Update sqlite to 3.7.3.

third_party/sqlite/src/test/attach.test

 # 2003 April 4
 #
 # The author disclaims copyright to this source code.  In place of
 # a legal notice, here is a blessing:
 #
 #    May you do good and not evil.
 #    May you find forgiveness for yourself and forgive others.
 #    May you share freely, never taking more than you give.
 #
 #***********************************************************************
@@ skipping 769 matching lines @@
   catchsql {
     ATTACH 'test2.db' AS t2;
   }
 } {1 {database is locked}}
 do_test attach-8.4 {
   db errorcode
 } {5}
 db2 close
 file delete -force test2.db
 
+# Test that it is possible to attach the same database more than
+# once when not in shared-cache mode. That this is not possible in
+# shared-cache mode is tested in shared7.test.
+do_test attach-9.1 {
+  file delete -force test4.db
+  execsql {
+    ATTACH 'test4.db' AS aux1;
+    CREATE TABLE aux1.t1(a, b);
+    INSERT INTO aux1.t1 VALUES(1, 2);
+    ATTACH 'test4.db' AS aux2;
+    SELECT * FROM aux2.t1;
+  }
+} {1 2}
+do_test attach-9.2 {
+  catchsql {
+    BEGIN;
+      INSERT INTO aux1.t1 VALUES(3, 4);
+      INSERT INTO aux2.t1 VALUES(5, 6);
+  }
+} {1 {database is locked}}
+do_test attach-9.3 {
+  execsql {
+    COMMIT;
+    SELECT * FROM aux2.t1;
+  }
+} {1 2 3 4}
 
+# Ticket [abe728bbc311d81334dae9762f0db87c07a98f79].
+# Multi-database commit on an attached TEMP database.
+#
+do_test attach-10.1 {
+  execsql {
+    ATTACH '' AS noname;
+    ATTACH ':memory:' AS inmem;
+    BEGIN;
+    CREATE TABLE noname.noname(x);
+    CREATE TABLE inmem.inmem(y);
+    CREATE TABLE main.main(z);
+    COMMIT;
+    SELECT name FROM noname.sqlite_master;
+    SELECT name FROM inmem.sqlite_master;
+  }
+} {noname inmem}
+do_test attach-10.2 {
+  lrange [execsql {
+    PRAGMA database_list;
+  }] 9 end
+} {4 noname {} 5 inmem {}}
 finish_test