From adb506cf387e5ce857f18c5a725f5f93c445b239 Mon Sep 17 00:00:00 2001
From: "Brian S. O'Neill" <bronee@gmail.com>
Date: Sun, 29 Oct 2006 22:56:35 +0000
Subject: Inner join syntax compatible with more SQL parsers.

---
 .../com/amazon/carbonado/repo/jdbc/JDBCStorage.java | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

(limited to 'src/main/java')

diff --git a/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java b/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java
index b06bf99..a1d4cd9 100644
--- a/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java
+++ b/src/main/java/com/amazon/carbonado/repo/jdbc/JDBCStorage.java
@@ -720,13 +720,24 @@ class JDBCStorage<S extends Storable> extends StandardQueryFactory<S>
         }
 
         /**
-         * Appends table names, aliases, and joins to the given FROM clause
-         * builder.
+         * Appends table name and alias to the given FROM clause builder.
          */
-        public void appendFullJoinTo(StatementBuilder fromClause) {
+        public void appendTableNameAndAliasTo(StatementBuilder fromClause) {
             appendTableNameTo(fromClause);
             fromClause.append(' ');
             fromClause.append(mAlias);
+        }
+
+        /**
+         * Appends table names, aliases, and joins to the given FROM clause
+         * builder.
+         */
+        public void appendFullJoinTo(StatementBuilder fromClause) {
+            appendTableNameAndAliasTo(fromClause);
+            appendTailJoinTo(fromClause);
+        }
+
+        private void appendTailJoinTo(StatementBuilder fromClause) {
             for (JoinNode jn : mSubNodes.values()) {
                 // TODO: By default, joins are all inner. A join could become
                 // LEFT OUTER JOIN if the query filter has a term like this:
@@ -737,7 +748,7 @@ class JDBCStorage<S extends Storable> extends StandardQueryFactory<S>
                 // "address(.)state = ?".
 
                 fromClause.append(" INNER JOIN");
-                jn.appendFullJoinTo(fromClause);
+                jn.appendTableNameAndAliasTo(fromClause);
                 fromClause.append(" ON ");
                 int count = jn.mProperty.getJoinElementCount();
                 for (int i=0; i<count; i++) {
@@ -752,6 +763,8 @@ class JDBCStorage<S extends Storable> extends StandardQueryFactory<S>
                     fromClause.append('.');
                     fromClause.append(jn.mProperty.getExternalJoinElement(i).getColumnName());
                 }
+
+                jn.appendTailJoinTo(fromClause);
             }
         }
 
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