[sql] Import reference version of SQLite 3.8.7.4.

third_party/sqlite/sqlite-src-3080704/test/memdb.test

Index: third_party/sqlite/sqlite-src-3080704/test/memdb.test
diff --git a/third_party/sqlite/sqlite-src-3070603/test/memdb.test b/third_party/sqlite/sqlite-src-3080704/test/memdb.test
similarity index 99%
copy from third_party/sqlite/sqlite-src-3070603/test/memdb.test
copy to third_party/sqlite/sqlite-src-3080704/test/memdb.test
index 1da3d7c58b43b05639fae630b6d123ef925b1967..a2efc0369b7e08234a7322615c861243e3781e0a 100644
--- a/third_party/sqlite/sqlite-src-3070603/test/memdb.test
+++ b/third_party/sqlite/sqlite-src-3080704/test/memdb.test
@@ -240,7 +240,7 @@ foreach {i conf1 conf2 cmd t0 t1 t2} {
     if {$i>1} break
   }
 
-  if {$t0} {set t1 {column a is not unique}}
+  if {$t0} {set t1 {UNIQUE constraint failed: t1.a}}
   do_test memdb-5.$i {
     if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
     if {$conf2!=""} {set conf2 "ON CONFLICT $conf2"}
@@ -365,7 +365,7 @@ do_test memdb-6.15 {
 
 ifcapable subquery&&vtab {
   do_test memdb-7.1 {
-    register_wholenumber_module db
+    load_static_extension db wholenumber
     execsql {
       CREATE TABLE t6(x);
       CREATE VIRTUAL TABLE nums USING wholenumber;