import type { BaseDataSourceOptions } from "../../data-source/BaseDataSourceOptions";
import type { SapConnectionCredentialsOptions } from "./SapConnectionCredentialsOptions";
/**
 * SAP Hana specific connection options.
 */
export interface SapDataSourceOptions extends BaseDataSourceOptions, SapConnectionCredentialsOptions {
    /**
     * Database type.
     */
    readonly type: "sap";
    /**
     * Database schema.
     */
    readonly schema?: string;
    /**
     * The driver objects
     * This defaults to require("@sap/hana-client")
     */
    readonly driver?: any;
    /**
     * Pool options.
     */
    readonly pool?: {
        /**
         * Maximum number of open connections created by the pool, each of which
         * may be in the pool waiting to be reused or may no longer be in the
         * pool and actively being used (default: 10).
         */
        readonly maxConnectedOrPooled?: number;
        /**
         * Defines the maximum time, in seconds, that connections are allowed to
         * remain in the pool before being marked for eviction (default: 30).
         */
        readonly maxPooledIdleTime?: number;
        /**
         * Defines the maximum time, in milliseconds, to wait for a connection
         * to become available once the specified number of `maxConnectedOrPooled`
         * open connections have been reached (default: 0, no wait).
         *
         * @remarks Requires `@sap/hana-client` version `2.27` or later.
         */
        readonly maxWaitTimeoutIfPoolExhausted?: number;
        /**
         * Determines whether or not the pooled connection should be tested for
         * viability before being reused (default: false).
         */
        readonly pingCheck?: boolean;
        /**
         * Maximum number of connections allowed to be in the pool, waiting to
         * be reused (default: 0, no limit).
         */
        readonly poolCapacity?: number;
        /**
         * Function handling errors thrown by drivers pool.
         * Defaults to logging error with `warn` level.
         */
        readonly poolErrorHandler?: (err: any) => any;
    };
}