/**
 * Metadata types for GQLDB Node.js driver.
 */
import { GraphType } from './enums';
/** Information about a graph */
export interface GraphInfo {
    name: string;
    graphType: GraphType;
    nodeCount: number;
    edgeCount: number;
    description: string;
}
/** Information about a transaction */
export interface TransactionInfo {
    transactionId: number;
    sessionId: number;
    graphName: string;
    readOnly: boolean;
    createdAt: number;
    durationMs: number;
    internalTxId: string;
}
/**
 * One row from `SHOW TRANSACTIONS` (admin DDL added by transaction-branch).
 * `sessionId` is `''` when the server has not auto-derived one from peer
 * info and the driver has not surfaced explicit `x-ultipa-session-id`
 * metadata. See TRANSACTIONS_DRIVER_GUIDE.md §3.1.
 */
export interface TransactionRow {
    transactionId: string;
    status: string;
    readOnly: boolean;
    startTime: string;
    sessionId: string;
}
/** AST cache statistics */
export interface ASTCacheStats {
    hits: number;
    misses: number;
    evictions: number;
    entries: number;
    hitRate: number;
}
/** Plan cache statistics */
export interface PlanCacheStats {
    size: number;
    capacity: number;
    hits: number;
    misses: number;
    hitRate: number;
}
/** Combined cache statistics */
export interface CacheStats {
    astStats?: ASTCacheStats;
    planStats?: PlanCacheStats;
}
/** Database statistics */
export interface Statistics {
    nodeCount: number;
    edgeCount: number;
    labelCounts: Record<string, number>;
    edgeLabelCounts: Record<string, number>;
}
/** CPU metrics */
export interface CpuMetrics {
    processPercent: number;
    systemPercent: number;
    numCores: number;
}
/** Memory metrics */
export interface MemoryMetrics {
    processRss: number;
    heapAlloc: number;
    heapSys: number;
    stackInUse: number;
    systemTotal: number;
    systemAvailable: number;
    systemUsed: number;
    systemUsedPercent: number;
}
/** Disk I/O metrics */
export interface DiskIOMetrics {
    readBytes: number;
    writeBytes: number;
    readCount: number;
    writeCount: number;
}
/** Storage metrics */
export interface StorageMetrics {
    dbPath: string;
    dbSizeBytes: number;
    volumeTotal: number;
    volumeFree: number;
    volumeUsed: number;
}
/** Network metrics */
export interface NetworkMetrics {
    bytesSent: number;
    bytesRecv: number;
    packetsSent: number;
    packetsRecv: number;
}
/** System-level metrics */
export interface SystemMetrics {
    cpu?: CpuMetrics;
    memory?: MemoryMetrics;
    diskIO?: DiskIOMetrics;
    storage?: StorageMetrics;
    network?: NetworkMetrics;
}
/** Result of a compact operation */
export interface CompactResult {
    success: boolean;
    message: string;
}
/** Result of a wait-for-compute-topology operation */
export interface ComputeTopologyResult {
    ready: boolean;
    message: string;
}