| { |
| "head" : { |
| "type" : "APACHE_DRILL_LOGICAL", |
| "version" : 1, |
| "generator" : { |
| "type" : "optiq", |
| "info" : "na" |
| } |
| }, |
| "storage" : { |
| "parquet-local" : { |
| "type" : "parquet", |
| "dfsName" : "file:///", |
| "enabled": true |
| } |
| }, |
| "query" : [ { |
| "op" : "scan", |
| "@id" : 1, |
| "memo" : "initial_scan", |
| "storageengine" : "parquet-local", |
| "selection" : [ { |
| "path" : "/tmp/parquet" |
| } ], |
| "ref" : "_MAP" |
| }, { |
| "op" : "project", |
| "@id" : 2, |
| "input" : 1, |
| "projections" : [ { |
| "ref" : "$f0", |
| "expr" : "_MAP.b" |
| }, { |
| "ref" : "$f1", |
| "expr" : "_MAP.d" |
| }, { |
| "ref" : "$f2", |
| "expr" : "1" |
| }, { |
| "ref" : "$f3", |
| "expr" : "2" |
| } ] |
| }, { |
| "op" : "segment", |
| "@id" : 3, |
| "input" : 2, |
| "exprs" : [ "$f0", "$f1" ], |
| "name" : "segment" |
| }, { |
| "op" : "collapsingaggregate", |
| "@id" : 4, |
| "input" : 3, |
| "within" : "segment", |
| "target" : null, |
| "carryovers" : [ "$f0", "$f1" ], |
| "aggregations" : [ { |
| "ref" : "EXPR$0", |
| "expr" : "count($f2) " |
| }, { |
| "ref" : "EXPR$1", |
| "expr" : "count($f3) " |
| } ] |
| }, { |
| "op" : "project", |
| "@id" : 5, |
| "input" : 4, |
| "projections" : [ { |
| "ref" : "EXPR$0", |
| "expr" : "EXPR$0" |
| }, { |
| "ref" : "EXPR$1", |
| "expr" : "EXPR$1" |
| }, { |
| "ref" : "C", |
| "expr" : "$f0" |
| }, { |
| "ref" : "X", |
| "expr" : "$f1" |
| } ] |
| }, { |
| "op" : "store", |
| "@id" : 6, |
| "memo" : "output sink", |
| "input" : 5, |
| "target" : { |
| "number" : 0 |
| }, |
| "partition" : null, |
| "storageEngine" : "queue" |
| } ] |
| } |
