| { |
| head:{ |
| type:"APACHE_DRILL_PHYSICAL", |
| version:"1", |
| generator:{ |
| type:"manual" |
| } |
| }, |
| graph:[ |
| {pop : "parquet-scan", |
| @id : 1, |
| entries : [ { |
| path : "/Users/sphillips/tpc-h/supplier" |
| } ], |
| storageengine : { |
| type : "parquet", |
| dfsName : "file:///" |
| }, |
| ref : "_MAP", |
| fragmentPointer : 0 |
| }, |
| { |
| @id:2, |
| child: 1, |
| pop:"project", |
| exprs: [ |
| { ref: "suppkey", expr:"_MAP.S_SUPPKEY"} |
| ] |
| }, |
| { |
| @id: 3, |
| child: 2, |
| pop: "hash-to-random-exchange", |
| expr: "hash(suppkey)" |
| }, |
| { |
| @id: 4, |
| child: 3, |
| pop: "union-exchange" |
| }, |
| { |
| @id: 5, |
| child: 4, |
| pop: "screen" |
| } |
| ] |
| } |