import { IDatabaseAdapter } from './IDatabaseAdapter';
import { IQueryResult } from './IQueryResult';
/**
 * Abstract query builder interface
 * Enables type-safe SQL generation without string concatenation
 * @template T - Type of entity being queried
 */
export interface IQueryBuilder<T = any> {
    /**
     * Select specific columns
     * @param columns - Column names to select
     * @returns Query builder for chaining
     */
    select(...columns: string[]): IQueryBuilder<T>;
    /**
     * Specify table to query from
     * @param table - Table name
     * @returns Query builder for chaining
     */
    from(table: string): IQueryBuilder<T>;
    /**
     * Add WHERE condition
     * @param condition - SQL condition string
     * @param params - Parameters for parameterized query
     * @returns Query builder for chaining
     */
    where(condition: string, params?: any[]): IQueryBuilder<T>;
    /**
     * Add WHERE IN condition
     * @param column - Column name
     * @param values - Array of values for IN clause
     * @returns Query builder for chaining
     */
    whereIn(column: string, values: any[]): IQueryBuilder<T>;
    /**
     * Add ORDER BY clause
     * @param column - Column to order by
     * @param direction - Sort direction (default: ASC)
     * @returns Query builder for chaining
     */
    orderBy(column: string, direction?: 'ASC' | 'DESC'): IQueryBuilder<T>;
    /**
     * Limit number of results
     * @param count - Maximum number of rows
     * @returns Query builder for chaining
     */
    limit(count: number): IQueryBuilder<T>;
    /**
     * Offset results (skip rows)
     * @param count - Number of rows to skip
     * @returns Query builder for chaining
     */
    offset(count: number): IQueryBuilder<T>;
    /**
     * Add INNER JOIN
     * @param table - Table to join
     * @param condition - Join condition
     * @returns Query builder for chaining
     */
    join(table: string, condition: string): IQueryBuilder<T>;
    /**
     * Add LEFT JOIN
     * @param table - Table to join
     * @param condition - Join condition
     * @returns Query builder for chaining
     */
    leftJoin(table: string, condition: string): IQueryBuilder<T>;
    /**
     * Insert single row
     * @param data - Data to insert
     * @returns Query builder for chaining
     */
    insert(data: Partial<T>): IQueryBuilder<T>;
    /**
     * Insert multiple rows
     * @param data - Array of data to insert
     * @returns Query builder for chaining
     */
    insertMany(data: Partial<T>[]): IQueryBuilder<T>;
    /**
     * Update rows
     * @param data - Data to update
     * @returns Query builder for chaining
     */
    update(data: Partial<T>): IQueryBuilder<T>;
    /**
     * Delete rows
     * @returns Query builder for chaining
     */
    delete(): IQueryBuilder<T>;
    /**
     * Build the query
     * @returns SQL string and parameters
     */
    build(): {
        sql: string;
        params: any[];
    };
    /**
     * Execute the query
     * @param adapter - Database adapter to use
     * @returns Query result
     */
    execute(adapter: IDatabaseAdapter): Promise<IQueryResult<T>>;
}
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