Update sqlite to 3.7.3.

third_party/sqlite/src/test/where3.test

Index: third_party/sqlite/src/test/where3.test
diff --git a/third_party/sqlite/src/test/where3.test b/third_party/sqlite/src/test/where3.test
index c395d0ac151716de37045fc57ce6d97fd2a3f9e8..b199b9f67a6c4508ceba44ff5d615e6c91421998 100644
--- a/third_party/sqlite/src/test/where3.test
+++ b/third_party/sqlite/src/test/where3.test
@@ -199,18 +199,134 @@ do_test where3-2.5 {
      WHERE cpk=ax AND bpk=cx
   }
 } {tA {} tC * tB * tD *}
-do_test where3-2.5 {
+do_test where3-2.6 {
   queryplan {
     SELECT * FROM tA, tB, tC LEFT JOIN tD ON dpk=cx
      WHERE bpk=cx AND apk=bx
   }
 } {tC {} tB * tA * tD *}
-do_test where3-2.6 {
+do_test where3-2.7 {
   queryplan {
     SELECT * FROM tA, tB, tC LEFT JOIN tD ON dpk=cx
      WHERE cpk=bx AND apk=cx
   }
 } {tB {} tC * tA * tD *}
 
+# Ticket [13f033c865f878953]
+# If the outer loop must be a full table scan, do not let ANALYZE trick
+# the planner into use a table for the outer loop that might be indexable
+# if held until an inner loop.
+# 
+do_test where3-3.0 {
+  execsql {
+    CREATE TABLE t301(a INTEGER PRIMARY KEY,b,c);
+    CREATE INDEX t301c ON t301(c);
+    INSERT INTO t301 VALUES(1,2,3);
+    CREATE TABLE t302(x, y);
+    ANALYZE;
+    explain query plan
+    SELECT * FROM t302, t301 WHERE t302.x=5 AND t301.a=t302.y;
+  }
+} {0 0 {TABLE t302} 1 1 {TABLE t301 USING PRIMARY KEY}}
+do_test where3-3.1 {
+  execsql {
+    explain query plan
+    SELECT * FROM t301, t302 WHERE t302.x=5 AND t301.a=t302.y;
+  }
+} {0 1 {TABLE t302} 1 0 {TABLE t301 USING PRIMARY KEY}}
+
+# Verify that when there are multiple tables in a join which must be
+# full table scans that the query planner attempts put the table with
+# the fewest number of output rows as the outer loop.
+#
+do_test where3-4.0 {
+  execsql {
+    CREATE TABLE t400(a INTEGER PRIMARY KEY, b, c);
+    CREATE TABLE t401(p INTEGER PRIMARY KEY, q, r);
+    CREATE TABLE t402(x INTEGER PRIMARY KEY, y, z);
+    EXPLAIN QUERY PLAN
+    SELECT * FROM t400, t401, t402 WHERE t402.z GLOB 'abc*';
+  }
+} {0 2 {TABLE t402} 1 0 {TABLE t400} 2 1 {TABLE t401}}
+do_test where3-4.1 {
+  execsql {
+    EXPLAIN QUERY PLAN
+    SELECT * FROM t400, t401, t402 WHERE t401.r GLOB 'abc*';
+  }
+} {0 1 {TABLE t401} 1 0 {TABLE t400} 2 2 {TABLE t402}}
+do_test where3-4.2 {
+  execsql {
+    EXPLAIN QUERY PLAN
+    SELECT * FROM t400, t401, t402 WHERE t400.c GLOB 'abc*';
+  }
+} {0 0 {TABLE t400} 1 1 {TABLE t401} 2 2 {TABLE t402}}
+
+# Verify that a performance regression encountered by firefox
+# has been fixed.
+#
+do_test where3-5.0 {
+  execsql {
+     CREATE TABLE aaa (id INTEGER PRIMARY KEY, type INTEGER,
+                       fk INTEGER DEFAULT NULL, parent INTEGER,
+                       position INTEGER, title LONGVARCHAR,
+                       keyword_id INTEGER, folder_type TEXT,
+                       dateAdded INTEGER, lastModified INTEGER);
+     CREATE INDEX aaa_111 ON aaa (fk, type);
+     CREATE INDEX aaa_222 ON aaa (parent, position);
+     CREATE INDEX aaa_333 ON aaa (fk, lastModified);
+     CREATE TABLE bbb (id INTEGER PRIMARY KEY, type INTEGER,
+                       fk INTEGER DEFAULT NULL, parent INTEGER,
+                       position INTEGER, title LONGVARCHAR,
+                       keyword_id INTEGER, folder_type TEXT,
+                       dateAdded INTEGER, lastModified INTEGER);
+     CREATE INDEX bbb_111 ON bbb (fk, type);
+     CREATE INDEX bbb_222 ON bbb (parent, position);
+     CREATE INDEX bbb_333 ON bbb (fk, lastModified);
+  }
+
+  execsql {
+    EXPLAIN QUERY PLAN
+     SELECT bbb.title AS tag_title 
+       FROM aaa JOIN bbb ON bbb.id = aaa.parent  
+      WHERE aaa.fk = 'constant'
+        AND LENGTH(bbb.title) > 0
+        AND bbb.parent = 4
+      ORDER BY bbb.title COLLATE NOCASE ASC;
+  }
+} {0 0 {TABLE aaa WITH INDEX aaa_333} 1 1 {TABLE bbb USING PRIMARY KEY}}
+do_test where3-5.1 {
+  execsql {
+    EXPLAIN QUERY PLAN
+     SELECT bbb.title AS tag_title 
+       FROM aaa JOIN aaa AS bbb ON bbb.id = aaa.parent  
+      WHERE aaa.fk = 'constant'
+        AND LENGTH(bbb.title) > 0
+        AND bbb.parent = 4
+      ORDER BY bbb.title COLLATE NOCASE ASC;
+  }
+} {0 0 {TABLE aaa WITH INDEX aaa_333} 1 1 {TABLE aaa AS bbb USING PRIMARY KEY}}
+do_test where3-5.2 {
+  execsql {
+    EXPLAIN QUERY PLAN
+     SELECT bbb.title AS tag_title 
+       FROM bbb JOIN aaa ON bbb.id = aaa.parent  
+      WHERE aaa.fk = 'constant'
+        AND LENGTH(bbb.title) > 0
+        AND bbb.parent = 4
+      ORDER BY bbb.title COLLATE NOCASE ASC;
+  }
+} {0 1 {TABLE aaa WITH INDEX aaa_333} 1 0 {TABLE bbb USING PRIMARY KEY}}
+do_test where3-5.3 {
+  execsql {
+    EXPLAIN QUERY PLAN
+     SELECT bbb.title AS tag_title 
+       FROM aaa AS bbb JOIN aaa ON bbb.id = aaa.parent  
+      WHERE aaa.fk = 'constant'
+        AND LENGTH(bbb.title) > 0
+        AND bbb.parent = 4
+      ORDER BY bbb.title COLLATE NOCASE ASC;
+  }
+} {0 1 {TABLE aaa WITH INDEX aaa_333} 1 0 {TABLE aaa AS bbb USING PRIMARY KEY}}
+
 
 finish_test