src/vs/base/parts/storage/node/storage.ts/SQLiteStorageDatabase/getItems
class SQLiteStorageDatabase:	async getItems(): Promise<Map<string, string>> {
		const connection = await this.whenConnected;

		const items = new Map<string, string>();

		const rows = await this.all(connection, 'SELECT * FROM ItemTable');
		rows.forEach(row => items.set(row.key, row.value));

		if (this.logger.isTracing) {
			this.logger.trace(`[storage ${this.name}] getItems(): ${items.size} rows`);
		}

		return items;
	}