export declare enum ErrorCode {
    UNAUTHORIZED = "UNAUTHORIZED",
    FORBIDDEN = "FORBIDDEN",
    INVALID_API_KEY = "INVALID_API_KEY",
    TOKEN_EXPIRED = "TOKEN_EXPIRED",
    VALIDATION_ERROR = "VALIDATION_ERROR",
    INVALID_QUERY = "INVALID_QUERY",
    INVALID_COLLECTION_NAME = "INVALID_COLLECTION_NAME",
    INVALID_DOCUMENT_ID = "INVALID_DOCUMENT_ID",
    DATABASE_ERROR = "DATABASE_ERROR",
    COLLECTION_NOT_FOUND = "COLLECTION_NOT_FOUND",
    DOCUMENT_NOT_FOUND = "DOCUMENT_NOT_FOUND",
    INDEX_NOT_FOUND = "INDEX_NOT_FOUND",
    DUPLICATE_KEY = "DUPLICATE_KEY",
    TRANSACTION_FAILED = "TRANSACTION_FAILED",
    VECTOR_DIMENSION_MISMATCH = "VECTOR_DIMENSION_MISMATCH",
    INVALID_VECTOR_DATA = "INVALID_VECTOR_DATA",
    VECTOR_INDEX_NOT_FOUND = "VECTOR_INDEX_NOT_FOUND",
    EMBEDDING_GENERATION_FAILED = "EMBEDDING_GENERATION_FAILED",
    INVALID_TIME_RANGE = "INVALID_TIME_RANGE",
    METRIC_NOT_FOUND = "METRIC_NOT_FOUND",
    INVALID_AGGREGATION = "INVALID_AGGREGATION",
    TIME_SERIES_INGESTION_FAILED = "TIME_SERIES_INGESTION_FAILED",
    RATE_LIMIT_EXCEEDED = "RATE_LIMIT_EXCEEDED",
    QUOTA_EXCEEDED = "QUOTA_EXCEEDED",
    INTERNAL_SERVER_ERROR = "INTERNAL_SERVER_ERROR",
    SERVICE_UNAVAILABLE = "SERVICE_UNAVAILABLE",
    TIMEOUT = "TIMEOUT",
    INSUFFICIENT_STORAGE = "INSUFFICIENT_STORAGE",
    GRAPHQL_VALIDATION_ERROR = "GRAPHQL_VALIDATION_ERROR",
    GRAPHQL_EXECUTION_ERROR = "GRAPHQL_EXECUTION_ERROR",
    QUERY_TOO_COMPLEX = "QUERY_TOO_COMPLEX",
    SUBSCRIPTION_FAILED = "SUBSCRIPTION_FAILED",
    SSE_CONNECTION_FAILED = "SSE_CONNECTION_FAILED",
    WEBSOCKET_CONNECTION_FAILED = "WEBSOCKET_CONNECTION_FAILED"
}
export declare class NoSQLError extends Error {
    readonly code: ErrorCode;
    readonly statusCode: number;
    readonly details?: unknown;
    readonly timestamp: string;
    constructor(code: ErrorCode, message: string, statusCode?: number, details?: unknown);
    toJSON(): Record<string, unknown>;
}
export declare class AuthenticationError extends NoSQLError {
    constructor(message?: string, details?: unknown);
}
export declare class AuthorizationError extends NoSQLError {
    constructor(message?: string, details?: unknown);
}
export declare class ValidationError extends NoSQLError {
    constructor(message: string, details?: unknown);
}
export declare class NotFoundError extends NoSQLError {
    constructor(resource: string, id?: string);
}
export declare class ConflictError extends NoSQLError {
    constructor(message: string, details?: unknown);
}
export declare class RateLimitError extends NoSQLError {
    constructor(limit: number, window: string, details?: unknown);
}
export declare class VectorError extends NoSQLError {
    constructor(code: ErrorCode, message: string, details?: unknown);
}
export declare class TimeSeriesError extends NoSQLError {
    constructor(code: ErrorCode, message: string, details?: unknown);
}
export interface ErrorResponse {
    success: false;
    error: {
        code: string;
        message: string;
        details?: unknown;
        timestamp: string;
        trace?: string;
    };
}
export declare function formatError(error: Error, traceId?: string): ErrorResponse;
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