[
  {
    "name": "Aggregates",
    "cmd": ":one",
    "columns": [
      {
        "name": "n",
        "type": {
          "name": "uint64"
        }
      },
      {
        "name": "top",
        "type": {
          "name": "float64"
        }
      },
      {
        "name": "sum(amount)",
        "type": {
          "name": "float64"
        }
      },
      {
        "name": "first_tag",
        "type": {
          "name": "string",
          "nullable": true
        }
      },
      {
        "name": "uniq(name)",
        "type": {
          "name": "uint64"
        }
      }
    ],
    "params": []
  },
  {
    "name": "Expressions",
    "cmd": ":many",
    "columns": [
      {
        "name": "next_id",
        "type": {
          "name": "uint64"
        }
      },
      {
        "name": "maybe",
        "type": {
          "name": "string",
          "nullable": true
        }
      },
      {
        "name": "tag_or_none",
        "type": {
          "name": "string"
        }
      },
      {
        "name": "lower(name)",
        "type": {
          "name": "string"
        }
      },
      {
        "name": "today",
        "type": {
          "name": "date"
        }
      },
      {
        "name": "big",
        "type": {
          "name": "uint8"
        }
      },
      {
        "name": "word",
        "type": {
          "name": "string",
          "nullable": true
        }
      }
    ],
    "params": []
  },
  {
    "name": "LeftJoinDefaults",
    "cmd": ":many",
    "columns": [
      {
        "name": "id",
        "type": {
          "name": "uint64"
        },
        "table": "events"
      },
      {
        "name": "name",
        "type": {
          "name": "string"
        },
        "table": "events"
      },
      {
        "name": "email",
        "type": {
          "name": "string"
        },
        "table": "users"
      }
    ],
    "params": []
  },
  {
    "name": "Positional",
    "cmd": ":many",
    "columns": [
      {
        "name": "id",
        "type": {
          "name": "uint64"
        },
        "table": "events"
      },
      {
        "name": "name",
        "type": {
          "name": "string"
        },
        "table": "events"
      }
    ],
    "params": [
      {
        "number": 1,
        "column": {
          "name": "name",
          "type": {
            "name": "string"
          },
          "table": "events"
        }
      },
      {
        "number": 2,
        "column": {
          "name": "amount",
          "type": {
            "name": "float64"
          },
          "table": "events"
        }
      },
      {
        "number": 3,
        "column": {
          "name": "tag",
          "type": {
            "name": "string",
            "nullable": true
          },
          "table": "events"
        }
      }
    ]
  },
  {
    "name": "Named",
    "cmd": ":many",
    "columns": [
      {
        "name": "id",
        "type": {
          "name": "uint64"
        },
        "table": "events"
      },
      {
        "name": "name",
        "type": {
          "name": "string"
        },
        "table": "events"
      }
    ],
    "params": [
      {
        "number": 1,
        "column": {
          "name": "name",
          "type": {
            "name": "string"
          },
          "table": "events"
        }
      },
      {
        "number": 2,
        "column": {
          "name": "tag",
          "type": {
            "name": "string",
            "nullable": true
          },
          "table": "events"
        }
      },
      {
        "number": 3,
        "column": {
          "name": "amount",
          "type": {
            "name": "float64"
          },
          "table": "events"
        }
      },
      {
        "number": 4,
        "column": {
          "name": "amount",
          "type": {
            "name": "float64"
          },
          "table": "events"
        }
      }
    ]
  },
  {
    "name": "Functions",
    "cmd": ":many",
    "columns": [
      {
        "name": "id",
        "type": {
          "name": "uint64"
        },
        "table": "events"
      }
    ],
    "params": [
      {
        "number": 1,
        "column": {
          "name": "lower",
          "type": {
            "name": "string"
          }
        }
      },
      {
        "number": 2,
        "column": {
          "name": "id",
          "type": {
            "name": "uint64"
          },
          "table": "events"
        }
      },
      {
        "number": 3,
        "column": {
          "name": "toDate",
          "type": {
            "name": "date"
          }
        }
      }
    ]
  },
  {
    "name": "Paging",
    "cmd": ":many",
    "columns": [
      {
        "name": "id",
        "type": {
          "name": "uint64"
        },
        "table": "events"
      }
    ],
    "params": [
      {
        "number": 1,
        "column": {
          "name": "",
          "type": {
            "name": "uint64"
          }
        }
      },
      {
        "number": 2,
        "column": {
          "name": "",
          "type": {
            "name": "uint64"
          }
        }
      }
    ]
  },
  {
    "name": "Projected",
    "cmd": ":one",
    "columns": [
      {
        "name": "echo",
        "type": {
          "name": "nothing",
          "nullable": true
        }
      },
      {
        "name": "lit",
        "type": {
          "name": "string"
        }
      }
    ],
    "params": [
      {
        "number": 1,
        "column": {
          "name": "echo",
          "type": {
            "name": "nothing",
            "nullable": true
          }
        }
      }
    ]
  }
]