Delay expand ranges for multi cn #20360
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Conflicts: pkg/sql/compile/compile.go pkg/sql/compile/scope.go
� Conflicts: � pkg/pb/pipeline/pipeline.pb.go � pkg/sql/compile/compile.go � pkg/sql/compile/remoterun.go � pkg/vm/engine/types.go � proto/pipeline.proto
Conflicts: pkg/pb/pipeline/pipeline.pb.go
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What type of PR is this?
Which issue(s) this PR fixes:
issue #15598
What this PR does / why we need it:
彻底实现将ranges操作delay到运行时
不需要将blocklist序列化后发送，减少开销
修改shuffle的逻辑，多cn时不用访问全量元数据
移除无用的冗余代码