Rename the TF_StatsUsed flag to TF_MaybeReanalyze, to more accurately

reflect its usage.  No logic changes.

FossilOrigin-Name: b4790da5e0d6f0f617e6c3a17fc2606842e41cab14339392abd335410fec0aa3

manifest

@@ -1,5 +1,5 @@
-C Handle\san\sOOM\scase\sin\sfts5\scode\sto\squery\stokendata=1\stables.
-D 2024-02-16T11:41:47.064
+C Rename\sthe\sTF_StatsUsed\sflag\sto\sTF_MaybeReanalyze,\sto\smore\saccurately\nreflect\sits\susage.\s\sNo\slogic\schanges.
+D 2024-02-16T12:57:04.964
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -732,7 +732,7 @@ F src/parse.y bfd6da46fc895cd8237400ff485d04ab0b32e47eb56de20982bb7f53e56c1f42
 F src/pcache.c 040b165f30622a21b7a9a77c6f2e4877a32fb7f22d4c7f0d2a6fa6833a156a75
 F src/pcache.h 1497ce1b823cf00094bb0cf3bac37b345937e6f910890c626b16512316d3abf5
 F src/pcache1.c 602acb23c471bb8d557a6f0083cc2be641d6cafcafa19e481eba7ef4c9ca0f00
-F src/pragma.c b61a1a1801befe6763e787b96988deb156a56e82a2b4dea004bc78e4551c9d5c
+F src/pragma.c 24584cc928538426e047db670f21f3816286812e48dfd391a40e788f14d3cea2
 F src/pragma.h e690a356c18e98414d2e870ea791c1be1545a714ba623719deb63f7f226d8bb7
 F src/prepare.c 371f6115cb69286ebc12c6f2d7511279c2e47d9f54f475d46a554d687a3b312c
 F src/printf.c 18fbdf028345c8fbe6044f5f5bfda5a10d48d6287afef088cc21b0ca57985640
@@ -744,7 +744,7 @@ F src/shell.c.in 2382dc2327e47af76b37a7a468152a509dc0a8e72dad887fb868102ecbd94fe
 F src/sqlite.h.in 020d7b7307dda51420dc48b47e5334eaface77baba6bd9818375d392eb3ab5b5
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h 3f046c04ea3595d6bfda99b781926b17e672fd6d27da2ba6d8d8fc39981dcb54
-F src/sqliteInt.h 5013ac1f5642df4c0b76314f507f4c7b6f8efee0e1d7c2e93bf8b445ceea29bb
+F src/sqliteInt.h 2f3a38c3e0470b6152ec14f698e6f3310831e3c09b6e56f046a12c3e3bdd5cd4
 F src/sqliteLimit.h 6878ab64bdeb8c24a1d762d45635e34b96da21132179023338c93f820eee6728
 F src/status.c cb11f8589a6912af2da3bb1ec509a94dd8ef27df4d4c1a97e0bcf2309ece972b
 F src/table.c 0f141b58a16de7e2fbe81c308379e7279f4c6b50eb08efeec5892794a0ba30d1
@@ -824,7 +824,7 @@ F src/vxworks.h d2988f4e5a61a4dfe82c6524dd3d6e4f2ce3cdb9
 F src/wal.c 887fc4ca3f020ebb2e376f222069570834ac63bf50111ef0cbf3ae417048ed89
 F src/wal.h ba252daaa94f889f4b2c17c027e823d9be47ce39da1d3799886bbd51f0490452
 F src/walker.c 7c7ea0115345851c3da4e04e2e239a29983b61fb5b038b94eede6aba462640e2
-F src/where.c 0a6492afeb75f8d2a50e26b993eb78e9623b142e637cd3f2cdb85e896931d51d
+F src/where.c 0e7bf004a578eb70d54300503fdbcaaea857de6ba0204aae1adf572edb79c2c6
 F src/whereInt.h 82a13766f13d1a53b05387c2e60726289ef26404bc7b9b1f7770204d97357fb8
 F src/wherecode.c 5d77db30a2a3dd532492ae882de114edba2fae672622056b1c7fd61f5917a8f1
 F src/whereexpr.c dc5096eca5ed503999be3bdee8a90c51361289a678d396a220912e9cb73b3c00
@@ -2162,8 +2162,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 460353dfff8f2fb03f9c8666d0c367ec7be4cfa96dfcb0cea10f144d043223bb
-R f8da140c9660a1305ed16f2a20382e32
-U dan
-Z 434c4140de6f11763b5cde367e07b573
+P 01222d96b9ab24c7013a2587544304ba32c1f039b08c06a04d8d58ec9c790db0
+R 5e5b0ae5c12dce6d73ff009cddfe3c44
+U drh
+Z a8dd3bda9012a6e778f3b0295c3fea74
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-01222d96b9ab24c7013a2587544304ba32c1f039b08c06a04d8d58ec9c790db0
+b4790da5e0d6f0f617e6c3a17fc2606842e41cab14339392abd335410fec0aa3

src/pragma.c

@@ -2450,7 +2450,7 @@ void sqlite3Pragma(
         /* If table pTab has not been used in a way that would benefit from
         ** having analysis statistics during the current session, then skip it.
         ** This also has the effect of skipping virtual tables and views */
-        if( (pTab->tabFlags & TF_StatsUsed)==0 ) continue;
+        if( (pTab->tabFlags & TF_MaybeReanalyze)==0 ) continue;
 
         /* Reanalyze if the table is 25 times larger than the last analysis */
         szThreshold = pTab->nRowLogEst + 46; assert( sqlite3LogEst(25)==46 );

src/sqliteInt.h

@@ -2476,8 +2476,7 @@ struct Table {
 #define TF_HasStored      0x00000040 /* Has one or more STORED columns */
 #define TF_HasGenerated   0x00000060 /* Combo: HasVirtual + HasStored */
 #define TF_WithoutRowid   0x00000080 /* No rowid.  PRIMARY KEY is the key */
-#define TF_StatsUsed      0x00000100 /* Query planner decisions affected by
-                                     ** Index.aiRowLogEst[] values */
+#define TF_MaybeReanalyze 0x00000100 /* Maybe run ANALYZE on this table */
 #define TF_NoVisibleRowid 0x00000200 /* No user-visible "rowid" column */
 #define TF_OOOHidden      0x00000400 /* Out-of-Order hidden columns */
 #define TF_HasNotNull     0x00000800 /* Contains NOT NULL constraints */

src/where.c

@@ -3970,7 +3970,7 @@ static int whereLoopAddBtree(
       ** unique index is used (making the index functionally non-unique)
       ** then the sqlite_stat1 data becomes important for scoring the
       ** plan */
-      pTab->tabFlags |= TF_StatsUsed;
+      pTab->tabFlags |= TF_MaybeReanalyze;
     }
 #ifdef SQLITE_ENABLE_STAT4
     sqlite3Stat4ProbeFree(pBuilder->pRec);
@@ -5805,7 +5805,7 @@ static SQLITE_NOINLINE void whereCheckIfBloomFilterIsUseful(
     SrcItem *pItem = &pWInfo->pTabList->a[pLoop->iTab];
     Table *pTab = pItem->pTab;
     if( (pTab->tabFlags & TF_HasStat1)==0 ) break;
-    pTab->tabFlags |= TF_StatsUsed;
+    pTab->tabFlags |= TF_MaybeReanalyze;
     if( i>=1
      && (pLoop->wsFlags & reqFlags)==reqFlags
      /* vvvvvv--- Always the case if WHERE_COLUMN_EQ is defined */