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Add support for RANGE window frames. Some cases still do not work.

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FossilOrigin-Name: ffc32b246d92d53c66094afe11950b53ffab6a1c230c602eebbfedafb2eb57f4
This commit is contained in:
dan
2019-03-09 20:49:17 +00:00
parent f7b846e4ed
commit 72b9fdcf20
9 changed files with 228 additions and 73 deletions
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24
test/window6.test
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@ -219,17 +219,17 @@ do_execsql_test 9.0 {
} {
1 1 2 1,2 3 1,2,3 4 2,3,4 5 3,4,5
}
do_catchsql_test 9.1 {
WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<5)
SELECT x, group_concat(x) OVER (ORDER BY x RANGE 2 PRECEDING)
FROM c;
} {1 {RANGE must use only UNBOUNDED or CURRENT ROW}}
do_catchsql_test 9.2 {
WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<5)
SELECT x, group_concat(x) OVER (ORDER BY x RANGE BETWEEN UNBOUNDED PRECEDING AND 2 FOLLOWING)
FROM c;
} {1 {RANGE must use only UNBOUNDED or CURRENT ROW}}
#do_catchsql_test 9.1 {
# WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<5)
# SELECT x, group_concat(x) OVER (ORDER BY x RANGE 2 PRECEDING)
# FROM c;
#} {1 {RANGE must use only UNBOUNDED or CURRENT ROW}}
#
#do_catchsql_test 9.2 {
# WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<5)
# SELECT x, group_concat(x) OVER (ORDER BY x RANGE BETWEEN UNBOUNDED PRECEDING AND 2 FOLLOWING)
# FROM c;
#} {1 {RANGE must use only UNBOUNDED or CURRENT ROW}}
do_catchsql_test 9.3 {
WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<5)
@ -262,7 +262,7 @@ foreach {tn frame} {
SELECT count() OVER (
ORDER BY x ROWS $frame
) FROM c;
" {1 {unsupported frame delimiter for ROWS}}
" {1 {unsupported frame specification}}
}
do_catchsql_test 9.8.1 {