Create the Topic

The topic can be created on the topic management page

Precondition

• JD Cloud account has been registered and real-name verification has been completed. It shall be ensured that the account is in a normal status, and not in the black list. If you have no accounts, please register, or make Real-name Verification.
• Because the Billing Type of the product is Pay By Consumption, please confirm that your account cannot be in arrears.

Precautions

• By default, users can only create up to 10 topics in one region. If necessary, they can increase the number by opening ticket.
• In the region: public network (North China), Message Queue Service can only be used for testing (public network can be directly accessed); please do not use it in the production environment, and the product's service level agreement shall not be committed.
• After the topic is created, its region and network attributes are closely integrated with physical resources and cannot be changed. To change the region or network attribute of an instance, release the instance and purchase it again.

Operation Steps

1. Click "Create" in the Topic Management page

In the left menu of the console, click [Middleware] - [Message Queue] - Management interface of [JCQ-Topic] - [Create].

2. Complete Topic Information and Click "Create"

Refresh pages to finish new topic creation I. The topic name can be entered according to the prompt information and cannot be modified.
II. The messages are divided into ordinary messages and global sequence messages:

• Normal message: No FIFO sequential consumption is guaranteed, including normal messages and delay messages.
• Globally-ordered message: The production and consumption of messages are carried out according to the release order of messages (FIFO).

III. The remarks are filled in according to the requirements and cannot exceed 255 bytes.