Revert "- config yaml for pg."

This reverts commit c7ad039.

Author: Sonal Agarwal

config/workload_all_pg.xml

@@ -132,17 +132,11 @@ public final Connection makeConnection() throws SQLException {
         }
 
         int r = dataSourceCounter.getAndIncrement() % workConf.getNodes().size();
-        String url_db = "";
-        if(workConf.getDBName()=="yugabyte")
-            url_db = "yugabytedb";
-        else if(workConf.getDBName()=="postgres")
-            url_db = "postgresql";
         String connectStr;
         if (workConf.getJdbcURL() != null && workConf.getJdbcURL().length()>0) {
             connectStr=workConf.getJdbcURL();
         } else {
-            connectStr = String.format("jdbc:%s://%s:%d/%s",
-                workConf.getDBName(),
+            connectStr = String.format("jdbc:yugabytedb://%s:%d/%s",
                 workConf.getNodes().get(r),
                 workConf.getPort(),
                 workConf.getDBName());