What is data manipulation language

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HQL statement instruction set for performing operations on database objects. The core instructions in this set are INSERT, UPDATE, and DELETE, which respectively mean inserting, updating, and deleting. These instructions are indispensable for developing data-centered applications.

Other related questions:
U1900 support to change language of voice
U1900 series support the replacement of the voice of the language, while the built-in voice support for multi language types. Log on to LMT and select the corresponding voice pack under the version maintenance > voice file management menu. Voice packets in the package path(e.g U1960)is“\01 eSpace U1960\01 eSpace U1960\voice”。 the UC product documentation provide more language localization

Changing the language on the web UI of the USG
Procedure for changing the language on the web UI: 1. After accessing the web UI through the browser, select Simplified Chinese or English from the Language drop-down list on the login page. Then, the web UI is displayed in the selected language. 2. To change the language of the web UI during the operation, log in to the web UI to select a language after registration.

How can I set the language displayed on the screen
Step 1 On the home screen, choose Apps > System > Language. Step 2 Select a language Step 3 Press Select

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