[improvement](mtmv) Add id to statistics map in statement context for cost estimation later

[seawinde]

Proposed changes

Add id to statistics map in statement context for cost estimation later this helps to improve the probability to use materialized view when query a single table with aggregate and many filter

Further comments

If this is a relatively large or complex change, kick off the discussion at [email protected] by explaining why you chose the solution you did and what alternatives you considered, etc...