Those jars should be built and be part of dtp installation.
org.eclipse.datatools.common.doc.user_1.7.0.20090521092446.jar org.eclipse.datatools.connectivity.doc.user.contexts_1.7.0.20090521092446.jar org.eclipse.datatools.connectivity.doc.user_1.7.0.20090521092446.jar org.eclipse.datatools.doc.user_1.7.0.20090521092446.jar org.eclipse.datatools.intro_1.7.0.v201005281800.jar org.eclipse.datatools.sqltools.doc.user.contexts_1.7.0.20090521092446.jar org.eclipse.datatools.sqltools.doc.user_1.7.0.20090521092446.jar
Postponed until upstream bug is resolved.