{
  "name": "get_query_schema",
  "description": "Get the column schema for a specific TRQL table. Available tables: 'runs' (task execution data), 'metrics' (CPU, memory, custom metrics), 'llm_metrics' (LLM token usage, costs, latency). Returns columns, types, descriptions, and allowed values for the specified table.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "projectRef": {
        "type": "string",
        "description": "The trigger.dev project ref, starts with proj_. We will attempt to automatically detect the project ref if running inside a directory that includes a trigger.config.ts file, or if you pass the --project-ref option to the MCP server."
      },
      "configPath": {
        "type": "string",
        "description": "The path to the trigger.config.ts file. Only used when the trigger.config.ts file is not at the root dir (like in a monorepo setup). If not provided, we will try to find the config file in the current working directory"
      },
      "environment": {
        "type": "string",
        "enum": [
          "dev",
          "staging",
          "prod",
          "preview"
        ],
        "description": "The environment to get tasks for",
        "default": "dev"
      },
      "branch": {
        "type": "string",
        "description": "The branch to get tasks for, only used for preview environments"
      },
      "table": {
        "type": "string",
        "description": "The table name to get the schema for (e.g. 'runs', 'metrics', 'llm_metrics')."
      }
    },
    "required": [
      "table"
    ],
    "additionalProperties": false,
    "$schema": "http://json-schema.org/draft-07/schema#"
  }
}