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Overview
Comment:More test cases for OR-optimization covering indices.
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SHA1: e5c3190c27b69dc50f348c849a81b79031b2fb67
User & Date: drh 2012-08-24 17:52:54
Context
2012-08-24
18:44
Fix a problem to do with multi-or queries and automatic indexes. check-in: a3e26038 user: dan tags: multi-or-covering-index
17:52
More test cases for OR-optimization covering indices. check-in: e5c3190c user: drh tags: multi-or-covering-index
15:29
Additional test cases for OR-optimization with covering indices, including one test case that currently fails. check-in: d8b7ab37 user: drh tags: multi-or-covering-index
Changes
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Changes to test/whereD.test.

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set ::testprefix whereD

do_execsql_test 1.1 {
  CREATE TABLE t(i,j,k,m,n);
  CREATE INDEX ijk ON t(i,j,k);
  CREATE INDEX jmn ON t(j,m,n);

  INSERT INTO t VALUES(3, 3, 'three', 3, 3);
  INSERT INTO t VALUES(2, 2, 'two', 2, 2);
  INSERT INTO t VALUES(1, 1, 'one', 1, 1);
  INSERT INTO t VALUES(4, 4, 'four', 4, 4);
}

do_execsql_test 1.2 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
} {one two}
do_execsql_test 1.3 {









  SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.4 {



  SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2);
} {one two}
do_execsql_test 1.5 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3);
} {one two three}
do_execsql_test 1.6 {



  SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.7 {



  SELECT k FROM t WHERE (j=1 AND m=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.8 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND i=2) OR (i=3 AND j=3);
} {one two three}







do_execsql_test 2.0 {
  CREATE TABLE t1(a,b,c,d);
  CREATE INDEX t1b ON t1(b);
  CREATE INDEX t1c ON t1(c);
  CREATE INDEX t1d ON t1(d);
  CREATE TABLE t2(x,y);







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set ::testprefix whereD

do_execsql_test 1.1 {
  CREATE TABLE t(i,j,k,m,n);
  CREATE INDEX ijk ON t(i,j,k);
  CREATE INDEX jmn ON t(j,m,n);

  INSERT INTO t VALUES(3, 3, 'three', 3, 'tres');
  INSERT INTO t VALUES(2, 2, 'two', 2, 'dos');
  INSERT INTO t VALUES(1, 1, 'one', 1, 'uno');
  INSERT INTO t VALUES(4, 4, 'four', 4, 'cuatro');
}

do_execsql_test 1.2 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
} {one two}
do_execsql_test 1.3 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (+i=2 AND j=2);
} {one two}
do_execsql_test 1.4 {
  SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
} {uno dos}
do_execsql_test 1.5 {
  SELECT k, n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
} {one uno two dos}
do_execsql_test 1.6 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.7 {
  SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
} {uno dos tres}
do_execsql_test 1.8 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2);
} {one two}
do_execsql_test 1.9 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3);
} {one two three}
do_execsql_test 1.10 {
  SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3);
} {uno dos tres}
do_execsql_test 1.11 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.12 {
  SELECT n FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3);
} {uno dos tres}
do_execsql_test 1.13 {
  SELECT k FROM t WHERE (j=1 AND m=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.14 {
  SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND i=2) OR (i=3 AND j=3);
} {one two three}
do_execsql_test 1.15 {
  SELECT k FROM t WHERE (i=1 AND j=2) OR (i=2 AND j=1) OR (i=3 AND j=4);
} {}
do_execsql_test 1.16 {
  SELECT k FROM t WHERE (i=1 AND (j=1 or j=2)) OR (i=3 AND j=3);
} {one three}

do_execsql_test 2.0 {
  CREATE TABLE t1(a,b,c,d);
  CREATE INDEX t1b ON t1(b);
  CREATE INDEX t1c ON t1(c);
  CREATE INDEX t1d ON t1(d);
  CREATE TABLE t2(x,y);