# Function Overview

#### Logging In to a DB Instance

1. Obtain the login permission and log in to the DAS console.
2. In the login list of Development Tool, locate the DB instance you want to log in to and click Log In in the Operation column.

   For more login information, see Logging In to a Database.

#### Overview

Brief introduction that helps you better understand DAS

Table 1 Functions
Function | Description
--- | ---
Top menu bar | Provides entries to functional modules such as SQL operations, keyspace management, and other operations.
Account information and logout | Displays the current account information and a logout button.
DB instance information | Displays the current keyspace information, such as the DB engine logo, DB instance name, and DB engine version.
Keyspace List | Displays the keyspaces on the current DB instance, including user keyspaces and system keyspaces. Allows you to search for a keyspace by name.

Parent topic: Overview