[Fix](function) fix wrong floor of function date_diff when unit less than day#49429
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BiteTheDDDDt merged 4 commits intoapache:masterfrom Apr 21, 2025
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[Fix](function) fix wrong floor of function date_diff when unit less than day#49429BiteTheDDDDt merged 4 commits intoapache:masterfrom
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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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…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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…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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…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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morrySnow
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Oct 15, 2025
…56893) ### What problem does this PR solve? Related PR: #49429 Problem Summary: only fix in 3.1 before: mysql> select hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) from my_doris_table; +-----------------------------------------------------------------+ | hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) | +-----------------------------------------------------------------+ | 103079215078 | +-----------------------------------------------------------------+ now: mysql> select hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) from my_doris_table; +-----------------------------------------------------------------+ | hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) | +-----------------------------------------------------------------+ | -24 | +-----------------------------------------------------------------+
Hastyshell
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Nov 12, 2025
…ev1 (apache#5237) pick apache#54967 Related PR: apache#49429 Problem Summary: before: ```sql mysql> select hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) from my_doris_table; +-----------------------------------------------------------------+ | hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) | +-----------------------------------------------------------------+ | 103079215078 | +-----------------------------------------------------------------+ ``` now: ```sql mysql> select hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) from my_doris_table; +-----------------------------------------------------------------+ | hours_diff(now(), date_format(event_date, '%Y-%m-%d %H:00:00')) | +-----------------------------------------------------------------+ | -24 | +-----------------------------------------------------------------+ ``` and make fe fold of `now()` return v2 type ### Release note Fix wrong calculation of timestampdiff of datetimev1
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What problem does this PR solve?
Issue Number: close #xxx
Related PR: #xxx
Problem Summary:
should consider the microseconds' effect.
before:
now:
Release note
fix the wrong floor of function date_diff when unit less than day
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