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81aeff2d2a
With JOIN from system.clusters one can figure out from which server data came. TODO: - optimization to avoid communicating with unrelated shards (for queries like "AND _shard_num = n") - fix aliases (see tests with serverError expected) v0: AddingConstColumnBlockInputStream v2: VirtualColumnUtils::rewriteEntityInAst v3: fix remote(Distributed) by appending _shard_num only if has been requested
37 lines
285 B
Plaintext
37 lines
285 B
Plaintext
remote(system.one)
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0
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0
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0
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1 0
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1 0
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2 0
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1 0
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dist_1
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1
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1 10
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10
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1
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1
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1 10
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1 20
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10
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20
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dist_2
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1
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2
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1 100
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2 100
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100
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100
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remote(Distributed)
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1 100
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1 100
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JOIN system.clusters
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1 10 localhost ::1 9000
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1 20 localhost ::1 9000
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1 10 localhost ::1 9000
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1 20 localhost ::1 9000
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dist_3
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100 foo
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foo 100 foo
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