1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
/* syntax version 1 */
/* postgres can not */
/* dq can not */
/* dqfile can not */
/* yt can not */
pragma warning("disable", "4510");
pragma warning("disable", "1108");
-- like 'aaaa'
select YQL::RangeComputeFor(
Struct<a:PgInt4,b:PgText>,
($row) -> (StartsWith(FromPg($row.b), 'aaaa') ?? false),
AsTuple(AsAtom("b"))
);
-- not like 'aaaa'
select YQL::RangeComputeFor(
Struct<a:PgInt4,b:PgText>,
($row) -> (not (StartsWith(FromPg($row.b), 'aaaa') ?? true)),
AsTuple(AsAtom("b"))
);
-- like <invalid utf8>
select YQL::RangeComputeFor(
Struct<a:PgInt4,b:PgText>,
($row) -> (StartsWith(FromPg($row.b), 'a\xf5') ?? false),
AsTuple(AsAtom("b"))
);
-- not like <invalid utf8>
select YQL::RangeComputeFor(
Struct<a:PgInt4,b:PgText>,
($row) -> (not (StartsWith(FromPg($row.b), 'a\xf5') ?? true)),
AsTuple(AsAtom("b"))
);
|