[branch-2.1](function) fix wrong floor of function date_diff when unit less than day (#49429)#50606
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yiguolei merged 1 commit intoapache:branch-2.1from May 7, 2025
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…than day (apache#49429) Issue Number: close #xxx Related PR: #xxx Problem Summary: should consider the microseconds' effect. before: ```sql mysql> select hours_diff('2023-10-15 00:00:00', '2023-10-14 00:00:00.1'); +------------------------------------------------------------+ | hours_diff('2023-10-15 00:00:00', '2023-10-14 00:00:00.1') | +------------------------------------------------------------+ | 24 | +------------------------------------------------------------+ ``` now: ```sql mysql> select hours_diff('2023-10-15 00:00:00', '2023-10-14 00:00:00.1'); +------------------------------------------------------------+ | hours_diff('2023-10-15 00:00:00', '2023-10-14 00:00:00.1') | +------------------------------------------------------------+ | 23 | +------------------------------------------------------------+ ``` fix the wrong floor of function date_diff when unit less than day - Test <!-- At least one of them must be included. --> - [x] Regression test - [ ] Unit Test - [ ] Manual test (add detailed scripts or steps below) - [ ] No need to test or manual test. Explain why: - [ ] This is a refactor/code format and no logic has been changed. - [ ] Previous test can cover this change. - [ ] No code files have been changed. - [ ] Other reason <!-- Add your reason? --> - Behavior changed: - [x] No. - [ ] Yes. <!-- Explain the behavior change --> - Does this need documentation? - [x] No. - [ ] Yes. <!-- Add document PR link here. eg: apache/doris-website#1214 --> - [ ] Confirm the release note - [ ] Confirm test cases - [ ] Confirm document - [ ] Add branch pick label <!-- Add branch pick label that this PR should merge into -->
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May 7, 2025
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pick #49429