NULLs compare equal to each other when computing GROUP BY categories. (CVS 2728)

FossilOrigin-Name: d9b0c9705379a8b3a28a83bb29fc1cd688fe184e

manifest

@@ -1,5 +1,5 @@
-C Update\scomments\sin\swhere.c.\s\sNo\scode\schanges.\s(CVS\s2727)
-D 2005-09-20T08:47:20
+C NULLs\scompare\sequal\sto\seach\sother\swhen\scomputing\sGROUP\sBY\scategories.\s(CVS\s2728)
+D 2005-09-20T13:12:00
 F Makefile.in 12784cdce5ffc8dfb707300c34e4f1eb3b8a14f1
 F Makefile.linux-gcc 06be33b2a9ad4f005a5f42b22c4a19dab3cbb5c7
 F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@@ -63,7 +63,7 @@ F src/pragma.c 6d773e25e8af13ef0820531ad2793417f8a8959d
 F src/prepare.c fc098db25d2a121affb08686cf04833fd50452d4
 F src/printf.c bd421c1ad5e01013c89af63c60eab02852ccd15e
 F src/random.c 90adff4e73a3b249eb4f1fc2a6ff9cf78c7233a4
-F src/select.c c3fe1994da81df0e09c4604ef75180f249cabe10
+F src/select.c 52b72b7fe11ce4ddc136074a1b48ea69453f60fd
 F src/shell.c 3596c1e559b82663057940d19ba533ad421c7dd3
 F src/sqlite.h.in 461b2535550cf77aedfd44385da11ef7d63e57a2
 F src/sqliteInt.h 53daa72541b4336c5e89773cf39717ed695bd523
@@ -80,7 +80,7 @@ F src/update.c c2716c2115533ffae3d08bf8853aaba4f970f37e
 F src/utf.c bda5eb85039ef16f2d17004c1e18c96e1ab0a80c
 F src/util.c 55caaffbb2716f9928ab452d20f3e9cbbeab872d
 F src/vacuum.c 829d9e1a6d7c094b80e0899686670932eafd768c
-F src/vdbe.c de007d59f036fcd1b89a7d4172aa0d028e8689eb
+F src/vdbe.c 2a5c9474c9538e18347ab63988bad4e3de074403
 F src/vdbe.h c8e105979fc7aaf5b8004e9621904e3bd096dfa2
 F src/vdbeInt.h 7bedbb9553a10e86b53f75d99e197f3f00a732bf
 F src/vdbeapi.c 85bbe1d0243a89655433d60711b4bd71979b59cd
@@ -203,7 +203,7 @@ F test/select1.test 480233d4f5a81d7d59a55e40d05084d97e57ecdf
 F test/select2.test f3c2678c3a9f3cf08ec4988a3845bda64be6d9e3
 F test/select3.test 576df1a5cc5e01dadae9176384e2d506315afdcf
 F test/select4.test c239f516aa31f42f2ef7c6d7cd01105f08f934ca
-F test/select5.test cf5c42137d915b5e866c99d018be67dad9ebed75
+F test/select5.test 93323dd60ea8dfe2c5fee86644279dee5ad5ea23
 F test/select6.test 21b72c56e7cbcefd063fdf9bc6c89342aedabccf
 F test/select7.test 1bf795b948c133a15a2a5e99d3270e652ec58ce6
 F test/sort.test 0c33a8ae1c238377ad197387c3872175f40d3843
@@ -311,7 +311,7 @@ F www/tclsqlite.tcl ddcf912ea48695603c8ed7efb29f0812ef8d1b49
 F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
 F www/version3.tcl a99cf5f6d8bd4d5537584a2b342f0fb9fa601d8b
 F www/whentouse.tcl 97e2b5cd296f7d8057e11f44427dea8a4c2db513
-P 6ec8883c366532948e619830ff7d9f63b79fc08b
-R 83e2318d245416067a9bf94d66214656
+P bb84d27eda64479d65b13fbbcaeef6a00da4d103
+R ec917b8e5b94d2118eb0bbfbe6d750c0
 U drh
-Z 7b8f65438258711df695628d2834385c
+Z 353c0c657af079f4a5983ad6b31ab9ff