From 2edda5c7b4e4a4292c212e4698a00bb525ce4a01 Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Fri, 28 May 2010 10:34:59 -0500
Subject: [PATCH 02/10] Bumped version to 0.1b2.

---
 sqlbase7_sa/_version.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sqlbase7_sa/_version.py b/sqlbase7_sa/_version.py
index 729541a..419df1a 100644
--- a/sqlbase7_sa/_version.py
+++ b/sqlbase7_sa/_version.py
@@ -23,4 +23,4 @@
 ################################################################################
 
 
-__version__ = '0.1b1'
+__version__ = '0.1b2'

From 2fd3f190af5e374f6ebf920d6dbee4e3147fae1b Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Fri, 28 May 2010 11:29:49 -0500
Subject: [PATCH 04/10] Bumped version to 0.1b3.

---
 sqlbase7_sa/_version.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sqlbase7_sa/_version.py b/sqlbase7_sa/_version.py
index 419df1a..daf0c55 100644
--- a/sqlbase7_sa/_version.py
+++ b/sqlbase7_sa/_version.py
@@ -23,4 +23,4 @@
 ################################################################################
 
 
-__version__ = '0.1b2'
+__version__ = '0.1b3'

From f7c4a2c2df0950097d08702d1d16d4ad7494ab01 Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Fri, 25 Jun 2010 12:58:34 -0500
Subject: [PATCH 05/10] bumped sqlalchemy requirement

It's been discovered that SQLAlchemy 0.5.2 won't work; some problem with joining the sales log tables.
---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index eb6ec34..c3b5602 100644
--- a/setup.py
+++ b/setup.py
@@ -66,7 +66,7 @@ specific version of this database, that version being 7.5.1.
     packages = find_packages(),
 
     install_requires = [
-        'SQLAlchemy',
+        'SQLAlchemy>0.5.2',
         ],
 
     entry_points = {

From 8846e9b3725d080345f775c2a63682ba3efa6cdf Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Fri, 25 Jun 2010 13:01:15 -0500
Subject: [PATCH 07/10] bumped version

---
 sqlbase7_sa/_version.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sqlbase7_sa/_version.py b/sqlbase7_sa/_version.py
index daf0c55..9edf306 100644
--- a/sqlbase7_sa/_version.py
+++ b/sqlbase7_sa/_version.py
@@ -23,4 +23,4 @@
 ################################################################################
 
 
-__version__ = '0.1b3'
+__version__ = '0.1b4'

From 3ee47ed87f2289ea39b5ad68f0c9a90a0b0dda5e Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Sat, 31 Jul 2010 20:09:17 -0500
Subject: [PATCH 08/10] added outer join support...michael was right :)

And once again, thanks to Michael Bayer for forging the way on this one.
The Oracle dialect code was still pretty much copied directly over.
---
 sqlbase7_sa/sqlbase7.py | 29 +++++++++++++++++++++++++++--
 1 file changed, 27 insertions(+), 2 deletions(-)

diff --git a/sqlbase7_sa/sqlbase7.py b/sqlbase7_sa/sqlbase7.py
index 93c8ef3..690395c 100644
--- a/sqlbase7_sa/sqlbase7.py
+++ b/sqlbase7_sa/sqlbase7.py
@@ -26,6 +26,7 @@
 from sqlalchemy.engine.default import DefaultDialect
 from sqlalchemy import types, and_
 from sqlalchemy.sql.expression import Join
+from sqlalchemy.sql import visitors, operators, ClauseElement
 
 
 import sqlalchemy
@@ -56,7 +57,12 @@ class SQLBase7Compiler(CompilerBase):
         return self.process(join.left, **kwargs) + ", " + self.process(join.right, **kwargs)
 
     def visit_select(self, select, **kwargs):
-        froms = select._get_display_froms()
+        if self.stack and 'from' in self.stack[-1]:
+            existingfroms = self.stack[-1]['from']
+        else:
+            existingfroms = None
+            
+        froms = select._get_display_froms(existingfroms)
         whereclause = self._get_join_whereclause(froms)
         if whereclause is not None:
             select = select.where(whereclause)
@@ -71,7 +77,16 @@ class SQLBase7Compiler(CompilerBase):
         clauses = []
 
         def visit_join(join):
-            clauses.append(join.onclause)
+            if join.isouter:
+                def visit_binary(binary):
+                    if binary.operator == operators.eq:
+                        if binary.left.table is join.right:
+                            binary.left = _OuterJoinColumn(binary.left)
+                        elif binary.right.table is join.right:
+                            binary.right = _OuterJoinColumn(binary.right)
+                clauses.append(visitors.cloned_traverse(join.onclause, {}, {'binary':visit_binary}))
+            else:
+                clauses.append(join.onclause)
             for j in join.left, join.right:
                 if isinstance(j, Join):
                     visit_join(j)
@@ -84,6 +99,16 @@ class SQLBase7Compiler(CompilerBase):
             return and_(*clauses)
         return None
 
+    def visit_outer_join_column(self, vc):
+        return self.process(vc.column) + "(+)"
+
+
+class _OuterJoinColumn(ClauseElement):
+    __visit_name__ = 'outer_join_column'
+    
+    def __init__(self, column):
+        self.column = column
+
 
 class SQLBase7Dialect(DefaultDialect):
     

From 756f0a8e5d54fb2d2a8c15ba85ec7effe31a0a10 Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Sat, 31 Jul 2010 20:15:49 -0500
Subject: [PATCH 10/10] bumped version

---
 sqlbase7_sa/_version.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sqlbase7_sa/_version.py b/sqlbase7_sa/_version.py
index 9edf306..5bb4149 100644
--- a/sqlbase7_sa/_version.py
+++ b/sqlbase7_sa/_version.py
@@ -23,4 +23,4 @@
 ################################################################################
 
 
-__version__ = '0.1b4'
+__version__ = '0.1b5'