import { type BUN_MARIADB_FieldSchemaType, type BUN_MARIADB_ForeignKeyRule } from "../../types";
export declare function defaultForeignKeyName(tableName: string, fieldName: string): string;
export declare function resolveForeignKeyName(field: BUN_MARIADB_FieldSchemaType, tableName: string): string;
/**
 * Normalize a referential action as MariaDB reports it in
 * `information_schema.REFERENTIAL_CONSTRAINTS`. InnoDB treats `NO ACTION`
 * exactly like `RESTRICT`, so both compare as `RESTRICT`.
 */
export declare function normalizeForeignKeyRule(rule: string | undefined | null): BUN_MARIADB_ForeignKeyRule;
/**
 * Resolve the ON DELETE / ON UPDATE actions for a field's foreign key.
 * Precedence: `foreignKey.onDelete` > field `onDeleteLiteral` / `onDelete`
 * (legacy) > `cascadeDelete` > `RESTRICT`. Same for update, except the
 * field-level `onUpdate*` keys are column `ON UPDATE` clauses, not FK rules.
 */
export declare function resolveForeignKeyRules(field: BUN_MARIADB_FieldSchemaType, tableName?: string): {
    onDelete: BUN_MARIADB_ForeignKeyRule;
    onUpdate: BUN_MARIADB_ForeignKeyRule;
};
export default function buildForeignKeyConstraint(field: BUN_MARIADB_FieldSchemaType, tableName: string): string;