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Add tests for the FILTER clause. And a bugfix.

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FossilOrigin-Name: 28aa1702f7f0334abd1b30e7aa48ea3679539b11bfbba32bc9f0d6049cf18a7b
This commit is contained in:
dan
2019-07-03 18:31:20 +00:00
parent 6ba7ab0d25
commit 16e12c573d
6 changed files with 150 additions and 19 deletions
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59
test/filter2.tcl
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@ -68,6 +68,65 @@ execsql_test 1.7 {
ORDER BY 1, 2, 3, 4;
}
execsql_test 1.8 {
SELECT sum(a+b) FILTER (WHERE a=NULL) FROM t1
}
execsql_test 1.9 {
SELECT (a%5) FROM t1 GROUP BY (a%5)
HAVING sum(b) FILTER (WHERE b<20) > 34
ORDER BY 1
}
execsql_test 1.10 {
SELECT (a%5), sum(b) FILTER (WHERE b<20) AS bbb
FROM t1
GROUP BY (a%5) HAVING sum(b) FILTER (WHERE b<20) >34
ORDER BY 1
}
execsql_test 1.11 {
SELECT (a%5), sum(b) FILTER (WHERE b<20) AS bbb
FROM t1
GROUP BY (a%5) HAVING sum(b) FILTER (WHERE b<20) >34
ORDER BY 2
}
execsql_test 1.12 {
SELECT (a%5),
sum(b) FILTER (WHERE b<20) AS bbb,
count(distinct b) FILTER (WHERE b<20 OR a=13) AS ccc
FROM t1 GROUP BY (a%5)
ORDER BY 2
}
execsql_test 1.13 {
SELECT
string_agg(CAST(b AS TEXT), '_') FILTER (WHERE b%2!=0),
string_agg(CAST(b AS TEXT), '_') FILTER (WHERE b%2!=1),
count(*) FILTER (WHERE b%2!=0),
count(*) FILTER (WHERE b%2!=1)
FROM t1;
}
execsql_float_test 1.14 {
SELECT
avg(b) FILTER (WHERE b>a),
avg(b) FILTER (WHERE b<a)
FROM t1 GROUP BY (a%2) ORDER BY 1,2;
}
execsql_test 1.15 {
SELECT
a/5,
sum(b) FILTER (WHERE a%5=0),
sum(b) FILTER (WHERE a%5=1),
sum(b) FILTER (WHERE a%5=2),
sum(b) FILTER (WHERE a%5=3),
sum(b) FILTER (WHERE a%5=4)
FROM t1 GROUP BY (a/5) ORDER BY 1;
}
finish_test