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Overview
| Comment: | Add tests to check that affinities work with != operators on virtual table column values. No changes to code. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | vtab-extra-ops |
| Files: | files | file ages | folders |
| SHA3-256: |
8d24e0803d180448e637e33030a4ebf2 |
| User & Date: | dan 2017-09-11 08:53:54.105 |
Context
|
2017-09-11
| ||
| 18:37 | Minor adjustments to indentation and spacing for clarity. No changes to code. (check-in: d3153abda6 user: drh tags: vtab-extra-ops) | |
| 08:53 | Add tests to check that affinities work with != operators on virtual table column values. No changes to code. (check-in: 8d24e0803d user: dan tags: vtab-extra-ops) | |
|
2017-09-09
| ||
| 19:41 | Enhance the vtab interface to handle IS, !=, IS NOT, IS NULL and IS NOT NULL constraints. (check-in: 34c8e95261 user: dan tags: vtab-extra-ops) | |
Changes
Changes to test/bestindex5.test.
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"WHERE a IS '1' AND b IS '2'"
1 2 3.0
}
do_vtab_query_test 1.7.2 { SELECT * FROM t1 WHERE (5, 4) IS (b, a) } {
{WHERE b IS '5' AND a IS '4'}
4 5 6.0
}
#---------------------------------------------------------------------
do_execsql_test 2.0.0 {
DELETE FROM t1x;
INSERT INTO t1x VALUES('a', 'b', 'c');
}
do_execsql_test 2.0.1 { SELECT * FROM t1 } {a b c}
do_execsql_test 2.0.2 { SELECT * FROM t1 WHERE (a, b) != ('a', 'b'); } {}
do_execsql_test 2.1.0 {
DELETE FROM t1x;
INSERT INTO t1x VALUES(7, 8, 9);
}
do_execsql_test 2.1.1 { SELECT * FROM t1 } {7 8 9.0}
do_execsql_test 2.1.2 { SELECT * FROM t1 WHERE (a, b) != (7, '8') } {}
do_execsql_test 2.1.3 { SELECT * FROM t1 WHERE a!=7 OR b!='8' }
do_execsql_test 2.1.4 { SELECT * FROM t1 WHERE a!=7 OR b!='8' }
do_execsql_test 2.2.1 {
CREATE TABLE t3(a INTEGER, b TEXT);
INSERT INTO t3 VALUES(45, 46);
}
do_execsql_test 2.2.2 { SELECT * FROM t3 WHERE (a, b) != (45, 46); }
do_execsql_test 2.2.3 { SELECT * FROM t3 WHERE (a, b) != ('45', '46'); }
do_execsql_test 2.2.4 { SELECT * FROM t3 WHERE (a, b) == (45, 46); } {45 46}
do_execsql_test 2.2.5 { SELECT * FROM t3 WHERE (a, b) == ('45', '46'); } {45 46}
#---------------------------------------------------------------------
# Test the != operator on a virtual table with column affinities.
#
proc vtab_simple_integer {method args} {
switch -- $method {
xConnect {
return "CREATE TABLE t4(x INTEGER)"
}
xBestIndex {
return [list cost 999999.0]
}
xFilter {
return [list sql "SELECT rowid, * FROM t4x"]
}
}
return ""
}
do_execsql_test 3.0 {
CREATE TABLE t4x(a INTEGER);
INSERT INTO t4x VALUES(245);
CREATE VIRTUAL TABLE t4 USING tcl('vtab_simple_integer');
}
do_execsql_test 3.1 { SELECT rowid, * FROM t4 WHERE x=245; } {1 245}
do_execsql_test 3.2 { SELECT rowid, * FROM t4 WHERE x='245'; } {1 245}
do_execsql_test 3.3 { SELECT rowid, * FROM t4 WHERE x!=245; } {}
do_execsql_test 3.4 { SELECT rowid, * FROM t4 WHERE x!='245'; } {}
do_execsql_test 3.5 { SELECT rowid, * FROM t4 WHERE rowid!=1 OR x!='245'; } {}
finish_test
|