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#!/usr/bin/env tarantool
test = require("sqltester")
yaml = require("yaml")
fio = require("fio")
ffi = require("ffi")
test:plan(74)
ffi.cdef[[
int dup(int oldfd);
int dup2(int oldfd, int newfd);
int close(int fd);
int fsync(int fd);
int fflush(int stream);
]]
--!./tcltestrunner.lua
-- 2005 July 28
--
-- 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 the use of indices in WHERE clauses
-- based on recent changes to the optimizer.
--
-- $Id: where2.test,v 1.15 2009/02/02 01:50:40 drh Exp $
-- ["set","testdir",[["file","dirname",["argv0"]]]]
-- ["source",[["testdir"],"\/tester.tcl"]]
-- Build some test data
--
test:do_test(
"where2-1.0",
function()
test:execsql [[
CREATE TABLE t1(w int PRIMARY KEY, x int, y int, z int);
START TRANSACTION;
]]
for i=1,100 do
w = i
x = math.floor(math.log(i) / math.log(2))
y = (((i * i) + (2 * i)) + 1)
z = (x + y)
test:execsql(string.format("INSERT INTO t1 VALUES(%s,%s,%s,%s)", w, x, y, z))
end
return test:execsql [[
COMMIT;
CREATE INDEX i1xy ON t1(x,y);
CREATE INDEX i1zyx ON t1(z,y,x);
]]
end, {
-- <where2-1.0>
-- </where2-1.0>
})
-- Do an SQL statement. Append the search count to the end of the result.
--
local function count(sql)
local sql_sort_count = box.stat.sql().sql_sort_count
local r = test:execsql(sql)
print("lol "..(box.stat.sql().sql_sort_count - sql_sort_count))
table.insert(r, box.stat.sql().sql_sort_count - sql_sort_count)
return r
end
-- This procedure executes the SQL. Then it checks to see if the OP_Sort
-- opcode was executed. If an OP_Sort did occur, then "sort" is appended
-- to the result. If no OP_Sort happened, then "nosort" is appended.
--
-- This procedure is used to check to make sure sorting is or is not
-- occurring as expected.
--
local function cksort(sql)
local sort = "nosort"
local sql_sort_count = box.stat.sql().sql_sort_count
local data = test:execsql(sql)
if sql_sort_count < box.stat.sql().sql_sort_count then
sort = 'sort'
end
table.insert(data, sort)
return data
end
-- This procedure executes the SQL. Then it appends to the result the
-- "sort" or "nosort" keyword (as in the cksort procedure above) then
-- it appends the name of the table and index used.
--
-- This procedure executes the SQL. Then it appends
-- the names of the table and index used
--
local function queryplan(sql)
local sort = "nosort"
local sql_sort_count = box.stat.sql().sql_sort_count
local data = test:execsql(sql)
if sql_sort_count < box.stat.sql().sql_sort_count then
sort = 'sort'
end
table.insert(data, sort)
local eqp = test:execsql("EXPLAIN QUERY PLAN "..sql)
for i,v in ipairs(eqp) do
if i % 4 == 0 then
local as, tab, idx = string.match(v, "TABLE (%w+ AS) (%w+) USING.*INDEX (%w+)")
if as == nil then
tab, idx = string.match(v, "TABLE (%w+) USING.*INDEX (%w+)")
end
if tab ~= nil then
table.insert(data, tab)
table.insert(data, idx)
else
as, tab = string.match(v, "TABLE (%w+ AS) (%w+)")
if tab == nil then
tab = string.match(v, "TABLE (%w+)")
end
if tab ~= nil then
table.insert(data, tab)
table.insert(data, '*')
end
end
end
end
return data
end
-- local function queryplan(sql)
-- sql_sort_count = 0
-- data = test:execsql(sql)
-- if sql_sort_count
-- then
-- x = "sort"
-- end
-- table.insert(data,x) or data
-- eqp = test:execsql("EXPLAIN QUERY PLAN "..sql.."")
-- -- puts eqp=$eqp
-- for _ in X(0, "X!foreach", [=[["a b c x",["eqp"]]]=]) do
-- if X(83, "X!cmd", [=[["regexp"," TABLE (\\w+ AS )?(\\w+) USING.* INDEX (\\w+)\\y",["x"],"all","as","tab","idx"]]=])
-- then
-- table.insert(data,tab, idx) or data
-- elseif X(83, "X!cmd", [=[["expr","[regexp { TABLE (\\w+ AS )?(\\w+)\\y} $x all as tab]"]]=])
-- then
-- table.insert(data,tab, "*") or data
-- end
-- end
-- return data
-- end
-- Prefer a UNIQUE index over another index.
--
test:do_test(
"where2-1.1",
function()
return queryplan([[
SELECT * FROM t1 WHERE w=85 AND x=6 AND y=7396
]])
end, {
-- <where2-1.1>
85, 6, 7396, 7402, "nosort", "T1", "*"
-- </where2-1.1>
})
-- # Always prefer a rowid== constraint over any other index.
-- #
-- do_test where2-1.3 {
-- queryplan {
-- SELECT * FROM t1 WHERE w=85 AND x=6 AND y=7396 AND rowid=85
-- }
-- } {85 6 7396 7402 nosort t1 *}
-- When constrained by a UNIQUE index, the ORDER BY clause is always ignored.
--
test:do_test(
"where2-2.1",
function()
return queryplan([[
SELECT * FROM t1 WHERE w=85 ORDER BY random();
]])
end, {
-- <where2-2.1>
85, 6, 7396, 7402, "sort", "T1", "*"
-- </where2-2.1>
})
test:do_test(
"where2-2.2",
function()
return queryplan([[
SELECT * FROM t1 WHERE x=6 AND y=7396 ORDER BY random();
]])
end, {
-- <where2-2.2>
85, 6, 7396, 7402, "sort", "T1", "I1XY"
-- </where2-2.2>
})
-- Ticket [65bdeb9739605cc22966f49208452996ff29a640] 2014-02-26
-- Make sure "ORDER BY random" does not gets optimized out.
--
test:do_test(
"where2-2.4",
function()
test:execsql [[
CREATE TABLE x1(a INTEGER PRIMARY KEY, b INT DEFAULT 1);
WITH RECURSIVE
cnt(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM cnt WHERE x<50)
INSERT INTO x1 SELECT x, 1 FROM cnt;
CREATE TABLE x2(x INTEGER PRIMARY KEY);
INSERT INTO x2 VALUES(1);
]]
sql = "SELECT * FROM x1, x2 WHERE x=1 ORDER BY random()"
out1 = test:execsql(sql)
out2 = test:execsql(sql)
out3 = test:execsql(sql)
return ((out1 ~= out2) and (out2 ~= out3))
end,
-- <where2-2.4>
true
-- </where2-2.4>
)
test:do_execsql_test(
"where2-2.5",
[[
-- random() is not optimized out
EXPLAIN SELECT * FROM x1, x2 WHERE x=1 ORDER BY random();
]], {
-- <where2-2.5>
"/RANDOM/"
-- </where2-2.5>
})
test:do_execsql_test(
"where2-2.5b",
[[
-- random() is not optimized out
EXPLAIN SELECT * FROM x1, x2 WHERE x=1 ORDER BY random();
]], {
-- <where2-2.5b>
"/SorterOpen/"
-- </where2-2.5b>
})
-- MUST_WORK_TEST
test:do_execsql_test(
"where2-2.6",
[[
-- other constant functions are optimized out
EXPLAIN SELECT * FROM x1, x2 WHERE x=1 ORDER BY abs(5);
]], {
-- <where2-2.6>
"~/ABS/"
-- </where2-2.6>
})
test:do_execsql_test(
"where2-2.6b",
[[
-- other constant functions are optimized out
EXPLAIN SELECT * FROM x1, x2 WHERE x=1 ORDER BY abs(5);
]], {
-- <where2-2.6b>
"~/SorterOpen/"
-- </where2-2.6b>
})
-- # Efficient handling of forward and reverse table scans.
-- #
-- do_test where2-3.1 {
-- queryplan {
-- SELECT * FROM t1 ORDER BY rowid LIMIT 2
-- }
-- } {1 0 4 4 2 1 9 10 nosort t1 *}
-- do_test where2-3.2 {
-- queryplan {
-- SELECT * FROM t1 ORDER BY rowid DESC LIMIT 2
-- }
-- } {100 6 10201 10207 99 6 10000 10006 nosort t1 *}
-- The IN operator can be used by indices at multiple layers
--
test:do_test(
"where2-4.1",
function()
return queryplan([[
SELECT * FROM t1 WHERE z IN (10207,10006) AND y IN (10000,10201)
AND x>0 AND x<10
ORDER BY w
]])
end, {
-- <where2-4.1>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", "I1ZYX"
-- </where2-4.1>
})
test:do_test(
"where2-4.2",
function()
return queryplan([[
SELECT * FROM t1 WHERE z IN (10207,10006) AND y=10000
AND x>0 AND x<10
ORDER BY w
]])
end, {
-- <where2-4.2>
99, 6, 10000, 10006, "sort", "T1", "I1ZYX"
-- </where2-4.2>
})
test:do_test(
"where2-4.3",
function()
return queryplan([[
SELECT * FROM t1 WHERE z=10006 AND y IN (10000,10201)
AND x>0 AND x<10
ORDER BY w
]])
end, {
-- <where2-4.3>
99, 6, 10000, 10006, "sort", "T1", "I1ZYX"
-- </where2-4.3>
})
test:do_test(
"where2-4.4",
function()
return queryplan([[
SELECT * FROM t1 WHERE z IN (SELECT 10207 UNION SELECT 10006)
AND y IN (10000,10201)
AND x>0 AND x<10
ORDER BY w
]])
end, {
-- <where2-4.4>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", "I1ZYX"
-- </where2-4.4>
})
test:do_test(
"where2-4.5",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE z IN (SELECT 10207 UNION SELECT 10006)
AND y IN (SELECT 10000 UNION SELECT 10201)
AND x>0 AND x<10
ORDER BY w
]])
end, {
-- <where2-4.5>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", "I1ZYX"
-- </where2-4.5>
})
test:do_test(
"where2-4.6a",
function()
return queryplan([[
SELECT w,x,y,z FROM t1
WHERE x IN (1,2,3,4,5,6,7,8)
AND y IN (10000,10001,10002,10003,10004,10005)
ORDER BY x
]])
end, {
-- <where2-4.6a>
99, 6, 10000, 10006, "nosort", "T1", "I1XY"
-- </where2-4.6a>
})
test:do_test(
"where2-4.6b",
function()
return queryplan([[
SELECT w,x,y,z FROM t1
WHERE x IN (1,2,3,4,5,6,7,8)
AND y IN (10000,10001,10002,10003,10004,10005)
ORDER BY x DESC
]])
end, {
-- <where2-4.6b>
99, 6, 10000, 10006, "nosort", "T1", "I1XY"
-- </where2-4.6b>
})
test:do_test(
"where2-4.6c",
function()
return queryplan([[
SELECT w,x,y,z FROM t1
WHERE x IN (1,2,3,4,5,6,7,8)
AND y IN (10000,10001,10002,10003,10004,10005)
ORDER BY x, y
]])
end, {
-- <where2-4.6c>
99, 6, 10000, 10006, "nosort", "T1", "I1XY"
-- </where2-4.6c>
})
test:do_test(
"where2-4.6d",
function()
return queryplan([[
SELECT w,x,y,z FROM t1
WHERE x IN (1,2,3,4,5,6,7,8)
AND y IN (10000,10001,10002,10003,10004,10005)
ORDER BY x, y DESC
]])
end, {
-- <where2-4.6d>
99, 6, 10000, 10006, "sort", "T1", "I1XY"
-- </where2-4.6d>
})
-- Duplicate entires on the RHS of an IN operator do not cause duplicate
-- output rows.
--
test:do_test(
"where2-4.6x",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE z IN (10207,10006,10006,10207)
ORDER BY w
]])
end, {
-- <where2-4.6x>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", "I1ZYX"
-- </where2-4.6x>
})
test:do_test(
"where2-4.6y",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE z IN (10207,10006,10006,10207)
ORDER BY w DESC
]])
end, {
-- <where2-4.6y>
100, 6, 10201, 10207, 99, 6, 10000, 10006, "sort", "T1", "I1ZYX"
-- </where2-4.6y>
})
test:do_test(
"where2-4.7",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE z IN (
SELECT 10207 UNION ALL SELECT 10006
UNION ALL SELECT 10006 UNION ALL SELECT 10207)
ORDER BY w
]])
end, {
-- <where2-4.7>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", "I1ZYX"
-- </where2-4.7>
})
-- ifcapable subquery
-- The use of an IN operator disables the index as a sorter.
--
test:do_test(
"where2-5.1",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE w=99 ORDER BY w
]])
end, {
-- <where2-5.1>
99, 6, 10000, 10006, "nosort", "T1", "*"
-- </where2-5.1>
})
test:do_test(
"where2-5.2a",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE w IN (99) ORDER BY w
]])
end, {
-- <where2-5.2a>
99, 6, 10000, 10006, "nosort", "T1", "*"
-- </where2-5.2a>
})
test:do_test(
"where2-5.2b",
function()
return queryplan([[
SELECT w,x,y,z FROM t1 WHERE w IN (99) ORDER BY w DESC
]])
end, {
-- <where2-5.2b>
99, 6, 10000, 10006, "nosort", "T1", "*"
-- </where2-5.2b>
})
-- Verify that OR clauses get translated into IN operators.
--
idx = ""
idx = "*"
test:do_test(
"where2-6.1.1",
function()
return queryplan([[
SELECT * FROM t1 WHERE w=99 OR w=100 ORDER BY +w ;
]])
end, {
-- <where2-6.1.1>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", idx
-- </where2-6.1.1>
})
test:do_test(
"where2-6.1.2",
function()
return queryplan([[
SELECT * FROM t1 WHERE 99=w OR 100=w ORDER BY +w
]])
end, {
-- <where2-6.1.2>
99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", idx
-- </where2-6.1.2>
})
test:do_test(
"where2-6.2",
function()
return queryplan([[
SELECT * FROM t1 WHERE w=99 OR w=100 OR 6=w ORDER BY +w
]])
end, {
-- <where2-6.2>
6, 2, 49, 51, 99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", idx
-- </where2-6.2>
})
-- tarantool
-- changed to * after reordering indexes
-- actually it does not matter (because it uses full scan)
--idx = "I1ZYX"
idx = "*"
test:do_test(
"where2-6.3",
function()
return queryplan([[
SELECT * FROM t1 WHERE w=99 OR w=100 OR 6=+w ORDER BY +w
]])
end, {
-- <where2-6.3>
6, 2, 49, 51, 99, 6, 10000, 10006, 100, 6, 10201, 10207, "sort", "T1", idx
-- </where2-6.3>
})
test:do_test(
"where2-6.4",
function()
return queryplan([[
SELECT *, '|' FROM t1 WHERE w=99 OR +w=100 OR 6=w ORDER BY +w
]])
end, {
-- <where2-6.4>
6, 2, 49, 51, "|", 99, 6, 10000, 10006, "|", 100, 6, 10201, 10207, "|", "sort", "T1", idx
-- </where2-6.4>
})
test:do_test(
"where2-6.5",
function()
return queryplan([[
SELECT *, '|' FROM t1 WHERE w=99 OR y=10201 OR 6=w ORDER BY +w
]])
end, {
-- <where2-6.5>
6, 2, 49, 51, "|", 99, 6, 10000, 10006, "|", 100, 6, 10201, 10207, "|", "sort", "T1", idx
-- </where2-6.5>
})
idx = ""
idx = "I1ZYX"
test:do_test(
"where2-6.6.1",
function()
return queryplan([[
SELECT b.w,b.x,b.y,b.z FROM t1 a, t1 b
WHERE a.w=1 AND (a.y=b.z OR b.z=10)
ORDER BY +b.w
]])
end, {
-- <where2-6.5>
1, 0, 4, 4, 2, 1, 9, 10, "sort", "A", "*", "B", idx
-- </where2-6.5>
})
test:do_test(
"where2-6.6.2",
function()
return queryplan([[
SELECT b.w,b.x,b.y,b.z FROM t1 a, t1 b
WHERE a.w=1 AND (b.z=10 OR a.y=b.z OR b.z=10)
ORDER BY +b.w
]])
end, {
-- <where2-6.6>
1, 0, 4, 4, 2, 1, 9, 10, "sort", "A", "*", "B", idx
-- </where2-6.6>
})
-- if X(356, "X!cmd", [=[["expr","[permutation] != \"no_optimization\""]]=])
-- then
-- Ticket #2249. Make sure the OR optimization is not attempted if
-- comparisons between columns of different affinities are needed.
--
test:do_test(
"where2-6.7",
function()
test:execsql [[
CREATE TABLE t2249a(a TEXT PRIMARY KEY, x VARCHAR(100));
CREATE TABLE t2249b(b INTEGER PRIMARY KEY);
INSERT INTO t2249a(a) VALUES('0123');
INSERT INTO t2249b VALUES(123);
]]
return queryplan([[
-- Because a is type TEXT and b is type INTEGER, both a and b
-- will attempt to convert to NUMERIC before the comparison.
-- They will thus compare equal.
--
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a=b;
]])
end, {
-- <where2-6.7>
123, '0123', "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.7>
})
test:do_test(
"where2-6.9",
function()
return queryplan([[
-- The + operator doesn't affect RHS.
--
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a=+b;
]])
end, {
-- <where2-6.9>
123, "0123", "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.9>
})
test:do_test(
"where2-6.9.2",
function()
-- The same thing but with the expression flipped around.
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE +b=a
]])
end, {
-- <where2-6.9.2>
123, "0123","nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.9.2>
})
test:do_test(
"where2-6.10",
function()
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE +a=+b;
]])
end, {
-- <where2-6.10>
123, "0123", "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.10>
})
test:do_test(
"where2-6.11",
function()
-- This will not attempt the OR optimization because of the a=b
-- comparison.
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a=b OR a='hello';
]])
end, {
-- <where2-6.11>
123, '0123', "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.11>
})
test:do_test(
"where2-6.11.2",
function()
-- Permutations of the expression terms.
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE b=a OR a='hello';
]])
end, {
-- <where2-6.11.2>
123, '0123', "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.11.2>
})
test:do_test(
"where2-6.11.3",
function()
-- Permutations of the expression terms.
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE 'hello'=a OR b=a;
]])
end, {
-- <where2-6.11.3>
123, '0123', "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.11.3>
})
test:do_test(
"where2-6.11.4",
function()
-- Permutations of the expression terms.
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a='hello' OR b=a;
]])
end, {
-- <where2-6.11.4>
123, '0123', "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.11.4>
})
-- These tests are not run if subquery support is not included in the
-- build. This is because these tests test the "a = 1 OR a = 2" to
-- "a IN (1, 2)" optimisation transformation, which is not enabled if
-- subqueries and the IN operator is not available.
--
test:do_test(
"where2-6.12",
function()
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a=+b OR a='hello';
]])
end, {
-- <where2-6.12>
123, "0123", "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.12>
})
test:do_test(
"where2-6.12.2",
function()
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a='hello' OR +b=a;
]])
end, {
-- <where2-6.12.2>
123, "0123", "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.12.2>
})
test:do_test(
"where2-6.12.3",
function()
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE +b=a OR a='hello';
]])
end, {
-- <where2-6.12.3>
123, "0123", "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.12.3>
})
test:do_test(
"where2-6.13",
function()
-- The addition of +a on the second term disabled the OR optimization.
-- But we should still get the same empty-set result as in where2-6.9.
return queryplan([[
SELECT b,a FROM t2249b CROSS JOIN t2249a WHERE a=+b OR +a='hello';
]])
end, {
-- <where2-6.13>
123, "0123", "nosort", "T2249B", "*", "T2249A", "*"
-- </where2-6.13>
})
-- Variations on the order of terms in a WHERE clause in order
-- to make sure the OR optimizer can recognize them all.
test:do_test(
"where2-6.20",
function()
return queryplan([[
SELECT x.a, y.a FROM t2249a x CROSS JOIN t2249a y WHERE x.a=y.a
]])
end, {
-- <where2-6.20>
'0123', '0123', "nosort", "X", "*", "Y", "*"
-- </where2-6.20>
})
-- These tests are not run if subquery support is not included in the
-- build. This is because these tests test the "a = 1 OR a = 2" to
-- "a IN (1, 2)" optimisation transformation, which is not enabled if
-- subqueries and the IN operator is not available.
--
test:do_test(
"where2-6.21",
function()
return queryplan([[
SELECT x.a,y.a FROM t2249a x CROSS JOIN t2249a y
WHERE x.a=y.a OR y.a='hello'
]])
end, {
-- <where2-6.21>
'0123', '0123', "nosort", "X", "*", "Y", "*"
-- </where2-6.21>
})
test:do_test(
"where2-6.22",
function()
return queryplan([[
SELECT x.a,y.a FROM t2249a x CROSS JOIN t2249a y
WHERE y.a=x.a OR y.a='hello'
]])
end, {
-- <where2-6.22>
'0123', '0123', "nosort", "X", "*", "Y", "*"
-- </where2-6.22>
})
test:do_test(
"where2-6.23",
function()
return queryplan([[
SELECT x.a,y.a FROM t2249a x CROSS JOIN t2249a y
WHERE y.a='hello' OR x.a=y.a
]])
end, {
-- <where2-6.23>
'0123', '0123', "nosort", "X", "*", "Y", "*"
-- </where2-6.23>
})
-- Unique queries (queries that are guaranteed to return only a single
-- row of result) do not call the sorter. But all tables must give
-- a unique result. If any one table in the join does not give a unique
-- result then sorting is necessary.
--
test:do_test(
"where2-7.1",
function()
return cksort([[
create table t8(a INT PRIMARY KEY, b INT, c INT);
insert into t8 values(1,2,3);
insert into t8 values(2,3,4);
create table t9(x INT,y INT, PRIMARY key (x, y));
insert into t9 values(2,4);
insert into t9 values(2,3);
select y from t8, t9 where a=1 order by a, y;
]])
end, {
-- <where2-7.1>
3, 4, "sort"
-- </where2-7.1>
})
test:do_test(
"where2-7.2",
function()
return cksort([[
select * from t8 where a=1 order by b, c
]])
end, {
-- <where2-7.2>
1, 2, 3, "nosort"
-- </where2-7.2>
})
-- since extra columns deleted from pk (#2289), "order by" is optimized awy
-- because 1 - we do not need to sorder by b (as t8 unique by a)
-- 2 - t9 is already ordered by x
test:do_test(
"where2-7.3",
function()
return cksort([[
select * from t8, t9 where a=1 and y=3 order by b, x
]])
end, {
-- <where2-7.3>
--1, 2, 3, 2, 3, "sort"
1, 2, 3, 2, 3, "nosort"
-- </where2-7.3>
})
test:do_test(
"where2-7.4",
function()
test:execsql('create unique index i9y on t9(y);')
return cksort([[
select * from t8, t9 where a=1 and y=3 order by b, x]])
end, {
-- <where2-7.4>
--1, 2, 3, 2, 3, "sort"
-- This is tahter strange, but when pk was deleted from secondary indexes
-- sql became able to optimize sort using information that i9y is unique and
-- there is nothing to sort here.
-- todo: It seems like this kind of optimization was appliable until removing pk and
-- it is a bug in sql optimizer.
1, 2, 3, 2, 3, "nosort"
-- </where2-7.4>
})
-- end
-- if {[permutation] != "no_optimization"}
-- Ticket #1807. Using IN constrains on multiple columns of
-- a multi-column index.
--
test:do_execsql_test(
"where2-8.1",
[[
SELECT * FROM t1 WHERE x IN (20,21) AND y IN (1,2)
]], {
-- <where2-8.1>
-- </where2-8.1>
})
test:do_execsql_test(
"where2-8.2",
[[
SELECT * FROM t1 WHERE x IN (1,2) AND y IN (-5,-6)
]], {
-- <where2-8.2>
-- </where2-8.2>
})
test:do_test(
"where2-8.3.0",
function ()
test:execsql('CREATE TABLE tx(id int PRIMARY KEY, w int, x int, y int, z int);')
-- for _ in X(0, "X!for", [=[["set i 1","$i<=100","incr i"]]=]) do
for i=1,100 do
w = i
x = math.floor(math.log(i) / math.log(2))
y = (((i * i) + (2 * i)) + 1)
z = (x + y)
test:execsql(string.format("INSERT INTO tx VALUES(%s,%s,%s,%s,%s)", i, w, x, y, z))
end
end,
{})
-- do_test where2-8.3 {
-- execsql {
-- SELECT w FROM t1
-- WHERE x IN (SELECT x FROM tx WHERE rowid<0)
-- AND +y IN (SELECT y FROM tx WHERE rowid=1)
-- }
-- } {}
-- do_test where2-8.4 {
-- execsql {
-- SELECT w FROM t1
-- WHERE x IN (SELECT x FROM tx WHERE rowid=1)
-- AND y IN (SELECT y FROM tx WHERE rowid<0)
-- }
-- } {}
--set sql_where_trace 1
test:do_execsql_test(
"where2-8.5",
[[
CREATE INDEX tx_xyz ON tx(x, y, z, w);
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 12 AND 14)
]], {
-- <where2-8.5>
12, 13, 14
-- </where2-8.5>
})
test:do_execsql_test(
"where2-8.6",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 12 AND 14)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.6>
12, 13, 14
-- </where2-8.6>
})
test:do_execsql_test(
"where2-8.7",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 12 AND 14)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.7>
10, 11, 12, 13, 14, 15
-- </where2-8.7>
})
test:do_execsql_test(
"where2-8.8",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.8>
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
-- </where2-8.8>
})
test:do_execsql_test(
"where2-8.9",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 2 AND 4)
]], {
-- <where2-8.9>
-- </where2-8.9>
})
test:do_execsql_test(
"where2-8.10",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 2 AND 4)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.10>
-- </where2-8.10>
})
test:do_execsql_test(
"where2-8.11",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 2 AND 4)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.11>
-- </where2-8.11>
})
test:do_execsql_test(
"where2-8.12",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN -4 AND -2)
]], {
-- <where2-8.12>
-- </where2-8.12>
})
test:do_execsql_test(
"where2-8.13",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN -4 AND -2)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.13>
-- </where2-8.13>
})
test:do_execsql_test(
"where2-8.14",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN -4 AND -2)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.14>
-- </where2-8.14>
})
test:do_execsql_test(
"where2-8.15",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 200 AND 300)
]], {
-- <where2-8.15>
-- </where2-8.15>
})
test:do_execsql_test(
"where2-8.16",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 200 AND 300)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.16>
-- </where2-8.16>
})
test:do_execsql_test(
"where2-8.17",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE w BETWEEN 200 AND 300)
AND y IN (SELECT y FROM t1 WHERE w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE w BETWEEN 10 AND 20)
]], {
-- <where2-8.17>
-- </where2-8.17>
})
test:do_execsql_test(
"where2-8.18",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE +w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE +w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE +w BETWEEN 200 AND 300)
]], {
-- <where2-8.18>
-- </where2-8.18>
})
test:do_execsql_test(
"where2-8.19",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE +w BETWEEN 10 AND 20)
AND y IN (SELECT y FROM t1 WHERE +w BETWEEN 200 AND 300)
AND z IN (SELECT z FROM t1 WHERE +w BETWEEN 10 AND 20)
]], {
-- <where2-8.19>
-- </where2-8.19>
})
test:do_execsql_test(
"where2-8.20",
[[
SELECT w FROM tx
WHERE x IN (SELECT x FROM t1 WHERE +w BETWEEN 200 AND 300)
AND y IN (SELECT y FROM t1 WHERE +w BETWEEN 10 AND 20)
AND z IN (SELECT z FROM t1 WHERE +w BETWEEN 10 AND 20)
]], {
-- <where2-8.20>
-- </where2-8.20>
})
-- Make sure WHERE clauses of the form A=1 AND (B=2 OR B=3) are optimized
-- when we have an index on A and B.
--
-- if X(0, "X!capable", [["or_opt&&tclvar"]]) then
test:do_test(
"where2-9.1",
function()
test:execsql [[
CREATE TABLE t10(id int PRIMARY KEY,a INT,b INT,c INT);
START TRANSACTION;
INSERT INTO t10 VALUES(1, 1,1,1);
INSERT INTO t10 VALUES(2, 1,2,2);
INSERT INTO t10 VALUES(3, 1,3,3);
]]
for i=4, 1000 do
-- for _ in X(0, "X!for", [=[["set i 4","$i<=1000","incr i"]]=]) do
test:execsql(string.format("INSERT INTO t10 VALUES(%s,1,%s,%s)", i, i, i))
end
return test:execsql [[
COMMIT;
CREATE INDEX i10 ON t10(a,b);
SELECT count(*) FROM t10;
]]
end, {
-- <where2-9.1>
1000
-- </where2-9.1>
})
-- Tarantool: count is not supported yet
-- test:do_test(
-- "where2-9.2",
-- function()
-- return count([[
-- SELECT a,b,c FROM t10 WHERE a=1 AND (b=2 OR b=3)
-- ]])
-- end, {
-- -- <where2-9.2>
-- 1, 2, 2, 1, 3, 3, 3
-- -- </where2-9.2>
-- })
-- end
-- Indices with redundant columns
--
-- Tarantool doesn't allow indexes with duplicated columns. Comment the test.
--do_test where2-11.1 {
-- execsql {
-- CREATE TABLE t11(id int primary key, a int,b int,c int,d int);
-- CREATE INDEX i11aba ON t11(a,b,a,c); -- column A occurs twice.
-- INSERT INTO t11 VALUES(1, 1,2,3,4);
-- INSERT INTO t11 VALUES(2, 5,6,7,8);
-- INSERT INTO t11 VALUES(3, 1,2,9,10);
-- INSERT INTO t11 VALUES(4, 5,11,12,13);
-- SELECT c FROM t11 WHERE a=1 AND b=2 ORDER BY c;
-- }
--} {3 9}
--do_test where2-11.2 {
-- execsql {
-- CREATE INDEX i11cccccccc ON t11(c,c,c,c,c,c,c,c); -- repeated column
-- SELECT d FROM t11 WHERE c=9;
-- }
--} {10}
--do_test where2-11.3 {
-- execsql {
-- SELECT d FROM t11 WHERE c IN (1,2,3,4,5);
-- }
--} {4}
--do_test where2-11.4 {
-- execsql {
-- SELECT d FROM t11 WHERE c=7 OR (a=1 AND b=2) ORDER BY d;
-- }
--} {4 8 10}
-- Verify that the OR clause is used in an outer loop even when
-- the OR clause scores slightly better on an inner loop.
-- if X(767, "X!cmd", [=[["expr","[permutation] != \"no_optimization\""]]=])
-- then
test:do_test(
"where2-12.1",
function ()
local data = test:execsql([[
CREATE TABLE t12(x INTEGER PRIMARY KEY, y INT, z VARCHAR(100));
CREATE INDEX t12y ON t12(y);
EXPLAIN QUERY PLAN
SELECT a.x, b.x
FROM t12 AS a JOIN t12 AS b ON a.y=b.x
WHERE (b.x=1 OR b.y=1);
]])
-- Tarantool: model this unsupported match
-- "/.*SEARCH TABLE t12 AS b .*SEARCH TABLE t12 AS b .*/"
local cnt = 0
for _, v in ipairs(data) do
if type(v) == 'string' and string.find(v, 'SEARCH TABLE T12 AS B ') then
cnt = cnt + 1
end
end
return {cnt}
end
, {
-- <where2-12.1>
-- "/.*SEARCH TABLE t12 AS b .*SEARCH TABLE t12 AS b .*/"
2
-- </where2-12.1>
})
-- end
-- Verify that all necessary OP_OpenRead opcodes occur in the OR optimization.
--
test:do_execsql_test(
"where2-13.1",
[[
CREATE TABLE t13(a INT primary key,b INT);
INSERT INTO t13 VALUES(4,5);
SELECT * FROM t13 WHERE (1=2 AND a=3) OR a=4;
]], {
-- <where2-13.1>
4, 5
-- </where2-13.1>
})
test:finish_test()
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