[Feature](func) Support function PREVIOUS_DAY#3390
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### What problem does this PR solve? Issue Number: close #xxx Related PR: ### Release note doc: apache/doris-website#3390 Given an input date value, return the date of the day of the week before it. ```text Doris> select previous_day('2023-04-06', 'Monday'); +--------------------------------------+ | previous_day('2023-04-06', 'Monday') | +--------------------------------------+ | 2023-04-03 | +--------------------------------------+ 1 row in set (0.13 sec) Doris> select previous_day('2023-04-06', 'Tue'); +-----------------------------------+ | previous_day('2023-04-06', 'Tue') | +-----------------------------------+ | 2023-04-04 | +-----------------------------------+ 1 row in set (0.04 sec) Doris> select previous_day('2023-04-06 20:13:14', 'Fr'); +-------------------------------------------+ | previous_day('2023-04-06 20:13:14', 'Fr') | +-------------------------------------------+ | 2023-03-31 | +-------------------------------------------+ 1 row in set (0.04 sec) ``` None ### Check List (For Author) - Test <!-- At least one of them must be included. --> - [ ] 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: - [ ] No. - [ ] Yes. <!-- Explain the behavior change --> - Does this need documentation? - [ ] No. - [x] Yes. apache/doris-website#3390 ### Check List (For Reviewer who merge this PR) - [ ] 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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### What problem does this PR solve? Issue Number: close #xxx Related PR: ### Release note doc: apache/doris-website#3390 Given an input date value, return the date of the day of the week before it. ```text Doris> select previous_day('2023-04-06', 'Monday'); +--------------------------------------+ | previous_day('2023-04-06', 'Monday') | +--------------------------------------+ | 2023-04-03 | +--------------------------------------+ 1 row in set (0.13 sec) Doris> select previous_day('2023-04-06', 'Tue'); +-----------------------------------+ | previous_day('2023-04-06', 'Tue') | +-----------------------------------+ | 2023-04-04 | +-----------------------------------+ 1 row in set (0.04 sec) Doris> select previous_day('2023-04-06 20:13:14', 'Fr'); +-------------------------------------------+ | previous_day('2023-04-06 20:13:14', 'Fr') | +-------------------------------------------+ | 2023-03-31 | +-------------------------------------------+ 1 row in set (0.04 sec) ``` None ### Check List (For Author) - Test <!-- At least one of them must be included. --> - [ ] 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: - [ ] No. - [ ] Yes. <!-- Explain the behavior change --> - Does this need documentation? - [ ] No. - [x] Yes. apache/doris-website#3390 ### Check List (For Reviewer who merge this PR) - [ ] 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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