Changed DB to store node positions as Ordinals.

sql/connection_unittest.cc

Index: sql/connection_unittest.cc
diff --git a/sql/connection_unittest.cc b/sql/connection_unittest.cc
index e50043fa940e731b9fe9dde503f5757cc60a2642..9e2e053fdb45687764cf9efd81161bfdd8497045 100644
--- a/sql/connection_unittest.cc
+++ b/sql/connection_unittest.cc
@@ -110,6 +110,14 @@ TEST_F(SQLConnectionTest, DoesStuffExist) {
   EXPECT_FALSE(db().DoesColumnExist("bar", "b"));
 }
 
+TEST_F(SQLConnectionTest, GetColumnType) {
+  ASSERT_TRUE(db().Execute("CREATE TABLE foo (a bigint, b varchar)"));
+
+  const char *table_name = "foo";
+  EXPECT_EQ(db().GetColumnType(table_name, 0), "bigint");
+  EXPECT_EQ(db().GetColumnType(table_name, 1), "varchar");

[Scott Hess - ex-Googler, 2012/10/02 03:58:47]

"bigint" and "varchar" are meaningless to SQLite, these are INTEGER and TEXT. 
The fact that you need to depend on these means that you've been doing something
wrong.  I don't think it is appropriate to encourage people to expect
GetColumnType() to return anything other than the five native types.

+}
+
 TEST_F(SQLConnectionTest, GetLastInsertRowId) {
   ASSERT_TRUE(db().Execute("CREATE TABLE foo (id INTEGER PRIMARY KEY, value)"));