[Feature]: Add post filter for query/search iterator

[xiaofan-luan]

Is there an existing issue for this?

• I have searched the existing issues

Is your feature request related to a problem? Please describe.

See
#35202

Sometimes the filter is done by other system, and we can not a huge filter condition with many PKs.

We should let the user pass in PK set and iterator raturn result only in the PK set.

Describe the solution you'd like.

No response

Describe an alternate solution.

No response

Anything else? (Additional Context)

No response

[xiaofan-luan]

This is a purely client suger since we can't this map to client(since this might be too large to pass it through rpc)