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Overview
Comment:Make the SQLITE_DBCONFIG_STMT_SCANSTATUS option on by default in the CLI.
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SHA3-256: 5a09191186bc03b374e0c0d029e1a15208c6b845bc2f5f5f9f6a8a882809d9f3
User & Date: dan 2023-03-03 21:17:12
Original Comment: Make the SQLITE_DBCONFIG_STMT_SCANSTATUS option on by default.
Context
2023-03-04
12:57
Show the output value from OP_AggFinal when doing byte-code tracing. (check-in: 35f10a06 user: drh tags: trunk)
2023-03-03
21:17
Make the SQLITE_DBCONFIG_STMT_SCANSTATUS option on by default in the CLI. (check-in: 5a091911 user: dan tags: trunk)
19:56
Fix a vdbe-coverage macro added by [f418bdd627e84e7d]. (check-in: 77f559d2 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to ext/rtree/rtree6.test.
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}

do_eqp_test rtree6.2.4.1 {
  SELECT * FROM t1,t2 WHERE v=+ii and x1<10 and x2>10
} {
  QUERY PLAN
  |--SCAN t1 VIRTUAL TABLE INDEX 2:C0E1

  `--SEARCH t2 USING AUTOMATIC COVERING INDEX (v=?)
}
do_eqp_test rtree6.2.4.2 {
  SELECT * FROM t1,t2 WHERE v=10 and x1<10 and x2>10
} {
  QUERY PLAN
  |--SCAN t1 VIRTUAL TABLE INDEX 2:C0E1

  `--SEARCH t2 USING AUTOMATIC PARTIAL COVERING INDEX (v=?)
}

do_eqp_test rtree6.2.5 {
  SELECT * FROM t1,t2 WHERE k=ii AND x1<v
} {
  QUERY PLAN








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}

do_eqp_test rtree6.2.4.1 {
  SELECT * FROM t1,t2 WHERE v=+ii and x1<10 and x2>10
} {
  QUERY PLAN
  |--SCAN t1 VIRTUAL TABLE INDEX 2:C0E1
  |--BLOOM FILTER ON t2 (v=?)
  `--SEARCH t2 USING AUTOMATIC COVERING INDEX (v=?)
}
do_eqp_test rtree6.2.4.2 {
  SELECT * FROM t1,t2 WHERE v=10 and x1<10 and x2>10
} {
  QUERY PLAN
  |--SCAN t1 VIRTUAL TABLE INDEX 2:C0E1
  |--BLOOM FILTER ON t2 (v=?)
  `--SEARCH t2 USING AUTOMATIC PARTIAL COVERING INDEX (v=?)
}

do_eqp_test rtree6.2.5 {
  SELECT * FROM t1,t2 WHERE k=ii AND x1<v
} {
  QUERY PLAN
︙︙
Changes to src/main.c.
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                 | SQLITE_EnableQPSG
#endif
#if defined(SQLITE_DEFAULT_DEFENSIVE)
                 | SQLITE_Defensive
#endif
#if defined(SQLITE_DEFAULT_LEGACY_ALTER_TABLE)
                 | SQLITE_LegacyAlter



#endif
      ;
  sqlite3HashInit(&db->aCollSeq);
#ifndef SQLITE_OMIT_VIRTUALTABLE
  sqlite3HashInit(&db->aModule);
#endif









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>








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                 | SQLITE_EnableQPSG
#endif
#if defined(SQLITE_DEFAULT_DEFENSIVE)
                 | SQLITE_Defensive
#endif
#if defined(SQLITE_DEFAULT_LEGACY_ALTER_TABLE)
                 | SQLITE_LegacyAlter
#endif
#if defined(SQLITE_ENABLE_STMT_SCANSTATUS)
                 | SQLITE_StmtScanStatus
#endif
      ;
  sqlite3HashInit(&db->aCollSeq);
#ifndef SQLITE_OMIT_VIRTUALTABLE
  sqlite3HashInit(&db->aModule);
#endif
︙︙
Changes to src/shell.c.in.
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          zDbFilename, sqlite3_errmsg(p->db));
      if( openFlags & OPEN_DB_KEEPALIVE ){
        sqlite3_open(":memory:", &p->db);
        return;
      }
      exit(1);
    }


#ifndef SQLITE_OMIT_LOAD_EXTENSION
    sqlite3_enable_load_extension(p->db, 1);
#endif
    sqlite3_shathree_init(p->db, 0, 0);
    sqlite3_uint_init(p->db, 0, 0);
    sqlite3_decimal_init(p->db, 0, 0);








>








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          zDbFilename, sqlite3_errmsg(p->db));
      if( openFlags & OPEN_DB_KEEPALIVE ){
        sqlite3_open(":memory:", &p->db);
        return;
      }
      exit(1);
    }
    sqlite3_db_config(p->db, SQLITE_DBCONFIG_STMT_SCANSTATUS, (int)0, (int*)0);

#ifndef SQLITE_OMIT_LOAD_EXTENSION
    sqlite3_enable_load_extension(p->db, 1);
#endif
    sqlite3_shathree_init(p->db, 0, 0);
    sqlite3_uint_init(p->db, 0, 0);
    sqlite3_decimal_init(p->db, 0, 0);
︙︙
Changes to src/sqlite.h.in.
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** [[SQLITE_DBCONFIG_STMT_SCANSTATUS]]
** <dt>SQLITE_DBCONFIG_STMT_SCANSTATUS</td>
** <dd>The SQLITE_DBCONFIG_STMT_SCANSTATUS option is only useful in
** SQLITE_ENABLE_STMT_SCANSTATUS builds. In this case, it sets or clears
** a flag that enables collection of the sqlite3_stmt_scanstatus_v2()
** statistics. For statistics to be collected, the flag must be set on
** the database handle both when the SQL statement is prepared and when it 
** is stepped. The flag is clear (collection of statistics is disabled)
** by default.
** </dl>
*/
#define SQLITE_DBCONFIG_MAINDBNAME            1000 /* const char* */
#define SQLITE_DBCONFIG_LOOKASIDE             1001 /* void* int int */
#define SQLITE_DBCONFIG_ENABLE_FKEY           1002 /* int int* */
#define SQLITE_DBCONFIG_ENABLE_TRIGGER        1003 /* int int* */








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** [[SQLITE_DBCONFIG_STMT_SCANSTATUS]]
** <dt>SQLITE_DBCONFIG_STMT_SCANSTATUS</td>
** <dd>The SQLITE_DBCONFIG_STMT_SCANSTATUS option is only useful in
** SQLITE_ENABLE_STMT_SCANSTATUS builds. In this case, it sets or clears
** a flag that enables collection of the sqlite3_stmt_scanstatus_v2()
** statistics. For statistics to be collected, the flag must be set on
** the database handle both when the SQL statement is prepared and when it 
** is stepped. The flag is set (collection of statistics is enabled)
** by default.
** </dl>
*/
#define SQLITE_DBCONFIG_MAINDBNAME            1000 /* const char* */
#define SQLITE_DBCONFIG_LOOKASIDE             1001 /* void* int int */
#define SQLITE_DBCONFIG_ENABLE_FKEY           1002 /* int int* */
#define SQLITE_DBCONFIG_ENABLE_TRIGGER        1003 /* int int* */
︙︙
Changes to test/fts3join.test.
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  ) AS rr ON t4.rowid=rr.docid 
  WHERE t4.y = ?;
} {
  QUERY PLAN
  |--MATERIALIZE rr
  |  `--SCAN ft4 VIRTUAL TABLE INDEX 3:
  |--SCAN t4

  `--SEARCH rr USING AUTOMATIC COVERING INDEX (docid=?) LEFT-JOIN
}

finish_test








>





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  ) AS rr ON t4.rowid=rr.docid 
  WHERE t4.y = ?;
} {
  QUERY PLAN
  |--MATERIALIZE rr
  |  `--SCAN ft4 VIRTUAL TABLE INDEX 3:
  |--SCAN t4
  |--BLOOM FILTER ON rr (docid=?)
  `--SEARCH rr USING AUTOMATIC COVERING INDEX (docid=?) LEFT-JOIN
}

finish_test
Changes to test/scanstatus.test.
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    }
    incr idx
  }

  uplevel [list do_test $tn [list set {} $ret] [list {*}$res]]
}

do_execsql_test 1.0a { SELECT count(*) FROM t1, t2; } 6
do_scanstatus_test 1.0b { }

sqlite3_db_config db STMT_SCANSTATUS 1

do_execsql_test 1.1 { SELECT count(*) FROM t1, t2; } 6
do_scanstatus_test 1.2 {
  nLoop 1 nVisit 2 nEst 1048576.0 zName t1 zExplain {SCAN t1}
  nLoop 2 nVisit 6 nEst 1048576.0 zName t2 zExplain {SCAN t2}
}









do_execsql_test 1.3 {
  ANALYZE;
  SELECT count(*) FROM t1, t2;
} 6
do_scanstatus_test 1.4 {
  nLoop 1 nVisit 2 nEst 2.0 zName t1 zExplain {SCAN t1}








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    }
    incr idx
  }

  uplevel [list do_test $tn [list set {} $ret] [list {*}$res]]
}

do_execsql_test 1.1a { SELECT count(*) FROM t1, t2; } 6
do_scanstatus_test 1.1b { 





  nLoop 1 nVisit 2 nEst 1048576.0 zName t1 zExplain {SCAN t1}
  nLoop 2 nVisit 6 nEst 1048576.0 zName t2 zExplain {SCAN t2}
}

sqlite3_db_config db STMT_SCANSTATUS 0

do_execsql_test 1.2a { SELECT count(*) FROM t1, t2; } 6
do_scanstatus_test 1.2b { 
}

sqlite3_db_config db STMT_SCANSTATUS 1

do_execsql_test 1.3 {
  ANALYZE;
  SELECT count(*) FROM t1, t2;
} 6
do_scanstatus_test 1.4 {
  nLoop 1 nVisit 2 nEst 2.0 zName t1 zExplain {SCAN t1}
︙︙