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Overview
Comment:Add a test for the problem fixed by [91733bc485].
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SHA1: 5c591104813a7e55e59f4f557cbb3e500fa817c2
User & Date: dan 2013-08-16 17:46:49
Context
2013-08-17
18:57
Adjustments to #ifdefs in analyze.c to all a clean compile with no extra code with both ENABLE_STAT3 and ENABLE_STAT4 and with neither. Closed-Leaf check-in: f86b75b6 user: drh tags: sqlite_stat4
2013-08-16
17:46
Add a test for the problem fixed by [91733bc485]. check-in: 5c591104 user: dan tags: sqlite_stat4
17:18
In sqlite3Stat4ProbeSetValue() change a local variable name iVar to iBindVar to avoid confusion with iVal, and fix a place where the name was actually confused. check-in: 91733bc4 user: drh tags: sqlite_stat4
Changes
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Changes to test/analyze9.test.

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  CREATE INDEX i1 ON t1(x);
  INSERT INTO t1 VALUES('1');
  INSERT INTO t1 VALUES('2');
  INSERT INTO t1 VALUES('3');
  INSERT INTO t1 VALUES('4');
  ANALYZE;
}

breakpoint
do_execsql_test 8.2 {
  SELECT * FROM t1 WHERE x = 3;
} {3}









































finish_test








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  CREATE INDEX i1 ON t1(x);
  INSERT INTO t1 VALUES('1');
  INSERT INTO t1 VALUES('2');
  INSERT INTO t1 VALUES('3');
  INSERT INTO t1 VALUES('4');
  ANALYZE;
}


do_execsql_test 8.2 {
  SELECT * FROM t1 WHERE x = 3;
} {3}

#-------------------------------------------------------------------------
# Check that the bug fixed by [91733bc485] really is fixed.
#
reset_db
do_execsql_test 9.1 {
  CREATE TABLE t1(a, b, c, d, e);
  CREATE INDEX i1 ON t1(a, b, c, d);
  CREATE INDEX i2 ON t1(e);
}
do_test 9.2 {
  execsql BEGIN;
  for {set i 0} {$i < 100} {incr i} {
    execsql "INSERT INTO t1 VALUES('x', 'y', 'z', $i, [expr $i/2])"
  }
  for {set i 0} {$i < 20} {incr i} {
    execsql "INSERT INTO t1 VALUES('x', 'y', 'z', 101, $i)"
  }
  for {set i 102} {$i < 200} {incr i} {
    execsql "INSERT INTO t1 VALUES('x', 'y', 'z', $i, [expr $i/2])"
  }
  execsql COMMIT
  execsql ANALYZE
} {}

do_eqp_test 9.3.1 {
  SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=101 AND e=5;
} {/t1 USING INDEX i2/}
do_eqp_test 9.3.2 {
  SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=99 AND e=5;
} {/t1 USING INDEX i1/}

set value_d [expr 101]
do_eqp_test 9.4.1 {
  SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=$value_d AND e=5
} {/t1 USING INDEX i2/}
set value_d [expr 99]
do_eqp_test 9.4.2 {
  SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=$value_d AND e=5
} {/t1 USING INDEX i1/}

finish_test