Before you run OBDUMPER, ensure that you have the appropriate operating environment and privileges:
Operating Environments
Environment |
Requirements |
|---|---|
| Operating system (OS) | Linux, MacOSX, or Windows 7+ . We recommend that you use personal PCs only for testing purposes and use computers with higher specifications for large-scale data export. |
| Java environment | You have installed Java Development Kit (JDK) V1.8 or later and have specified the JAVA_HOME system environment variable. |
| Character set | UTF-8. |
| Java virtual machine (JVM) parameters | Modify the memory parameters of the Java virtual machine to prevent memory overflow. |
Privileges
When you connect OBDUMPER to the OceanBase Database and use it to export data, you must have the following privileges:
The user that you use to connect to the OceanBase Database must have the privilege to run the
SELECTcommand.You have specified the values for
--sys-userand--sys-passwordin the data import command to enable OBDUMPER to query internal system tables through root@sys or proxyro@sys. These two options are not required in limited mode.