Postgres tsvector/tsquery support

[Huliiiiii]

https://www.postgresql.org/docs/current/datatype-textsearch.html

• query
• orm
• codegen
• schema

[mansiverma897993]

Assign this issue to me .

[mansiverma897993]

@Huliiiiii Check at once #3041 ? let me know if any changes required ...

[Huliiiiii]

It means postgres tsvector, not typescript vector.
I've changed the issue title to make it clearer.

[mansiverma897993]

Thats fine now as description is needed ..i will updated it