Mryange

[Refactor](SerDe) use DataTypeSerDe to serialize column to text

48

### What problem does this PR solve? ### Release note None ### Check List (For Author) - Test - [ ] Regression test - [ ] Unit Test - [...

## Versions - [x] dev - [ ] 3.x - [ ] 2.1 - [ ] 2.0 ## Languages - [x] Chinese - [x] English ## Docs Checklist - [...

## Versions - [x] dev - [ ] 3.x - [ ] 2.1 - [ ] 2.0 ## Languages - [x] Chinese - [x] English ## Docs Checklist - [...

## Versions - [x] dev - [ ] 3.0 - [ ] 2.1 - [ ] 2.0 ## Languages - [x] Chinese - [x] English ## Docs Checklist - [...

## Versions - [ ] dev - [ ] 3.0 - [ ] 2.1 - [ ] 2.0 ## Languages - [ ] Chinese - [ ] English ## Docs...

## Versions - [x] dev - [ ] 3.0 - [ ] 2.1 - [ ] 2.0 ## Languages - [x] Chinese - [x] English ## Docs Checklist - [...

[chore](code)Remove the unused member variable _getting_const_col and get_const_col no longer constructs a block.

24

### What problem does this PR solve? Currently this variable is only used in DCHECK. Whether to apply the const optimization (is_const_and_have_executed) does not depend on this variable. ``` bool...

[refine](exec)Provide an execute_filter interface in expr to execute execute_conjuncts.

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### What problem does this PR solve? Previously, execute_conjuncts had to check on every operation whether it was an rf wrapper; now that check is encapsulated in a virtual method....

[chore](column) add check in assume_mutable

1

### What problem does this PR solve? ### Release note None ### Check List (For Author) - Test - [ ] Regression test - [ ] Unit Test - [...

[chore](function) non_nullable function output nullmap if has null

1

### What problem does this PR solve? ``` [INVALID_ARGUMENT]There's NULL value in column column which is illegal for non_nullable , null map: 0,1,0, ``` ### Release note None ### Check...