exec/java-exec/src/test/resources/functions/cast/testCastVarCharNull.json

{
    head:{
        type:"APACHE_DRILL_PHYSICAL",
        version:"1",
        generator:{
            type:"manual"
        }
    },
    graph:[
        {
            @id:1,
          pop:"fs-scan",
          format: {type: "json"},
          storage:{type: "file", connection: "classpath:///"},
          files:["#{TEST_FILE}"]
       }, {
            @id:2,
            child: 1,
            pop:"project",
            exprs: [
                { ref: "int2varchar", expr:"cast(integer as varchar(20))" },
                { ref: "float2varchar", expr:"cast(float as varchar(20))" }
            ]
        },
        {
            @id: 3,
            child: 2,
            pop: "screen"
        }
    ]
}