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feat: Implement equality = and inequality <> support for StringView #10985
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alamb
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apache:string-view
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Weijun-H:support-equality-for-stringview
Jun 19, 2024
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feat: Implement equality = and inequality <> support for StringView
Weijun-H 9a9006c
chore: Add tests for the StringView
Weijun-H 5930faa
chore
Weijun-H e36a93e
chore: Update tests for NULL
Weijun-H 0f0de6d
fix: Used build_array_string!
Weijun-H 6659d04
chore: Update string_coercion function to handle Utf8View type in bin…
Weijun-H 308075d
chore: add tests
Weijun-H 94ede95
chore: ci
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| Original file line number | Diff line number | Diff line change |
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| # Licensed to the Apache Software Foundation (ASF) under one | ||
| # or more contributor license agreements. See the NOTICE file | ||
| # distributed with this work for additional information | ||
| # regarding copyright ownership. The ASF licenses this file | ||
| # to you under the Apache License, Version 2.0 (the | ||
| # "License"); you may not use this file except in compliance | ||
| # with the License. You may obtain a copy of the License at | ||
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| # http://www.apache.org/licenses/LICENSE-2.0 | ||
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| # Unless required by applicable law or agreed to in writing, | ||
| # software distributed under the License is distributed on an | ||
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| # KIND, either express or implied. See the License for the | ||
| # specific language governing permissions and limitations | ||
| # under the License. | ||
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| # test StringViewArray with Utf8View columns | ||
| statement ok | ||
| create table test as values (arrow_cast('Andrew', 'Utf8View'), arrow_cast('X', 'Utf8View')), | ||
| (arrow_cast('Xiangpeng', 'Utf8View'), arrow_cast('Xiangpeng', 'Utf8View')), | ||
| (arrow_cast('Raphael', 'Utf8View'), arrow_cast('R', 'Utf8View')), | ||
| (arrow_cast(NULL, 'Utf8View'), arrow_cast('R', 'Utf8View')); | ||
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| query B | ||
| select arrow_cast('NULL', 'Utf8View') = arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| false | ||
|
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| query B | ||
| select arrow_cast('NULL', 'Utf8View') <> arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| true | ||
|
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| query B | ||
| select arrow_cast('Andrew', 'Utf8View') = arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| true | ||
|
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| query B | ||
| select arrow_cast('Xiangpeng', 'Utf8View') <> arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| true | ||
|
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| query ?? | ||
| select * from test where column1 = column2; | ||
| ---- | ||
| Xiangpeng Xiangpeng | ||
|
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| query ?? | ||
| select * from test where column1 <> column2; | ||
| ---- | ||
| Andrew X | ||
| Raphael R | ||
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| query ?? | ||
| select * from test where column1 = arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| Andrew X | ||
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| query ?? | ||
| select * from test where column1 = 'Andrew'; | ||
| ---- | ||
| Andrew X | ||
|
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| query ?? | ||
| select * from test where column1 <> arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| Xiangpeng Xiangpeng | ||
| Raphael R | ||
|
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| query ?? | ||
| select * from test where column1 <> 'Andrew'; | ||
| ---- | ||
| Andrew X | ||
|
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| statement ok | ||
| drop table test; | ||
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| # test StringViewArray with Utf8 and Utf8View columns | ||
| statement ok | ||
| create table test as values ('Andrew', arrow_cast('X', 'Utf8View')), | ||
| ('Xiangpeng', arrow_cast('Xiangpeng', 'Utf8View')), | ||
| ('Raphael', arrow_cast('R', 'Utf8View')), | ||
| (NULL, arrow_cast('R', 'Utf8View')); | ||
|
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| query T? | ||
| select * from test where column1 = column2; | ||
| ---- | ||
| Xiangpeng Xiangpeng | ||
|
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| query T? | ||
| select * from test where column1 <> column2; | ||
| ---- | ||
| Andrew X | ||
| Raphael R | ||
|
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| query T? | ||
| select * from test where column1 = arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| Andrew X | ||
|
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| query T? | ||
| select * from test where column1 <> arrow_cast('Andrew', 'Utf8View'); | ||
| ---- | ||
| Xiangpeng Xiangpeng | ||
| Raphael R | ||
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| statement ok | ||
| drop table test; | ||
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I think for this test to run, we need to add
(Utf8View, Utf8) => Utf8View, see #10985 (comment)