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-- distributed with this work for additional information
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-- 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
--
--   http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing,
-- software distributed under the License is distributed on an
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-- KIND, either express or implied.  See the License for the
-- specific language governing permissions and limitations
-- under the License.

statement
CREATE TABLE test_substring(s string) USING parquet

statement
INSERT INTO test_substring VALUES ('hello world'), (''), (NULL), ('abc')

query
SELECT substring(s, 1, 5) FROM test_substring

query
SELECT substring(s, -3) FROM test_substring

query
SELECT substring(s, 0, 3) FROM test_substring

query
SELECT substring(s, 1, 0) FROM test_substring

query
SELECT substring(s, 1, -1) FROM test_substring

query
SELECT substring(s, 100) FROM test_substring

-- literal + literal + literal
query ignore(https://github.com/apache/datafusion-comet/issues/3337)
SELECT substring('hello world', 1, 5), substring('hello world', -3), substring('', 1, 5), substring(NULL, 1, 5)
