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Comment:Additional automatic index tests.
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SHA1:99d8e325e9eb8905631b06676206e6412f386d08
User & Date: drh 2010-04-08 16:30:39
Context
2010-04-08
17:28
Fix code coverage problems in where.c. check-in: b04a5282 user: drh tags: trunk
16:30
Additional automatic index tests. check-in: 99d8e325 user: drh tags: trunk
15:01
New test cases for automatic indices. New testcase() macros associated with column-used bitmasks. check-in: e1aa48ac user: drh tags: trunk
Changes
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Changes to test/autoindex1.test.

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    db eval {UPDATE t2 SET d=d+1}
  }
  set r
} {11 911 22 922 33 933 44 944 55 955 66 966 77 977 88 988}
do_test autoindex1-310 {
  db eval {SELECT d FROM t2 ORDER BY d}
} {919 930 941 952 963 974 985 996}


































finish_test








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    db eval {UPDATE t2 SET d=d+1}
  }
  set r
} {11 911 22 922 33 933 44 944 55 955 66 966 77 977 88 988}
do_test autoindex1-310 {
  db eval {SELECT d FROM t2 ORDER BY d}
} {919 930 941 952 963 974 985 996}

# The next test does a 10-way join on unindexed tables.  Without
# automatic indices, the join will take a long time to complete.
# With automatic indices, it should only take about a second.
#
do_test autoindex1-400 {
  db eval {
    CREATE TABLE t4(a, b);
    INSERT INTO t4 VALUES(1,2);
    INSERT INTO t4 VALUES(2,3);
  }
  for {set n 2} {$n<4096} {set n [expr {$n+$n}]} {
    db eval {INSERT INTO t4 SELECT a+$n, b+$n FROM t4}
  }
  db eval {
    SELECT count(*) FROM t4;
  }
} {4096}
do_test autoindex1-401 {
  db eval {
    SELECT count(*)
      FROM t4 AS x1
      JOIN t4 AS x2 ON x2.a=x1.b
      JOIN t4 AS x3 ON x3.a=x2.b
      JOIN t4 AS x4 ON x4.a=x3.b
      JOIN t4 AS x5 ON x5.a=x4.b
      JOIN t4 AS x6 ON x6.a=x5.b
      JOIN t4 AS x7 ON x7.a=x6.b
      JOIN t4 AS x8 ON x8.a=x7.b
      JOIN t4 AS x9 ON x9.a=x8.b
      JOIN t4 AS x10 ON x10.a=x9.b;
  }
} {4087}

finish_test