import { AbstractSqlDialect } from '../dialect/index.js';
import type { FieldKey, NamingStrategy, QueryContext, QueryOptions, QueryWhereFieldOperatorMap, Type } from '../type/index.js';
export declare class MySqlDialect extends AbstractSqlDialect {
    constructor(namingStrategy?: NamingStrategy);
    addValue(values: unknown[], value: unknown): string;
    compareFieldOperator<E, K extends keyof QueryWhereFieldOperatorMap<E>>(ctx: QueryContext, entity: Type<E>, key: FieldKey<E>, op: K, val: QueryWhereFieldOperatorMap<E>[K], opts?: QueryOptions): void;
    /**
     * Build $elemMatch condition for MySQL JSON arrays.
     * - Simple objects (no operators): Use fast JSON_CONTAINS
     * - Objects with operators: Use EXISTS with JSON_TABLE
     */
    private buildElemMatchCondition;
    /**
     * Build a comparison condition for a JSON_TABLE field with an operator.
     */
    private buildJsonFieldOperator;
    escape(value: unknown): string;
}
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