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author | udovichenko-r <udovichenko-r@yandex-team.com> | 2024-11-19 14:58:38 +0300 |
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committer | udovichenko-r <udovichenko-r@yandex-team.com> | 2024-11-19 15:16:27 +0300 |
commit | 24521403b1c44303e043ba540c09b1fe991c7474 (patch) | |
tree | 341d1e7206bc7c143d04d2d96f05b6dc0655606d /yql/essentials/tests/sql/suites/action/nested_rewrite_io.sql | |
parent | 72b3cd51dc3fb9d16975d353ea82fd85701393cc (diff) | |
download | ydb-24521403b1c44303e043ba540c09b1fe991c7474.tar.gz |
YQL-19206 Move contrib/ydb/library/yql/tests/sql/suites -> yql/essentials/tests/sql/suites
commit_hash:d0ef1f92b09c94db7c2408f946d2a4c62b603f00
Diffstat (limited to 'yql/essentials/tests/sql/suites/action/nested_rewrite_io.sql')
-rw-r--r-- | yql/essentials/tests/sql/suites/action/nested_rewrite_io.sql | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/yql/essentials/tests/sql/suites/action/nested_rewrite_io.sql b/yql/essentials/tests/sql/suites/action/nested_rewrite_io.sql new file mode 100644 index 0000000000..4150bc7e3f --- /dev/null +++ b/yql/essentials/tests/sql/suites/action/nested_rewrite_io.sql @@ -0,0 +1,22 @@ +use plato; +$input = select * from AS_TABLE([<|a:"foo",b:"123"|>]); + +$mapping = select {"a":"String", "b":"Int32"} from Input limit 1; + +$transformer = ($type)->{ + $t = EvaluateType(ParseTypeHandle($type)); + return ($value)->{ return cast($value as $t); }; +}; + +$converter = ($row)->{ + return EvaluateCode(LambdaCode(($rowCode)->{ + return FuncCode("AsStruct", ListMap(StructMembers($row), ($name)->{ + return ListCode( + AtomCode($name), + FuncCode("Apply", QuoteCode($transformer(Unwrap($mapping[$name]))), FuncCode("Member", $rowCode, AtomCode($name))) + ); + })); + }))($row); +}; + +select * from (select $converter(TableRow()) from $input) flatten columns; |