Compass HomeCompass主页
On this page本页内容
The Compass Home screen provides details regarding the MongoDB instance to which Compass is connected, including:Compass主页屏幕提供了有关Compass所连接的MongoDB实例的详细信息，包括：
The connection name if the connection is a favorite connection, or "My Cluster" otherwise.如果连接是喜爱的连接，则为连接名称，否则为“我的群集”。Your saved queries and aggregation pipelines.您保存的查询和聚合管道。A list of the instance's databases.实例的数据库列表。Performance statistics, including memory usage, operation counts, and slowest operations.性能统计信息，包括内存使用情况、操作计数和最慢操作。
Once connected to a MongoDB instance, you can reach the Compass Home screen by clicking the cluster name in the upper left corner.连接到MongoDB实例后，您可以通过单击左上角的集群名称来访问Compass Home屏幕。
Databases Tab数据库选项卡
The Databases tab of the Home screen shows a list of all the databases on the current connection, with each one's storage size, number of collections, and number of indexes. 主屏幕的“数据库”选项卡显示当前连接上所有数据库的列表，以及每个数据库的存储大小、集合数和索引数。For more information about the Databases tab and instructions on viewing a database, see Databases.有关“数据库”选项卡的更多信息以及查看数据库的说明，请参阅数据库。
Performance Tab执行栏
The Performance tab provides real-time server performance statistics and graphs, showing insights such as:“性能”选项卡提供实时服务器性能统计信息和图表，显示以下见解：
Which database collections receive the most operations哪些数据库集合接收的操作最多Which operations take the longest to execute哪些操作执行时间最长Memory utilization内存利用率
For more information about the Performance tab, see Performance.有关“性能”选项卡的详细信息，请参阅性能。