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Add the .dbstat command to the CLI.

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FossilOrigin-Name: fdba76df2b3a5b4d56ba79f80fd8b16d5faebca1fb07a266262be2ea635e6f94
This commit is contained in:
drh
2026-04-15 11:41:50 +00:00
parent 9efde40a5d
commit c8d866294b
4 changed files with 64 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files
ext/misc/analyze.c
+11 -6
View File
@@ -172,8 +172,11 @@ static int analysisSqlInt(
}else if( rc==SQLITE_DONE ){
rc = SQLITE_OK;
}else{
analysisError(p, "SQL run-time error: %s\nOriginal SQL: %s",
sqlite3_errmsg(p->db), sqlite3_sql(pStmt));
if( p->db ){
/* p->db is NULL if there was some prior error */
analysisError(p, "SQL run-time error: %s\nOriginal SQL: %s",
sqlite3_errmsg(p->db), sqlite3_sql(pStmt));
}
analysisReset(p);
}
sqlite3_finalize(pStmt);
@@ -365,7 +368,7 @@ static int analysisSubreport(
analysisLine(p, "B-tree depth", "%lld\n", depth);
if( int_cell>1 ){
analysisLine(p, "Average fanout", "%.1f\n",
(double)(int_cell+1)/(double)int_pages);
(double)(int_cell+int_pages)/(double)int_pages);
}
}
if( nentry>0 ){
@@ -436,6 +439,7 @@ static void analyzeFunc(
s.zSchema = "main";
}else if( sqlite3_strlike("temp",s.zSchema,0)==0 ){
/* Attempt to analyze "temp" returns NULL */
analysisReset(&s);
return;
}
i64 = 0;
@@ -443,6 +447,7 @@ static void analyzeFunc(
" WHERE name=%Q COLLATE nocase",s.zSchema);
if( rc || i64==0 ){
/* Return NULL the named schema does not exist */
analysisReset(&s);
return;
}
sqlite3_randomness(sizeof(r), &r);
@@ -665,8 +670,8 @@ static void analyzeFunc(
while( (rc = sqlite3_step(pStmt))==SQLITE_ROW ){
const char *zUpper = (const char*)sqlite3_column_text(pStmt, 0);
const char *zName = (const char*)sqlite3_column_text(pStmt, 1);
int nIndex = sqlite3_column_int(pStmt, 2);
if( nIndex==0 ){
int nSubIndex = sqlite3_column_int(pStmt, 2);
if( nSubIndex==0 ){
char *zTitle = sqlite3_mprintf("Table %s", zUpper);
char *zWhere = sqlite3_mprintf("name=%Q", zName);
rc = analysisSubreport(&s, zTitle, zWhere, pgsz, nPage);
@@ -687,7 +692,7 @@ static void analyzeFunc(
sqlite3_free(zTitle);
sqlite3_free(zWhere);
if( rc ) break;
if( nIndex>1 ){
if( nSubIndex>1 ){
zTitle = sqlite3_mprintf("All indexes of table %s", zUpper);
zWhere = sqlite3_mprintf("tblname=%Q AND is_index", zName);
rc = analysisSubreport(&s, zTitle, zWhere, pgsz, nPage);
manifest
+7 -7
View File
@@ -1,5 +1,5 @@
C Compute\sthe\saverage\sfanout\sfor\sb-trees\sof\sdepth\s2\sor\smore.
D 2026-04-15T10:49:14.796
C Add\sthe\s.dbstat\scommand\sto\sthe\sCLI.
D 2026-04-15T11:41:50.450
F .fossil-settings/binary-glob 61195414528fb3ea9693577e1980230d78a1f8b0a54c78cf1b9b24d0a409ed6a x
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
@@ -358,7 +358,7 @@ F ext/jni/src/tests/000-001-ignored.test e17e874c6ab3c437f1293d88093cf06286083b6
F ext/jni/src/tests/900-001-fts.test bf0ce17a8d082773450e91f2388f5bbb2dfa316d0b676c313c637a91198090f0
F ext/misc/README.md 6243cdc4d7eb791c41ef0716f3980b8b5f6aa8c61ff76a3958cbf0031c6ebfa7
F ext/misc/amatch.c 8d237cc014b3736922c26a76a451050d244aa4980c47c531f368f817b1e77b49
F ext/misc/analyze.c b4796025ba05b31d55150b735aaffcf1f1138ed112243b3d18884a31d049a7d1
F ext/misc/analyze.c c329e7fdd23caebbe5362b25a416a7fda7e1524ddba03be12f1d2e4a903caa02
F ext/misc/anycollseq.c 5ffdfde9829eeac52219136ad6aa7cd9a4edb3b15f4f2532de52f4a22525eddb
F ext/misc/appendvfs.c 9642c7a194a2a25dca7ad3e36af24a0a46d7702168c4ad7e59c9f9b0e16a3824
F ext/misc/base64.c 1445761667c16356e827fc6418294c869468be934429aaa8315035e76dd58acf
@@ -736,7 +736,7 @@ F src/random.c 606b00941a1d7dd09c381d3279a058d771f406c5213c9932bbd93d5587be4b9c
F src/resolve.c 928ff887f2a7c64275182060d94d06fdddbe32226c569781cf7e7edc6f58d7fd
F src/rowset.c 8432130e6c344b3401a8874c3cb49fefe6873fec593294de077afea2dce5ec97
F src/select.c ffe199f025a0dd74670d2a77232bdea364a4d7b36f32c64a6572d39ba6a11576
F src/shell.c.in ed8e5819501faf4c390bb3db13931d3d75b8bff3deb31c952bbba14f4dbe4b16
F src/shell.c.in e7be8a3828a04287f837b4d5c1204e0dae738b5d387abfb82a6e94c88c4b2981
F src/sqlite.h.in 39d2e09114d2bdb7afd998f4a469c8f8cd065f8093835a7d0422f260fc78fb4f
F src/sqlite3.rc 015537e6ac1eec6c7050e17b616c2ffe6f70fca241835a84a4f0d5937383c479
F src/sqlite3ext.h 9788c301f95370fa30e808861f1d2e6f022a816ddbe2a4f67486784c1b31db2e
@@ -2199,8 +2199,8 @@ F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee
F tool/warnings.sh a554d13f6e5cf3760f041b87939e3d616ec6961859c3245e8ef701d1eafc2ca2
F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
F tool/winmain.c 00c8fb88e365c9017db14c73d3c78af62194d9644feaf60e220ab0f411f3604c
P 953969c88149ea2f589942b98a0a96d907956319e5aa09e2d5a3ae76d3e7d70a
R 5d654c3affeea1d5147e00173ff491e0
P 2f8598bb09f32100f22dd1d9465f3fa0f7f8d81f5d67c34de9919708345f090b
R 471b533e81c36baf308cf822e0d8f494
U drh
Z a1e7f4cc02c6ed8230a8c2c2df43d5f3
Z 707bbe98ff3922436fb3c9c945220a8b
# Remove this line to create a well-formed Fossil manifest.
manifest.uuid
+1 -1
View File
@@ -1 +1 @@
2f8598bb09f32100f22dd1d9465f3fa0f7f8d81f5d67c34de9919708345f090b
fdba76df2b3a5b4d56ba79f80fd8b16d5faebca1fb07a266262be2ea635e6f94
src/shell.c.in
+45 -10
View File
@@ -299,6 +299,7 @@ INCLUDE ../ext/intck/sqlite3intck.h
INCLUDE ../ext/intck/sqlite3intck.c
INCLUDE ../ext/misc/stmtrand.c
INCLUDE ../ext/misc/vfstrace.c
INCLUDE ../ext/misc/analyze.c
#if !defined(SQLITE_OMIT_VIRTUALTABLE) && defined(SQLITE_ENABLE_DBPAGE_VTAB)
#define SQLITE_SHELL_HAVE_RECOVER 1
@@ -3955,6 +3956,7 @@ static const char *(azHelp[]) = {
#if SQLITE_SHELL_HAVE_RECOVER
".dbinfo ?DB? Show status information about the database",
#endif
".dbstat ?SCHEMA? Report database space and size stats",
".dbtotxt Hex dump of the database file",
".dump ?OBJECTS? Render database content as SQL",
" Options:",
@@ -4778,6 +4780,7 @@ static void open_db(ShellState *p, int openFlags){
sqlite3_regexp_init(p->db, 0, 0);
sqlite3_ieee_init(p->db, 0, 0);
sqlite3_series_init(p->db, 0, 0);
sqlite3_analyze_init(p->db, 0, 0);
#ifndef SQLITE_SHELL_FIDDLE
sqlite3_fileio_init(p->db, 0, 0);
sqlite3_completion_init(p->db, 0, 0);
@@ -9571,13 +9574,43 @@ static int do_meta_command(const char *zLine, ShellState *p){
if( c=='d' && n>=3 && cli_strncmp(azArg[0], "dbinfo", n)==0 ){
rc = shell_dbinfo_command(p, nArg, azArg);
}else
if( c=='r' && cli_strncmp(azArg[0], "recover", n)==0 ){
open_db(p, 0);
rc = recoverDatabaseCmd(p, nArg, azArg);
}else
#endif /* SQLITE_SHELL_HAVE_RECOVER */
if( c=='d' && n==6 && cli_strncmp(azArg[0], "dbstat", n)==0 ){
const char *zSchema = 0;
int ii;
char *zSql;
for(ii=1; ii<nArg; ii++){
const char *z = azArg[ii];
if( z[0]=='-' ){
dotCmdError(p, ii, "unknown option", 0);
rc = 1;
goto meta_command_exit;
}
if( zSchema ){
dotCmdError(p, ii, "unknown argument", 0);
rc = 1;
goto meta_command_exit;
}
zSchema = z;
}
zSql = sqlite3_mprintf("SELECT analyze(%Q)", zSchema);
shell_check_oom(zSql);
modePush(p);
modeChange(p, MODE_BATCH);
p->mode.spec.nLineLimit = 0;
p->mode.spec.nCharLimit = 0;
p->mode.spec.nTitleLimit = 0;
shell_exec(p, zSql, 0);
modePop(p);
sqlite3_free(zSql);
}else
if( c=='d' && n>=3 && cli_strncmp(azArg[0], "dbtotxt", n)==0 ){
open_db(p, 0);
rc = shell_dbtotxt_command(p, nArg, azArg);
}else
if( c=='d' && cli_strncmp(azArg[0], "dump", n)==0 ){
char *zLike = 0;
char *zSql;
@@ -9708,11 +9741,6 @@ static int do_meta_command(const char *zLine, ShellState *p){
}
}else
if( c=='d' && n>=3 && cli_strncmp(azArg[0], "dbtotxt", n)==0 ){
open_db(p, 0);
rc = shell_dbtotxt_command(p, nArg, azArg);
}else
if( c=='e' && cli_strncmp(azArg[0], "eqp", n)==0 ){
if( nArg==2 ){
if( p->mode.autoEQPtrace ){
@@ -10765,6 +10793,13 @@ static int do_meta_command(const char *zLine, ShellState *p){
}else
#endif /* !defined(SQLITE_SHELL_FIDDLE) */
#if SQLITE_SHELL_HAVE_RECOVER
if( c=='r' && cli_strncmp(azArg[0], "recover", n)==0 ){
open_db(p, 0);
rc = recoverDatabaseCmd(p, nArg, azArg);
}else
#endif /* SQLITE_SHELL_HAVE_RECOVER */
#ifndef SQLITE_SHELL_FIDDLE
if( c=='r' && n>=3 && cli_strncmp(azArg[0], "restore", n)==0 ){
const char *zSrcFile;