<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.19</version>
</dependency>
<dependency>
<groupId>org.xerial.sqlite-jdbc</groupId>
<artifactId>sqlite-jdbc</artifactId>
<version>3.36.0.3</version>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>2.2.222</version>
</dependency>
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<version>42.2.18</version>
</dependency><dependency>
<groupId>com.microsoft.sqlserver</groupId>
<artifactId>mssql-jdbc</artifactId>
<version>12.2.0.jre8</version>
</dependency>
oracle中央仓库没有，自己弄到自己私仓去吧，例如
<dependency>
<groupId>com.oracle</groupId>
<artifactId>ojdbc</artifactId>
<version>14.0</version>
</dependency>
