database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-07-29 08:01:23 +03:00
Code Activity

Add tests for the FILTER clause. And a bugfix.

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

74
test/filter2.test
View File

@ -79,4 +79,78 @@ do_execsql_test 1.7 {
} {3 3 58 58 3 3 71 39 4 4 38 61 7 7 85 85 11 5 54 45 16 16 81 81
18 3 66 61 21 3 88 68 23 11 79 79 24 24 68 68}
do_execsql_test 1.8 {
SELECT sum(a+b) FILTER (WHERE a=NULL) FROM t1
} {{}}
do_execsql_test 1.9 {
SELECT (a%5) FROM t1 GROUP BY (a%5)
HAVING sum(b) FILTER (WHERE b<20) > 34
ORDER BY 1
} {3 4}
do_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
} {3 49 4 46}
do_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
} {4 46 3 49}
do_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
} {2 25 3 0 34 2 1 34 4 4 46 4 3 49 5}
do_execsql_test 1.13 {
SELECT
group_concat(CAST(b AS TEXT), '_') FILTER (WHERE b%2!=0),
group_concat(CAST(b AS TEXT), '_') FILTER (WHERE b%2!=1),
count(*) FILTER (WHERE b%2!=0),
count(*) FILTER (WHERE b%2!=1)
FROM t1;
} {7_3_5_23_27_3_17_33_25_47_13_45_31_11_37_21_3_7_29_3_3_23_5_11_25_15_23 30_26_26_36_36_22_14_16_50_38_36_12_4_46_48_24_46_18_18 27 19}
do_test 1.14 {
set myres {}
foreach r [db eval {SELECT
avg(b) FILTER (WHERE b>a),
avg(b) FILTER (WHERE b<a)
FROM t1 GROUP BY (a%2) ORDER BY 1,2;}] {
lappend myres [format %.4f [set r]]
}
set res2 {30.8333 13.7273 31.4167 13.0000}
set i 0
foreach r [set myres] r2 [set res2] {
if {[set r]<([set r2]-0.0001) || [set r]>([set r2]+0.0001)} {
error "list element [set i] does not match: got=[set r] expected=[set r2]"
}
incr i
}
set {} {}
} {}
do_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;
} {0 {} 7 3 5 30 1 26 23 27 3 17 2 26 33 25 {} 47 3 36 13 45 31 11
4 36 37 21 22 14 5 16 3 7 29 50 6 38 3 36 12 4 7 46 3 48 23 {}
8 24 5 46 11 {} 9 18 25 15 18 23}
finish_test