/**
 * PostgreSQL Statistics Tools - Column Validation
 *
 * Shared validator for numeric column requirements.
 */
import type { PostgresAdapter } from "../../postgres-adapter.js";
/**
 * Validate that a table exists and a column is numeric.
 * Throws user-friendly error messages for missing table/column.
 */
export declare function validateNumericColumn(adapter: PostgresAdapter, table: string, column: string, schema: string): Promise<void>;
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