After creating a data connection, you can create a database on the console or using a SQL script.

(Recommended) Console: You can directly create a database on the DataArts Studio DataArts Factory console with no code.
SQL script: You can also develop and execute a SQL script for creating a database in the SQL editor of DataArts Studio's DataArts Factory module or a data lake product, and then use the script to create a database.

This section describes how to create a database on the DataArts Factory console.

Prerequisites

You have already enabled the corresponding cloud services. for example, the MRS service.
A data connection has been created. For details, see Creating a Data Connection.
MRS API connections cannot be used to manage databases in a visualized mode. You are advised to create a database using SQL scripts.
Before deleting a database, ensure that the database is not in use and is not associated with any data tables.

Creating a Database on the DataArts Factory Console

Log in to the DataArts Studio console by following the instructions in Accessing the DataArts Studio Instance Console.
On the DataArts Studio console, locate a workspace and click DataArts Factory.
In the left navigation pane of DataArts Factory, choose Data Development > Develop Script.

In the script development menu, click

. Right-click the data connection for which you want to create a database, and choose Create Database from the shortcut menu. Set the parameters based on Table 1.

**Table 1** Creating a database
Parameter	Mandatory	Description
Database Name	Yes	Name of a database. The naming rules are as follows: DLI: The value must contain only numbers, letters, and underscores (_). It cannot start with an underscore (_) or contain only numbers. DWS: The value must contain only numbers, letters, and underscores (_). It cannot start with an underscore (_) or contain only numbers. MRS Hive: The value must contain 1 to 128 characters, including only letters, numbers, and underscores (_). It must start with a number or letter and cannot contain only numbers.
Description	No	Descriptive information about the database. The requirements are as follows: DLI: The value contains a maximum of 256 characters. DWS: The value contains a maximum of 1,024 characters. MRS Hive: The value contains a maximum of 1,024 characters.

Click OK.

Related Operations

Modify a database: In the script development menu, click . Expand a data connection, right-click a database name, select Edit, and modify the database information.
Delete a database: In the script development menu, click . Expand a data connection, right-click a database name, select Delete, and click OK in the displayed dialog box.

Deleted databases cannot be recovered. Exercise caution when performing this operation.