[Feature]: Support map/set as a data type

[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.

Milvus already support array and map in json, but there are no native map support.

for many use cases like recommendation and tag storage, kkv is an important data model.

operation supported

• insertion, flush, compaction of map
• storage format of set
• bulk insertion
• contain expression
• cardinality (length)
• containsAll/contains any expression
• intersection operation(New operation)
• backup support
• go and python SDK support

Not need to included
update/remove map set (need partial update feature to be ready)
CDC support

Describe the solution you'd like.

No response

Describe an alternate solution.

No response

Anything else? (Additional Context)

No response

[xiaofan-luan]

any one interested in taking it?

[wayblink]

I 'd like take it if no others interested in it

[xiaofan-luan]

/assign @wayblink