About This Document
Overview
This section describes how to design, create, query, and maintain a database, including the SQL statements, stored procedures, system catalogs, and views.
Intended Audience
This document is intended for developers on C/Java application based on openGauss, providing necessary references.
As an application developer, you need to be familiar with:
- Knowledge about OSs. This is the foundation of everything.
- C/Java programming language through which you can develop applications.
- An IDE of the C/Java language, which is the prerequisite for efficient application development.
- SQL syntax, using which you can operate databases.
Symbol Conventions
The symbols that may be found in this document are defined as follows:
Symbol | Description |
---|
![](public_sys-resources/icon-danger.gif)
| Indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury. |
![](public_sys-resources/icon-warning.gif)
| Indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury. |
![](public_sys-resources/icon-caution.gif)
| Indicates a hazard with a low level of risk which, if not avoided, could result in minor or moderate injury. |
![](public_sys-resources/icon-notice.gif)
| Indicates a potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results. NOTICE is used to address practices not related to personal injury. |
![](public_sys-resources/icon-note.gif)
| Supplements the important information in the main text. NOTE is used to address information not related to personal injury, equipment damage, and environment deterioration. |
Change History
Issue | Date | Description |
---|
01 | 2020-05-12 | This issue is the first official release. |
openGauss 2024-09-07 00:58:25