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Support for INTERVAL inside window frames (#655)

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* Add support to for INTERVAL inside window queries

* Remove the unnecessary ancillary struct Interval

* Convert Window Frame Bound to Expr

* remove unnecessary changes

* remove unnecessary changes

Co-authored-by: Mehmet Ozan Kabak <ozankabak@gmail.com>
This commit is contained in:
Mustafa akur 2022-10-15 13:34:52 +03:00 • committed by GitHub
parent cacdf3305f
commit 427bec4ccc
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3 changed files with 11 additions and 5 deletions
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6
tests/sqlparser_common.rs
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@ -2940,13 +2940,17 @@ fn parse_window_functions() {
ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW), \
avg(bar) OVER (ORDER BY a \
RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING), \
sum(bar) OVER (ORDER BY a \
RANGE BETWEEN INTERVAL '1' DAY PRECEDING AND INTERVAL '1 MONTH' FOLLOWING), \
COUNT(*) OVER (ORDER BY a \
RANGE BETWEEN INTERVAL '1 DAY' PRECEDING AND INTERVAL '1 DAY' FOLLOWING), \
max(baz) OVER (ORDER BY a \
ROWS UNBOUNDED PRECEDING), \
sum(qux) OVER (ORDER BY a \
GROUPS BETWEEN 1 PRECEDING AND 1 FOLLOWING) \
FROM foo";
let select = verified_only_select(sql);
assert_eq!(5, select.projection.len());
assert_eq!(7, select.projection.len());
assert_eq!(
&Expr::Function(Function {
name: ObjectName(vec![Ident::new("row_number")]),