diff --git a/manifest b/manifest
index be6d22c043..5b84a2befe 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C When\sflattening\sUNION\sALL\ssubqueries\sinto\sa\sjoin\squery,\sensure\sthat\sseparate\scursor\snumbers\sare\sused\sfor\seach\ssegment\sof\sthe\snewly\sflattened\squery.
-D 2020-12-18T16:13:39.603
+C Fix\sfor\sthe\sprevious\sfix\sin\sthe\scase\swhere\sa\sUNION\sALL\ssub-query\sis\sjoined\sagainst\ssome\sother\scompound\squery.
+D 2020-12-18T18:04:44.749
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -540,7 +540,7 @@ F src/printf.c 30e92b638fac71dcd85cdea1d12ecfae354c9adee2c71e8e1ae4727cde7c91ed
 F src/random.c 80f5d666f23feb3e6665a6ce04c7197212a88384
 F src/resolve.c 1948a92ca9eab776632816b97e57c61d933474a78aad4f4ef835c916a83dbb1c
 F src/rowset.c ba9515a922af32abe1f7d39406b9d35730ed65efab9443dc5702693b60854c92
-F src/select.c 7282b1a0fc81ce3c61c988b228b63b45a5521254033370d1ad6bf3366b5c2788
+F src/select.c deeed19d210db99369cb66d6804c889426851d541484fcc35ad554a19859ae8d
 F src/shell.c.in e9f674ee4ec6c345679e8a5b16c869c6c59eb1540dd98ac69e4736ecddce0090
 F src/sqlite.h.in 5b7593bb0f3658e682a9fcd1cd8fcedf244ec45ca93d645055a53172f55eb783
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
@@ -1627,7 +1627,7 @@ F test/tt3_vacuum.c 1753f45917699c9c1f66b64c717a717c9379f776
 F test/types.test bf816ce73c7dfcfe26b700c19f97ef4050d194ff
 F test/types2.test 1aeb81976841a91eef292723649b5c4fe3bc3cac
 F test/types3.test 99e009491a54f4dc02c06bdbc0c5eea56ae3e25a
-F test/unionall.test 6676ff915eced719e7010149d758ba85665c0aef6a782e693b6fb5e83fb4e4e1
+F test/unionall.test 9dcc5faefe8caa4e2e4084fd4f45ad783abb7cfb86fcb87a3b74204e03f86014
 F test/unionallfault.test 652bfbb630e6c43135965dc1e8f0a9a791da83aec885d626a632fe1909c56f73
 F test/unionvtab.test e1704ab1b4c1bb3ffc9da4681f8e85a0b909fd80b937984fc94b27415ac8e5a4
 F test/unionvtabfault.test e8759f3d14fb938ce9657e2342db34aeac0fb9bc1692b0d1ebb0069630151d06
@@ -1893,7 +1893,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P dc0937ce9d5569e3409b2b036a9f15b896125f4eb2eec30e3f0bbe4a92bcd0ad
-R d7f9897a9bbc548d53ddd8cd562a8b6a
+P c510377b0b052e400f2ee4f20220b61cdf74ee44b9bb9e6490787c88dd4c55aa
+R 2a24a93078ef04ec108f14575de16445
 U dan
-Z aa626afff11dd6191a903497d2bb6cf2
+Z c9e8c301310f3fe94971f95dfbdc7685
diff --git a/manifest.uuid b/manifest.uuid
index dcf4a244f3..844ee23275 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-c510377b0b052e400f2ee4f20220b61cdf74ee44b9bb9e6490787c88dd4c55aa
\ No newline at end of file
+63c5cfb9ae8f4598a523bed2a60c0e69172179952961a573113fcf756c06551d
\ No newline at end of file
diff --git a/src/select.c b/src/select.c
index bc5f17ecb2..64ed913cf8 100644
--- a/src/select.c
+++ b/src/select.c
@@ -3673,11 +3673,10 @@ static void srclistRenumberCursors(
   struct SrcList_item *pItem;
   for(i=0, pItem=pSrc->a; i<pSrc->nSrc; i++, pItem++){
     if( i!=iExcept ){
-      int iNew = pParse->nTab++;
-      aCsrMap[pItem->iCursor] = iNew;
-      pItem->iCursor = iNew;
-      if( pItem->pSelect ){
-        srclistRenumberCursors(pParse, aCsrMap, pItem->pSelect->pSrc, -1);
+      Select *p;
+      pItem->iCursor = aCsrMap[pItem->iCursor] = pParse->nTab++;
+      for(p=pItem->pSelect; p; p=p->pPrior){
+        srclistRenumberCursors(pParse, aCsrMap, p->pSrc, -1);
       }
     }
   }
diff --git a/test/unionall.test b/test/unionall.test
index 0098cf15a4..430cd62e09 100644
--- a/test/unionall.test
+++ b/test/unionall.test
@@ -197,5 +197,52 @@ do_execsql_test 2.2.9b {
   2 TWO 5 v 3 three 5 v 3 THREE 5 v
 }
 
+#-------------------------------------------------------------------------
+reset_db
+do_execsql_test 3.0 {
+  CREATE TABLE t1(c INTEGER PRIMARY KEY, d TEXT);
+  INSERT INTO t1 VALUES(1,2);
+  CREATE TABLE t3_a(k INTEGER PRIMARY KEY, v TEXT);
+  INSERT INTO t3_a VALUES(2,'ii');
+  CREATE TABLE t3_b(k INTEGER PRIMARY KEY, v TEXT);
+  CREATE VIEW t3 AS
+    SELECT * FROM t3_a
+    UNION ALL
+    SELECT * FROM t3_b;
+} {}
+
+do_execsql_test 3.1 {
+  SELECT * FROM t1, t3 ORDER BY k;
+} {1 2 2 ii}
+
+reset_db
+do_execsql_test 4.0 {
+
+  CREATE TABLE t1_a(a INTEGER PRIMARY KEY, b TEXT);
+  INSERT INTO t1_a VALUES(123, 't1_a');
+  CREATE TABLE t1_b(c INTEGER PRIMARY KEY, d TEXT);
+
+  CREATE VIEW t1 AS
+    SELECT a, b FROM t1_a
+    UNION ALL
+    SELECT c, d FROM t1_b;
+
+  CREATE TABLE t3_a(k INTEGER PRIMARY KEY, v TEXT);
+  INSERT INTO t3_a VALUES(456, 't3_a');
+  CREATE TABLE t3_b(k INTEGER PRIMARY KEY, v TEXT);
+
+  CREATE VIEW t3 AS
+    SELECT * FROM t3_a
+    UNION ALL
+    SELECT * FROM t3_b;
+}
+
+do_execsql_test 4.1 {
+  SELECT * FROM t1, t3 ORDER BY k;
+} {123 t1_a 456 t3_a}
+
+do_execsql_test 4.2 {
+  SELECT * FROM (SELECT * FROM t1, t3) ORDER BY k;
+} {123 t1_a 456 t3_a}
 
 finish_test