import { BaseDatasource } from '../utils';
export declare class DataGridDatasource extends BaseDatasource {
    private dataGrid;
    isSnapshot: boolean;
    connectedCallback(): Promise<void>;
    private getColumnDefs;
    clearData(): void;
    syncComponentData(snapshotData?: any[]): void;
    handleStreamInserts(insertedRows: any[]): void;
    handleStreamDeletes(deletedRows: any[]): void;
    handleStreamUpdates(updatedRows: any[]): void;
}
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