/**
 * @fileoverview Drop a canvas dataframe by name. Idempotent. Opt-in via
 * BLS_DATAFRAME_DROP_ENABLED=true — off by default since per-table TTL handles
 * cleanup. Requires CANVAS_PROVIDER_TYPE=duckdb.
 * @module mcp-server/tools/definitions/bls-dataframe-drop
 */
import { z } from '@cyanheads/mcp-ts-core';
import { JsonRpcErrorCode } from '@cyanheads/mcp-ts-core/errors';
export declare const blsDataframeDropTool: import("@cyanheads/mcp-ts-core").ToolDefinition<z.ZodObject<{
    name: z.ZodString;
}, z.core.$strip>, z.ZodObject<{
    name: z.ZodString;
    dropped: z.ZodBoolean;
}, z.core.$strip>, readonly [{
    readonly reason: "canvas_unavailable";
    readonly code: JsonRpcErrorCode.ServiceUnavailable;
    readonly when: "The DataCanvas service is not configured for this deployment.";
    readonly recovery: "Set CANVAS_PROVIDER_TYPE=duckdb in the server environment and restart to enable dataframe tools.";
}], undefined>;
//# sourceMappingURL=bls-dataframe-drop.tool.d.ts.map