## Description
- Update the Oracle plugin code to use newer error framework infra.
- Add support to fetch DB schema and show dynamic query templates.
- The following info is shown to the users as part of the DB schema:
table names, column names for each table, column types, primary key,
foreign key
- Update static query templates.
- Update datasource form to show mandatory fields with asterik mark
- Update datasource validity check to return error on empty password
field
- Improve data read for the following types: `timestamp with local time
zone` , `clob`, `nclob`
- Minor refactor into modular re-usable functions
Fixes#20794#20795
## Type of change
- New feature (non-breaking change which adds functionality)
## How Has This Been Tested?
- Manual
- JUnit TC to be added via separate PR. Another issue it open to track
it.
### Test Plan
[Test plan
links](https://github.com/appsmithorg/TestSmith/issues?q=is%3Aopen+is%3Aissue+label%3A%22Oracle+SQL+DB%22)
### Issues raised during DP testing
https://github.com/appsmithorg/appsmith/issues/21487
## Checklist:
### Dev activity
- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my own code
- [x] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [x] PR is being merged under a feature flag
### QA activity:
- [ ] Test plan has been approved by relevant developers
- [x] Test plan has been peer-reviewed by QA
- [ ] Organized project review call with relevant stakeholders after
Round 1/2 of QA
- [ ] Cypress test cases have been added and approved by either SDET or
manual QA
- [ ] Added Test Plan Approved label after reviewing all Cypress tests
- [ ] Added Test Plan Approved label after developers review JUnit tests
0e54c57ead