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#!/usr/bin/env tarantool
test = require("sqltester")
test:plan(9)
--!./tcltestrunner.lua
-- 2012 Sept 27
--
-- The author disclaims copyright to this source code. In place of
-- a legal notice, here is a blessing:
--
-- May you do good and not evil.
-- May you find forgiveness for yourself and forgive others.
-- May you share freely, never taking more than you give.
--
-------------------------------------------------------------------------
-- This file implements regression tests for sql library. The
-- focus of this file is testing that the optimizations that disable
-- ORDER BY clauses when the natural order of a query is correct.
--
-- ["set","testdir",[["file","dirname",["argv0"]]]]
-- ["source",[["testdir"],"\/tester.tcl"]]
testprefix = "orderby2"
-- Generate test data for a join. Verify that the join gets the
-- correct answer.
--
test:do_test(
1.0,
function()
return test:execsql [[
CREATE TABLE t1(a INTEGER PRIMARY KEY, b INT );
INSERT INTO t1 VALUES(1,11), (2,22);
CREATE TABLE t2(d INT , e TEXT , PRIMARY KEY(d,e));
INSERT INTO t2 VALUES(10, 'ten'), (11,'eleven'), (12,'twelve'),
(11, 'oneteen');
]]
end, {
-- <1.0>
-- </1.0>
})
test:do_test(
"1.1a",
function()
return test:execsql [[
SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY d, e;
]]
end, {
-- <1.1a>
"eleven", "oneteen"
-- </1.1a>
})
-- Tarantool: no-rowid changes query plan to use ORDER BY.
-- Verified w/ vanilla sql. Comment the case.
--do_test 1.1b {
-- db eval {
-- EXPLAIN QUERY PLAN
-- SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY d, e;
-- }
--} {~/ORDER BY/}
test:do_test(
"1.2a",
function()
return test:execsql [[
SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY e;
]]
end, {
-- <1.2a>
"eleven", "oneteen"
-- </1.2a>
})
-- since extra columns deleted from pk(#2289), "order by" is optimized awy
-- as e is getting from ordered index by sequential scan by a single "d" value
-- (howewer it was possible before because t1 was unique by a)
test:do_test(
"1.2b",
function()
return test:execsql [[
EXPLAIN QUERY PLAN
SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY e;
]]
end, {
-- <1.2b>
--"/ORDER BY/"
"~/ORDER BY/"
-- </1.2b>
})
test:do_test(
"1.3a",
function()
return test:execsql [[
SELECT e, b FROM t1, t2 WHERE a=1 ORDER BY d, e;
]]
end, {
-- <1.3a>
"ten", 11, "eleven", 11, "oneteen", 11, "twelve", 11
-- </1.3a>
})
test:do_test(
"1.3b",
function()
return test:execsql [[
EXPLAIN QUERY PLAN
SELECT e, b FROM t1, t2 WHERE a=1 ORDER BY d, e;
]]
end, {
-- <1.3b>
"~/ORDER BY/"
-- </1.3b>
})
-- The following tests derived from TH3 test module cov1/where34.test
--
test:do_test(
2.0,
function()
return test:execsql [[
CREATE TABLE t31(a INT ,b INT , PRIMARY KEY(a,b));
CREATE TABLE t32(c INT ,d INT , PRIMARY KEY(c,d));
CREATE TABLE t33(e INT ,f INT , PRIMARY KEY(e,f));
CREATE TABLE t34(g INT ,h INT , PRIMARY KEY(g,h));
INSERT INTO t31 VALUES(1,4), (2,3), (1,3);
INSERT INTO t32 VALUES(4,5), (3,6), (3,7), (4,8);
INSERT INTO t33 VALUES(5,9), (7,10), (6,11), (8,12), (8,13), (7,14);
INSERT INTO t34 VALUES(11,20), (10,21), (12,22), (9,23), (13,24),
(14,25), (12,26);
SELECT CAST(a AS TEXT)||','||CAST(c AS TEXT)||','||CAST(e AS TEXT)||','||CAST(g as TEXT) FROM t31, t32, t33, t34
WHERE c=b AND e=d AND g=f
ORDER BY a ASC, c ASC, e DESC, g ASC;
]]
end, {
-- <2.0>
"1,3,7,10", "1,3,7,14", "1,3,6,11", "1,4,8,12", "1,4,8,12", "1,4,8,13", "1,4,5,9", "2,3,7,10", "2,3,7,14", "2,3,6,11"
-- </2.0>
})
test:do_test(
2.1,
function()
return test:execsql [[
SELECT CAST(a AS TEXT)||','||CAST(c AS TEXT)||','||CAST(e AS TEXT)||','||CAST(g AS TEXT) FROM t31, t32, t33, t34
WHERE c=b AND e=d AND g=f
ORDER BY +a ASC, +c ASC, +e DESC, +g ASC;
]]
end, {
-- <2.1>
"1,3,7,10", "1,3,7,14", "1,3,6,11", "1,4,8,12", "1,4,8,12", "1,4,8,13", "1,4,5,9", "2,3,7,10", "2,3,7,14", "2,3,6,11"
-- </2.1>
})
test:do_test(
2.2,
function()
return test:execsql [[
SELECT CAST(a AS TEXT)||','||CAST(c AS TEXT)||','||CAST(e AS TEXT)||','||CAST(g AS TEXT) FROM t31, t32, t33, t34
WHERE c=b AND e=d AND g=f
ORDER BY a ASC, c ASC, e ASC, g ASC;
]]
end, {
-- <2.2>
"1,3,6,11", "1,3,7,10", "1,3,7,14", "1,4,5,9", "1,4,8,12", "1,4,8,12", "1,4,8,13", "2,3,6,11", "2,3,7,10", "2,3,7,14"
-- </2.2>
})
-- Tarantool: we're unable to switch off the optimization
-- Comment test so far
-- test:do_test(
-- 2.3,
-- function()
-- X(109, "X!cmd", [=[["optimization_control","db","cover-idx-scan","off"]]=])
-- db("cache", "flush")
-- return test:execsql [[
-- SELECT a||','||c||','||e||','||g FROM t31, t32, t33, t34
-- WHERE c=b AND e=d AND g=f
-- ORDER BY a ASC, c ASC, e ASC, g ASC;
-- ]]
-- end, {
-- -- <2.3>
-- "1,3,6,11", "1,3,7,10", "1,3,7,14", "1,4,5,9", "1,4,8,12", "1,4,8,12", "1,4,8,13", "2,3,6,11", "2,3,7,10", "2,3,7,14"
-- -- </2.3>
-- })
-- X(116, "X!cmd", [=[["optimization_control","db","all","on"]]=])
-- db("cache", "flush")
test:finish_test()
|
