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New test case for the ORDER BY LIMIT optimization.

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FossilOrigin-Name: 9a5a489d0d344274d0fc9fb9303503a454f42844
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drh 2016-09-23 18:13:01 +00:00
parent 28f17017ee
commit 8dd099bbaa
3 changed files with 17 additions and 9 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Fix\sa\spotential\snull-pointer\sdereference\sand\scrash\sin\sthe\scase\swhere\sone\nthread\sis\scalling\ssqlite3_column_text()\sand\sanother\sthread\sis\scalling\nsqlite3_step()\son\sthe\ssame\sprepared\sstatement\sat\sthe\ssame\sinstant. C New\stest\scase\sfor\sthe\sORDER\sBY\sLIMIT\soptimization.
D 2016-09-22T21:37:18.049 D 2016-09-23T18:13:01.106
F Makefile.in 6fd48ffcf7c2deea7499062d1f3747f986c19678 F Makefile.in 6fd48ffcf7c2deea7499062d1f3747f986c19678
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@ -893,7 +893,7 @@ F test/like.test 81632c437a947bf1f7130b19537da6a1a844806a
F test/like2.test 3b2ee13149ba4a8a60b59756f4e5d345573852da F test/like2.test 3b2ee13149ba4a8a60b59756f4e5d345573852da
F test/like3.test 3608a2042b6f922f900fbfd5d3ce4e7eca57f7c4 F test/like3.test 3608a2042b6f922f900fbfd5d3ce4e7eca57f7c4
F test/limit.test 0c99a27a87b14c646a9d583c7c89fd06c352663e F test/limit.test 0c99a27a87b14c646a9d583c7c89fd06c352663e
F test/limit2.test ac97b8d07060a0280162ba4159e4c0c765861127 F test/limit2.test 7e7744cc548d7e4c92e1dd3edc30dd0f86adafd5
F test/loadext.test d077450695ddb5c1ea3ad7d48e5f5850fe732ad9 F test/loadext.test d077450695ddb5c1ea3ad7d48e5f5850fe732ad9
F test/loadext2.test 0408380b57adca04004247179837a18e866a74f7 F test/loadext2.test 0408380b57adca04004247179837a18e866a74f7
F test/lock.test be4fe08118fb988fed741f429b7dd5d65e1c90db F test/lock.test be4fe08118fb988fed741f429b7dd5d65e1c90db
@ -1525,7 +1525,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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manifest.uuid
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ee1382a36303eff8d94275ac3b12e5ce398ee620 9a5a489d0d344274d0fc9fb9303503a454f42844

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test/limit2.test
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@ -109,7 +109,15 @@ do_execsql_test limit2-310 {
SELECT *,'.' FROM t300 WHERE a=0 AND (c=0 OR c=99) ORDER BY c DESC LIMIT 1; SELECT *,'.' FROM t300 WHERE a=0 AND (c=0 OR c=99) ORDER BY c DESC LIMIT 1;
} {0 1 99 .} } {0 1 99 .}
# Make sure the SELECT loop is ordered correctly for the direction of
# the ORDER BY
#
do_execsql_test limit2-400 {
CREATE TABLE t400(a,b);
CREATE INDEX t400_ab ON t400(a,b);
INSERT INTO t400(a,b) VALUES(1,90),(1,40),(2,80),(2,30),(3,70),(3,20);
SELECT *,'x' FROM t400 WHERE a IN (1,2,3) ORDER BY b DESC LIMIT 3;
SELECT *,'y' FROM t400 WHERE a IN (1,2,3) ORDER BY +b DESC LIMIT 3;
} {1 90 x 2 80 x 3 70 x 1 90 y 2 80 y 3 70 y}
finish_test finish_test