import type { TableSchema } from '../schema/table-builder';
/**
 * Column configuration extracted from schema
 */
export interface ColumnConfig {
    propName: string;
    dbName: string;
    mapper?: {
        toDriver: (value: any) => any;
        fromDriver: (value: any) => any;
    };
    primaryKey?: boolean;
    autoIncrement?: boolean;
}
/**
 * Result from building VALUES clause
 */
export interface ValuesClauseResult {
    valueClauses: string[];
    params: any[];
    nextParamIndex: number;
}
/**
 * Get qualified table name with schema prefix if specified
 */
export declare function getQualifiedTableName(schema: TableSchema): string;
/**
 * Build RETURNING column list from schema
 */
export declare function buildReturningColumnList(schema: TableSchema): string;
/**
 * Build column names list from property keys
 */
export declare function buildColumnNamesList(schema: TableSchema, columnKeys: string[]): string[];
/**
 * Apply mapper and get value for database
 */
export declare function applyToDriverMapper(value: any, config: ColumnConfig): any;
/**
 * Apply fromDriver mapper on query result
 */
export declare function applyFromDriverMapper(value: any, config: ColumnConfig): any;
/**
 * Detect primary keys from schema
 */
export declare function detectPrimaryKeys(schema: TableSchema): string[];
/**
 * Check if schema has auto-increment primary key with provided data
 */
export declare function hasAutoIncrementPrimaryKey(schema: TableSchema, dataKeys: string[]): boolean;
/**
 * PostgreSQL maximum parameter limit
 */
export declare const POSTGRES_MAX_PARAMS = 65535;
/**
 * Calculate optimal chunk size for bulk operations
 */
export declare function calculateOptimalChunkSize(columnCount: number, configChunkSize?: number): number;
/**
 * Build column configs from schema for given data keys
 */
export declare function buildColumnConfigs(schema: TableSchema, dataKeys: string[], includeAutoIncrement?: boolean): ColumnConfig[];
/**
 * Extract unique column keys from array of data objects
 * A column is included if ANY row has a non-undefined value for it.
 * Columns with defaults are only skipped if ALL rows have undefined for that column.
 */
export declare function extractUniqueColumnKeys(dataArray: Record<string, any>[], schema: TableSchema, includeAutoIncrement?: boolean): string[];
/**
 * Build VALUES clause with parameter placeholders
 */
export declare function buildValuesClause(dataArray: Record<string, any>[], columnConfigs: ColumnConfig[], startParamIndex?: number): ValuesClauseResult;
/**
 * Build ON CONFLICT clause for upserts
 */
export declare function buildConflictClause(conflictColumns: string[], updateColumns: string[], schema: TableSchema, targetWhere?: string, setWhere?: string): string;
/**
 * Build column name to DB name mapping
 */
export declare function buildColumnNameMap(schema: TableSchema): Map<string, string>;
/**
 * Get database column name from property name
 */
export declare function getDbColumnName(schema: TableSchema, propName: string): string;
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