{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://gmr.github.io/pglifecycle/schemata/operator.json",
  "title": "Operator",
  "description": "User defined comparison operator",
  "type": "object",
  "properties": {
    "name": {
      "title": "Name",
      "description": "The name of the operator function to create.",
      "type": "string"
    },
    "schema": {
      "title": "Schema",
      "description": "The schema to create the operator function in.",
      "type": "string"
    },
    "owner": {
      "title": "Owner",
      "description": "The role that owns the operator function.",
      "type": "string"
    },
    "sql": {
      "title": "SQL Statement",
      "description": "User-provided raw SQL snippet",
      "type": "string"
    },
    "function": {
      "title": "Function or Procedure Name",
      "description": "The function used to implement this operator.",
      "type": "string"
    },
    "left_arg": {
      "title": "Left Operand",
      "description": "The data type of the operator's left operand, if any. This option would be omitted for a left-unary operator.\n",
      "type": "string"
    },
    "right_arg": {
      "title": "Right Operand",
      "description": "The data type of the operator's right operand, if any. This option would be omitted for a right-unary operator.\n",
      "type": "string"
    },
    "commutator": {
      "title": "Commutator",
      "description": "The commutator of this operator.",
      "type": "string"
    },
    "negator": {
      "title": "Negator",
      "description": "The negator of this operator.",
      "type": "string"
    },
    "restrict": {
      "title": "Restriction Selectivity Estimator Function",
      "description": "The restriction selectivity estimator function for this operator.",
      "type": "string"
    },
    "join": {
      "title": "Join Selectivity Estimator Function",
      "description": "The join selectivity estimator function for this operator.",
      "type": "string"
    },
    "hashes": {
      "title": "Hashes",
      "description": "Indicates this operator can support a hash join.",
      "type": "boolean"
    },
    "merges": {
      "title": "Merges",
      "description": "Indicates this operator can support a merge join.",
      "type": "boolean"
    },
    "comment": {
      "title": "Comment",
      "description": "An optional comment about the operator.",
      "type": "string"
    },
    "dependencies": {
      "title": "Dependencies",
      "description": "Objects this object depends on, for the cases the dependency graph cannot infer: an ordering the topological sort would otherwise get wrong, such as a foreign key between tables or an inheritance parent.\nEach entry names an object as `schema.name`, or unqualified for a schemaless type. A function or aggregate carries its argument signature (`test.f(integer)`) and a cast its types (`(int4 AS timestamp)`), since the name alone is ambiguous.\n",
      "type": "object",
      "properties": {
        "aggregates": {
          "description": "The aggregates this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "collations": {
          "description": "The collations this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "domains": {
          "description": "The domains this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "event_triggers": {
          "description": "The event triggers this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "extensions": {
          "description": "The extensions this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "foreign_data_wrappers": {
          "description": "The foreign data wrappers this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "functions": {
          "description": "The functions this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "languages": {
          "description": "The languages this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "materialized_views": {
          "description": "The materialized views this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "publications": {
          "description": "The publications this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "sequences": {
          "description": "The sequences this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "servers": {
          "description": "The servers this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "subscriptions": {
          "description": "The subscriptions this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "tables": {
          "description": "The tables this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "types": {
          "description": "The types this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "user_mappings": {
          "description": "The user mappings this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "users": {
          "description": "The users this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "views": {
          "description": "The views this object depends on.",
          "type": "array",
          "items": {
            "type": "string"
          }
        }
      },
      "additionalProperties": false
    }
  },
  "oneOf": [
    {
      "required": [
        "sql"
      ],
      "not": {
        "required": [
          "function",
          "left_arg",
          "right_arg",
          "commutator",
          "negator",
          "restrict",
          "join",
          "hashes",
          "merges",
          "sql"
        ]
      }
    },
    {
      "required": [
        "function"
      ],
      "not": {
        "required": [
          "sql"
        ]
      }
    }
  ]
}