{
  "extensionUris": [
    {
      "uri": "https://github.com/substrait-io/substrait/blob/main/extensions/functions_aggregate_generic.yaml"
    }
  ],
  "extensions": [
    {
      "extensionFunction": {
        "functionAnchor": 185,
        "name": "count:any"
      }
    }
  ],
  "relations": [
    {
      "root": {
        "input": {
          "aggregate": {
            "input": {
              "read": {
                "common": {
                  "direct": {}
                },
                "baseSchema": {
                  "names": [
                    "a"
                  ],
                  "struct": {
                    "types": [
                      {
                        "i64": {
                          "nullability": "NULLABILITY_NULLABLE"
                        }
                      }
                    ],
                    "nullability": "NULLABILITY_NULLABLE"
                  }
                },
                "namedTable": {
                  "names": [
                    "data"
                  ]
                }
              }
            },
            "grouping_expressions": [
              {
                "selection": {
                  "directReference": {
                    "structField": {}
                  },
                  "rootReference": {}
                }
              }
            ],
            "groupings": [
              {
                "expression_references": [0]
              }
            ],
            "measures": [
              {
                "measure": {
                  "functionReference": 185,
                  "phase": "AGGREGATION_PHASE_INITIAL_TO_RESULT",
                  "outputType": {
                    "i64": {}
                  },
                  "arguments": [
                    {
                      "value": {
                        "selection": {
                          "directReference": {
                            "structField": {}
                          },
                          "rootReference": {}
                        }
                      }
                    }
                  ]
                }
              }
            ]
          }
        },
        "names": [
          "a",
          "countA"
        ]
      }
    }
  ],
  "version": {
    "minorNumber": 54,
    "producer": "subframe"
  }
}