<dependency>
  <groupId>postgresql</groupId>
  <artifactId>postgresql</artifactId>
  <version>8.2-504.jdbc4</version>
</dependency>

implementation 'postgresql:postgresql:8.2-504.jdbc4'

implementation("postgresql:postgresql:8.2-504.jdbc4")

libraryDependencies += "postgresql" % "postgresql" % "8.2-504.jdbc4"

@Grapes(
  @Grab(group='postgresql', module='postgresql', version='8.2-504.jdbc4')
)

<dependency org="postgresql" name="postgresql" rev="8.2-504.jdbc4" />

[postgresql/postgresql "8.2-504.jdbc4"]

'postgresql:postgresql:jar:8.2-504.jdbc4'