| { |
| head:{ |
| type:"APACHE_DRILL_PHYSICAL", |
| version:"1", |
| generator:{ |
| type:"manual" |
| } |
| }, |
| graph:[ |
| { |
| @id:1, |
| pop:"mock-sub-scan", |
| url: "http://apache.org", |
| entries:[ |
| {records: 1, types: [ |
| {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"}, |
| {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"} |
| ]} |
| ] |
| }, |
| { |
| @id:2, |
| child: 1, |
| pop:"project", |
| exprs: [ |
| { ref: "col1", expr: "char_length('aababcdf')"}, |
| { ref: "col2", expr: "char_length('')"}, |
| { ref: "col3", expr: "char_length(varcharcol)"}, |
| { ref: "col4", expr: "char_length(nullvarcharcol)"}, |
| { ref: "col5", expr: "character_length('aababcdf')"}, |
| { ref: "col6", expr: "character_length('')"}, |
| { ref: "col7", expr: "character_length(varcharcol)"}, |
| { ref: "col8", expr: "character_length(nullvarcharcol)"}, |
| { ref: "col9", expr: "length('aababcdf')"}, |
| { ref: "col10", expr: "length('')"}, |
| { ref: "col11", expr: "length(varcharcol)"}, |
| { ref: "col12", expr: "length(nullvarcharcol)"} |
| ] |
| }, |
| { |
| @id: 3, |
| child: 2, |
| pop: "screen" |
| } |
| ] |
| } |