import type { CTEBuilder } from "../builders/cte.js";
import type { TableConfig } from "../types/index.js";
/** Format CTE definitions into a WITH clause and shift parameter placeholders */
export declare function buildCtePrefix(ctes: CTEBuilder[], params: unknown[]): string;
/** Format RETURNING clause for table columns */
export declare function buildReturningClause(returning: string[] | undefined, tableConfig: TableConfig): string;
/** Append SQL comment tag if provided */
export declare function applyComment(query: string, comment?: string): string;
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