Hash key changes

src/main/java/com/microsoft/sqlserver/jdbc/SQLServerConnection.java

@@ -129,6 +129,7 @@ static class CityHash128Key implements java.io.Serializable {
          * Always refresh SerialVersionUID when prompted
          */
         private static final long serialVersionUID = 166788428640603097L;
+        String unhashedString;
         private long[] segments;
         private int hashCode;
 
@@ -138,6 +139,7 @@ static class CityHash128Key implements java.io.Serializable {
         }
 
         CityHash128Key(String s) {
+            unhashedString = s;
             byte[] bytes = new byte[s.length()];
             s.getBytes(0, s.length(), bytes, 0);
             segments = CityHash.cityHash128(bytes, 0, bytes.length);
@@ -147,7 +149,8 @@ public boolean equals(Object obj) {
             if (!(obj instanceof CityHash128Key))
                 return false;
 
-            return java.util.Arrays.equals(segments, ((CityHash128Key) obj).segments);
+            return (java.util.Arrays.equals(segments, ((CityHash128Key) obj).segments)//checks if hash is equal, short-circuitting;
+                    && this.unhashedString.equals(((CityHash128Key) obj).unhashedString));//checks if string is equal
         }
 
         public int hashCode() {

src/main/java/com/microsoft/sqlserver/jdbc/SQLServerPreparedStatement.java

@@ -236,6 +236,7 @@ String getClassNameInternal() {
         userSQL = parsedSQL.processedSQL;
         userSQLParamPositions = parsedSQL.parameterPositions;
         initParams(userSQLParamPositions.length);
+        useBulkCopyForBatchInsert = conn.getUseBulkCopyForBatchInsert();
     }
 
     /**