Add analyze information (#4070)

pkg/sql/colexec/loopjoin/join.go

pkg/sql/colexec/loopjoin/join_test.go

pkg/sql/colexec/loopleft/join.go

pkg/sql/colexec/loopleft/join_test.go

pkg/sql/colexec/loopsemi/join.go

pkg/sql/colexec/loopsemi/join_test.go

pkg/sql/colexec/merge/merge.go

pkg/sql/colexec/merge/merge_test.go

pkg/sql/colexec/mergegroup/group.go

pkg/sql/colexec/mergegroup/group_test.go

pkg/sql/colexec/mergelimit/limit.go

pkg/sql/colexec/mergelimit/limit_test.go

pkg/sql/colexec/mergeoffset/offset.go

pkg/sql/colexec/mergeoffset/offset_test.go

pkg/sql/colexec/mergeorder/order.go

pkg/sql/colexec/mergeorder/order_test.go

pkg/sql/colexec/mergetop/top.go

pkg/sql/colexec/mergetop/top_test.go

pkg/sql/colexec/offset/offset.go

pkg/sql/colexec/offset/offset_test.go