From 6e3ac760696d4ec43138b1aba82426582c767072 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 19 Aug 2011 14:08:16 +0200
Subject: Rework query machinery not to use '_' as primary table alias

Now we always qualify with the actual table name and use the '_'
alias for situations where an object is referencing itself.
---
 odb/pgsql/query.txx | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

(limited to 'odb/pgsql/query.txx')

diff --git a/odb/pgsql/query.txx b/odb/pgsql/query.txx
index 7d80f2b..6fdc4fe 100644
--- a/odb/pgsql/query.txx
+++ b/odb/pgsql/query.txx
@@ -13,12 +13,14 @@ namespace odb
     template <database_type_id ID>
     query::
     query (const query_column<bool, ID>& c)
-        : clause_ (c.name ()), binding_ (0, 0), native_binding_ (0, 0, 0, 0)
+        : binding_ (0, 0), native_binding_ (0, 0, 0, 0)
     {
+      clause_.push_back (clause_part (clause_part::column, c.name ()));
+
       // Cannot use IS TRUE here since database type can be a non-
       // integral type.
       //
-      clause_ += " = ";
+      clause_.push_back (clause_part (clause_part::native, "="));
       append<bool, ID> (val_bind<bool> (true));
     }
 
@@ -28,7 +30,7 @@ namespace odb
     query query_column<T, ID>::
     in (const T& v1, const T& v2) const
     {
-      query q (name_);
+      query q (name_, query::clause_part::column);
       q += "IN (";
       q.append<T, ID> (val_bind<T> (v1));
       q += ",";
@@ -41,7 +43,7 @@ namespace odb
     query query_column<T, ID>::
     in (const T& v1, const T& v2, const T& v3) const
     {
-      query q (name_);
+      query q (name_, query::clause_part::column);
       q += "IN (";
       q.append<T, ID> (val_bind<T> (v1));
       q += ",";
@@ -56,7 +58,7 @@ namespace odb
     query query_column<T, ID>::
     in (const T& v1, const T& v2, const T& v3, const T& v4) const
     {
-      query q (name_);
+      query q (name_, query::clause_part::column);
       q += "IN (";
       q.append<T, ID> (val_bind<T> (v1));
       q += ",";
@@ -73,7 +75,7 @@ namespace odb
     query query_column<T, ID>::
     in (const T& v1, const T& v2, const T& v3, const T& v4, const T& v5) const
     {
-      query q (name_);
+      query q (name_, query::clause_part::column);
       q += "IN (";
       q.append<T, ID> (val_bind<T> (v1));
       q += ",";
@@ -93,7 +95,7 @@ namespace odb
     query query_column<T, ID>::
     in_range (I begin, I end) const
     {
-      query q (name_);
+      query q (name_, query::clause_part::column);
       q += "IN (";
 
       for (I i (begin); i != end; ++i)
-- 
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