modification applied to the smartSampleOnTable method of class Sampler. If a table has o row return the exception with message "The table has 0 rows"

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/data-access/DatabasesResourcesManager@99778 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/dataaccess/databases/sampler/Sampler.java

@@ -335,7 +335,7 @@ public class Sampler {
 
 		if (NumRows == 0) {
 			throw new Exception(
-					"The table has not rows. Smart Sample operation not possible");
+					"The table has 0 rows");
 		}
 
 		// // computation of the iterations number