'org.postgresql:postgresql:9.4-1200-jdbc4'
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<version>9.4-1200-jdbc4</version>
</dependency>
<dependency org="org.postgresql" name="postgresql" rev="9.4-1200-jdbc4"/>
"org.postgresql", "postgresql", "9.4-1200-jdbc4"