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Overview
Comment:Add tests for sort-by-index cases that use IN() and non-default NULL handling.
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Timelines: family | ancestors | descendants | both | nulls-last
Files: files | file ages | folders
SHA3-256: 09d660ecde723fb30f3bb3684bbb7f95825d78da6a6f33ddf57846054cd563e0
User & Date: dan 2019-08-20 17:51:13
Context
2019-08-20
20:09
Further tests for the special null-handling on this branch. check-in: 0dbbb51f user: dan tags: nulls-last
17:51
Add tests for sort-by-index cases that use IN() and non-default NULL handling. check-in: 09d660ec user: dan tags: nulls-last
15:47
Do not pass ORDER BY clauses with non-standard NULL handling to virtual table implementations. check-in: a9a82ee8 user: dan tags: nulls-last
Changes
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Changes to test/nulls1.test.

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}

#-------------------------------------------------------------------------

ifcapable vtab {
  register_echo_module db
  do_execsql_test 4.0 {
    CREATE TABLE tx(a INTEGER PRIMARY KEY, b, c);
    CREATE INDEX i1 ON tx(b);
    INSERT INTO tx VALUES(1, 1, 1);
    INSERT INTO tx VALUES(2, NULL, 2);
................................................................................
  do_execsql_test 4.3 {
    SELECT * FROM tx ORDER BY b NULLS LAST;
  } {1 1 1  3 3 3  5 5 5  2 {} 2  4 {} 4}
  do_execsql_test 4.4 {
    SELECT * FROM te ORDER BY b NULLS LAST;
  } {1 1 1  3 3 3  5 5 5  2 {} 2  4 {} 4}
}






















































finish_test









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} {
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}

#-------------------------------------------------------------------------
#
ifcapable vtab {
  register_echo_module db
  do_execsql_test 4.0 {
    CREATE TABLE tx(a INTEGER PRIMARY KEY, b, c);
    CREATE INDEX i1 ON tx(b);
    INSERT INTO tx VALUES(1, 1, 1);
    INSERT INTO tx VALUES(2, NULL, 2);
................................................................................
  do_execsql_test 4.3 {
    SELECT * FROM tx ORDER BY b NULLS LAST;
  } {1 1 1  3 3 3  5 5 5  2 {} 2  4 {} 4}
  do_execsql_test 4.4 {
    SELECT * FROM te ORDER BY b NULLS LAST;
  } {1 1 1  3 3 3  5 5 5  2 {} 2  4 {} 4}
}

#-------------------------------------------------------------------------
#
do_execsql_test 5.0 {
  CREATE TABLE t4(a, b, c);
  INSERT INTO t4 VALUES(1, 1, 11);
  INSERT INTO t4 VALUES(1, 2, 12);
  INSERT INTO t4 VALUES(1, NULL, 1);

  INSERT INTO t4 VALUES(2, NULL, 1);
  INSERT INTO t4 VALUES(2, 2, 12);
  INSERT INTO t4 VALUES(2, 1, 11);

  INSERT INTO t4 VALUES(3, NULL, 1);
  INSERT INTO t4 VALUES(3, 2, 12);
  INSERT INTO t4 VALUES(3, NULL, 3);
}

do_execsql_test 5.1 {
  SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a, b NULLS LAST
} {
  1 1 11   1 2 12   1 {} 1   
  2 1 11   2 2 12   2 {} 1 
  3 2 12   3 {} 1   3 {} 3
}
do_execsql_test 5.2 {
  CREATE INDEX t4ab ON t4(a, b);
  SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a, b NULLS LAST
} {
  1 1 11   1 2 12   1 {} 1   
  2 1 11   2 2 12   2 {} 1 
  3 2 12   3 {} 1   3 {} 3
}
do_eqp_test 5.3 {
  SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a, b NULLS LAST
} {
  QUERY PLAN
  `--SEARCH TABLE t4 USING INDEX t4ab (a=?)
}

do_execsql_test 5.4 {
  SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a DESC, b DESC NULLS FIRST
} {
  3 {} 3   3 {} 1   3 2 12   
  2 {} 1   2 2 12   2 1 11   
  1 {} 1   1 2 12   1 1 11   
}
do_eqp_test 5.5 {
  SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a DESC, b DESC NULLS FIRST
} {
  QUERY PLAN
  `--SEARCH TABLE t4 USING INDEX t4ab (a=?)
}

finish_test