[improve] modify type judgement statements

[MaoMiMao]

Proposed changes

The typeMismatchMessage method creates a string object describing the error every time, but this object is only used when there is a type mismatch. This impacts performance and memory.

Issue Number: NO

Problem Summary:

Describe the overview of changes.

Checklist(Required)

1. Does it affect the original behavior: No
2. Has unit tests been added: No Need
3. Has document been added or modified: No Need
4. Does it need to update dependencies: No
5. Are there any changes that cannot be rolled back: No

Further comments

If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...

[JNSimba]

ci failed, PTAL@MaoMiMao

[MaoMiMao]

@JNSimba Resolved