Add connection parameters to JDBC connections for Drill 1.16

drill-1.16-addDefaultRowPrefetch.patch

diff --git a/contrib/storage-jdbc/src/main/java/org/apache/drill/exec/store/jdbc/JdbcStoragePlugin.java b/contrib/storage-jdbc/src/main/java/org/apache/drill/exec/store/jdbc/JdbcStoragePlugin.java
index ebff37173..16dc163c9 100755
--- a/contrib/storage-jdbc/src/main/java/org/apache/drill/exec/store/jdbc/JdbcStoragePlugin.java
+++ b/contrib/storage-jdbc/src/main/java/org/apache/drill/exec/store/jdbc/JdbcStoragePlugin.java
@@ -90,6 +90,8 @@ public class JdbcStoragePlugin extends AbstractStoragePlugin {
     source.setDriverClassName(config.getDriver());
     source.setUrl(config.getUrl());
 
+    source.addConnectionProperty("defaultRowPrefetch", "200");
+
     if (config.getUsername() != null) {
       source.setUsername(config.getUsername());
     }