Add the ".changes ON|OFF" command to the sqlite3.exe command-line shell, for

testing and verifying the sqlite3_changes() and
sqlite3_total_changes() interfaces.

FossilOrigin-Name: 9bbe1afc1521b111a0a93803b41ff04e0ee55630

diff --git a/manifest b/manifest
index 1054bbef334f1169a260eac2fda3e8df04fda7ff..3a0b27394c28ba9d773a8b041fdc6e238aece227 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Fix\sthe\sopenDirectory()\sroutine\sin\sthe\sunix\sVFS\sso\sthat\sit\sworks\sfor\sdatabases\nlocated\sin\sthe\sroot\sof\sthe\sfilesystem\sand\sfor\sdatabase\sfiles\sthat\shave\sno\npathname\sat\sall.
-D 2015-12-07T18:18:33.086
+C Add\sthe\s".changes\sON|OFF"\scommand\sto\sthe\ssqlite3.exe\scommand-line\sshell,\sfor\ntesting\sand\sverifying\sthe\ssqlite3_changes()\sand\nsqlite3_total_changes()\sinterfaces.
+D 2015-12-07T21:46:19.114
 F Makefile.in 28bcd6149e050dff35d4dcfd97e890cd387a499d
 F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
 F Makefile.msc e8fdca1cb89a1b58b5f4d3a130ea9a3d28cb314d
@@ -340,7 +340,7 @@ F src/random.c ba2679f80ec82c4190062d756f22d0c358180696
 F src/resolve.c a83b41104e6ff69855d03cd0aaa09e93927ec39f
 F src/rowset.c eccf6af6d620aaa4579bd3b72c1b6395d9e9fa1e
 F src/select.c f8fded11fc443a9f5a73cc5db069d06b34460e2f
-F src/shell.c 2796237990d42e6a5a7beafee65ef70cc8767d21
+F src/shell.c abbc74ea43dbf2f306ea18282d666683fb5efab2
 F src/sqlite.h.in 1248a78548024bdc8ef5893faa0ff9552b4cceb4
 F src/sqlite3.rc 992c9f5fb8285ae285d6be28240a7e8d3a7f2bad
 F src/sqlite3ext.h dfbe62ffd95b99afe2140d8c35b180d11924072d
@@ -1408,7 +1408,7 @@ F tool/vdbe_profile.tcl 246d0da094856d72d2c12efec03250d71639d19f
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 48bd54594752d5be3337f12c72f28d2080cb630b
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P a9e819082ba19e72db03bba37edfb7702ff489a5
-R 24074b14133d8cbad307bf1c20e69806
+P e7ae120d04cffafd9bc2b4ecd68571c17e05ed72
+R 73237b31faf24d2547a2561196384a88
 U drh
-Z bce64672fed9a01eb65d3786fa37a9f1
+Z 44232263f2d956132c0ce354e853bbb1

diff --git a/manifest.uuid b/manifest.uuid
index dc8c28b89e4bc65ed7bdc49268b85ec58e43b719..65f5be92c9611377204c6f63fd95df0877214bf1 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-e7ae120d04cffafd9bc2b4ecd68571c17e05ed72
\ No newline at end of file
+9bbe1afc1521b111a0a93803b41ff04e0ee55630
\ No newline at end of file

diff --git a/src/shell.c b/src/shell.c
index bcad59e806c779c8733533fff9547c20e3fc7ce7..ff1336a4b764426e29248573c44a3e9ac9467069 100644 (file)
--- a/src/shell.c
+++ b/src/shell.c
@@ -525,6 +525,7 @@ struct ShellState {
   int autoEQP;           /* Run EXPLAIN QUERY PLAN prior to seach SQL stmt */
   int statsOn;           /* True to display memory stats before each finalize */
   int scanstatsOn;       /* True to display scan stats before each finalize */
+  int countChanges;      /* True to display change counts */
   int backslashOn;       /* Resolve C-style \x escapes in SQL input text */
   int outCount;          /* Revert to stdout when reaching zero */
   int cnt;               /* Number of records displayed so far */
@@ -1785,6 +1786,7 @@ static char zHelp[] =
   ".backup ?DB? FILE      Backup DB (default \"main\") to FILE\n"
   ".bail on|off           Stop after hitting an error.  Default OFF\n"
   ".binary on|off         Turn binary output on or off.  Default OFF\n"
+  ".changes on|off        Show number of rows changed by SQL\n"
   ".clone NEWDB           Clone data into NEWDB from the existing database\n"
   ".databases             List names and files of attached databases\n"
   ".dbinfo ?DB?           Show status information about the database\n"
@@ -2757,6 +2759,15 @@ static int do_meta_command(char *zLine, ShellState *p){
     test_breakpoint();
   }else
 
+  if( c=='c' && n>=3 && strncmp(azArg[0], "changes", n)==0 ){
+    if( nArg==2 ){
+      p->countChanges = booleanValue(azArg[1]);
+    }else{
+      fprintf(stderr, "Usage: .changes on|off\n");
+      rc = 1;
+    }
+  }else
+
   if( c=='c' && strncmp(azArg[0], "clone", n)==0 ){
     if( nArg==2 ){
       tryToClone(p, azArg[1]);
@@ -4286,6 +4297,9 @@ static int process_input(ShellState *p, FILE *in){
           fprintf(stderr, "%s %s\n", zPrefix, sqlite3_errmsg(p->db));
         }
         errCnt++;
+      }else if( p->countChanges ){
+        fprintf(p->out, "changes: %3d   total_changes: %d\n",
+                sqlite3_changes(p->db), sqlite3_total_changes(p->db));
       }
       nSql = 0;
       if( p->outCount ){