import type { PartitioningConfig } from '../schema/table-builder';
/**
 * Build the `PARTITION BY <STRATEGY> (<key>)` clause appended after a CREATE
 * TABLE's column list to declare a partitioned (parent) table.
 *
 * - Column-based: `PARTITION BY RANGE ("created_at")`
 * - Expression-based: `PARTITION BY RANGE (date_trunc('month', created_at))`
 */
export declare function buildPartitionByClause(config: PartitioningConfig): string;
/**
 * Validate the PostgreSQL rule that a partitioned table's PRIMARY KEY (and any
 * UNIQUE constraint) must include every partition-key column. Throws a
 * descriptive error before the (otherwise cryptic) database error.
 *
 * Only checked for column-based partitioning when a primary key exists;
 * expression-based keys cannot be validated here.
 *
 * @param pkColumnNames Unquoted database column names that form the primary key.
 */
export declare function validatePartitioningPrimaryKey(config: PartitioningConfig, pkColumnNames: string[], tableName: string): void;
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