refactor: drop table procedure

[WenyXu]

I hereby agree to the terms of the GreptimeDB CLA.

Refer to a related PR or issue link (optional)

What's changed and what's your intention?

1. Fetch the table info & route during the execution
2. Add mores tests

Checklist

• I have written the necessary rustdoc comments.
• I have added the necessary unit tests and integration tests.
• This PR does not require documentation updates.

[codecov]

Codecov Report

Attention: Patch coverage is 75.30864% with 40 lines in your changes are missing coverage. Please review.

Project coverage is 84.75%. Comparing base (5d73993) to head (4532b20).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3688      +/-   ##
==========================================
- Coverage   85.20%   84.75%   -0.45%     
==========================================
  Files         955      957       +2     
  Lines      158994   159154     +160     
==========================================
- Hits       135469   134894     -575     
- Misses      23525    24260     +735     

[fengjiachun]

LGTM