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Merge

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This commit is contained in:
Igor Babaev
2010-12-09 21:55:14 -08:00
parent f960f2334d 3e946fa7ad
commit c4080280df
33 changed files with 4032 additions and 488 deletions
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63
mysql-test/t/range_vs_index_merge.test
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@@ -33,6 +33,8 @@ ANALYZE TABLE City;
--enable_result_log
--enable_query_log
set session optimizer_switch='index_merge_sort_intersection=off';
# The following 4 queries are added for code coverage
#the exptected # of rows differ on 32-bit and 64-bit platforms for innodb
@@ -68,7 +70,7 @@ SELECT * FROM City
EXPLAIN
SELECT * FROM City
WHERE (Population > 101000 AND Population < 103000);
WHERE (Population > 101000 AND Population < 102000);
EXPLAIN
SELECT * FROM City
@@ -88,7 +90,7 @@ SELECT * FROM City
EXPLAIN
SELECT * FROM City
WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F'))
AND (Population > 101000 AND Population < 103000);
AND (Population > 101000 AND Population < 102000);
# The following 4 queries check that the plans
# for the previous 2 plans are valid
@@ -103,11 +105,11 @@ SELECT * FROM City
SELECT * FROM City USE INDEX ()
WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F'))
AND (Population > 101000 AND Population < 103000);
AND (Population > 101000 AND Population < 102000);
SELECT * FROM City
WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F'))
AND (Population > 101000 AND Population < 103000);
AND (Population > 101000 AND Population < 102000);
# The output of the next 7 commands tells us about selectivities
# of the conditions utilized in 4 queries following after them
@@ -197,9 +199,10 @@ SELECT * FROM City
# of the conditions utilized in 3 queries following after them
EXPLAIN
SELECT * FROM City WHERE (ID < 50) OR (ID BETWEEN 100 AND 110);
SELECT * FROM City WHERE (ID < 30) OR (ID BETWEEN 100 AND 150);
EXPLAIN
SELECT * FROM City WHERE (ID < 200) OR (ID BETWEEN 300 AND 600);
--replace_result 2921 2950
EXPLAIN
SELECT * FROM City WHERE (ID < 600) OR (ID BETWEEN 900 AND 1800);
EXPLAIN
@@ -219,7 +222,7 @@ SELECT * FROM City WHERE Name LIKE 'Ha%' OR Name LIKE 'Pa%' ;
EXPLAIN
SELECT * FROM City
WHERE ((ID < 50) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
WHERE ((ID < 30) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
OR ((ID BETWEEN 100 AND 110) AND
(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000)));
@@ -240,12 +243,12 @@ SELECT * FROM City
# for the previous 3 plans are valid
SELECT * FROM City USE INDEX ()
WHERE ((ID < 50) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
WHERE ((ID < 30) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
OR ((ID BETWEEN 100 AND 110) AND
(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000)));
SELECT * FROM City
WHERE ((ID < 50) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
WHERE ((ID < 30) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
OR ((ID BETWEEN 100 AND 110) AND
(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000)));
@@ -361,7 +364,7 @@ SELECT * FROM City WHERE Name LIKE 'Pas%';
EXPLAIN
SELECT * FROM City WHERE Name LIKE 'P%';
EXPLAIN
SELECT * FROM City WHERE (Population > 101000 AND Population < 103000);
SELECT * FROM City WHERE (Population > 101000 AND Population < 102000);
EXPLAIN
SELECT * FROM City WHERE Country='USA';
@@ -374,32 +377,32 @@ SELECT * FROM City WHERE Country='USA';
EXPLAIN
SELECT * FROM City
WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%')
WHERE ((Population > 101000 AND Population < 102000) OR Name LIKE 'Pas%')
AND Country='USA';
EXPLAIN
SELECT * FROM City
WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%')
AND Country='USA';
WHERE ((Population > 101000 AND Population < 1000000) OR Name LIKE 'P%' )
AND Country='USA' AND Name LIKE '%port';
# The following 4 queries check that the plans
# for the previous 2 plans are valid
SELECT * FROM City
WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%')
WHERE ((Population > 101000 AND Population < 102000) OR Name LIKE 'Pas%')
AND Country='USA';
SELECT * FROM City USE INDEX ()
WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%')
WHERE ((Population > 101000 AND Population < 102000) OR Name LIKE 'Pas%')
AND Country='USA';
SELECT * FROM City
WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%')
AND Country='USA';
WHERE ((Population > 101000 AND Population < 1000000) OR Name LIKE 'P%')
AND Country='USA' AND Name LIKE '%port';
SELECT * FROM City USE INDEX ()
WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%')
AND Country='USA';
WHERE ((Population > 101000 AND Population < 1000000) OR Name LIKE 'P%')
AND Country='USA' AND Name LIKE '%port';
CREATE INDEX CountryName ON City(Country,Name);
@@ -463,9 +466,10 @@ SELECT * FROM City
EXPLAIN
SELECT * FROM City
WHERE ((Population > 101000 AND Population < 110000) OR
ID BETWEEN 3500 AND 3800) AND Country='USA'
AND (Name BETWEEN 'P' AND 'T' OR ID BETWEEN 4000 AND 4300);
WHERE ((Population > 101000 AND Population < 1000000) OR
ID BETWEEN 3000 AND 3800) AND Country='USA'
AND (Name BETWEEN 'P' AND 'Z' OR ID BETWEEN 3500 AND 4300)
AND Name LIKE '%port';
# The following 6 queries check that the plans
# for the previous 3 plans are valid
@@ -491,14 +495,16 @@ SELECT * FROM City
AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032);
SELECT * FROM City USE INDEX ()
WHERE ((Population > 101000 AND Population < 102000) OR
ID BETWEEN 3790 AND 3800) AND Country='USA'
AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035);
WHERE ((Population > 101000 AND Population < 1000000) OR
ID BETWEEN 3000 AND 3800) AND Country='USA'
AND (Name BETWEEN 'P' AND 'Z' OR ID BETWEEN 3500 AND 4300)
AND Name LIKE '%port';
SELECT * FROM City
WHERE ((Population > 101000 AND Population < 102000) OR
ID BETWEEN 3790 AND 3800) AND Country='USA'
AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035);
WHERE ((Population > 101000 AND Population < 1000000) OR
ID BETWEEN 3000 AND 3800) AND Country='USA'
AND (Name BETWEEN 'P' AND 'Z' OR ID BETWEEN 3500 AND 4300)
AND Name LIKE '%port';
# The pattern of the WHERE condition used in the following query is
@@ -1003,3 +1009,6 @@ SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4)
SET SESSION optimizer_switch=DEFAULT;
DROP TABLE t1;
#the following command must be the last one in the file
set session optimizer_switch='index_merge_sort_intersection=default';