When positioned before the start of a ResultSet issuing relative(0)

results in an exception being thrown when it really should be a
no-op.

diff --git a/src/interfaces/jdbc/org/postgresql/jdbc2/AbstractJdbc2ResultSet.java b/src/interfaces/jdbc/org/postgresql/jdbc2/AbstractJdbc2ResultSet.java
index c5272620d772b8434fb0518c099d6d15d077f091..73726bc6effd90566858e1e8efc72f0498103644 100644 (file)
--- a/src/interfaces/jdbc/org/postgresql/jdbc2/AbstractJdbc2ResultSet.java
+++ b/src/interfaces/jdbc/org/postgresql/jdbc2/AbstractJdbc2ResultSet.java
@@ -176,8 +176,10 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
                // index is 1-based, but internally we use 0-based indices
                int internalIndex;
 
-               if (index == 0)
-                       throw new SQLException("Cannot move to index of 0");
+               if (index == 0) {
+                       beforeFirst();
+                       return false;
+               }
 
                final int rows_size = rows.size();