
+ISOLATION_LEVEL_REPEATABLE_READ = 2
+ISOLATION_LEVEL_SERIALIZABLE = 3
+
+# PostgreSQL internally converts uncommited to commited
+ISOLATION_LEVEL_READ_UNCOMMITTED = ISOLATION_LEVEL_READ_COMMITTED
"""psycopg connection status values."""
STATUS_SETUP = 0