[NO ISSUE] Minor refactoring

- user model changes: no
- storage format changes: no
- interface changes: no

Details:
Minor refactoring

Change-Id: I154a312cfe2182b76d74a7c34543263b3345139d
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/5247
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Michael Blow <mblow@apache.org>
diff --git a/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/util/SqlppStatementUtil.java b/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/util/SqlppStatementUtil.java
index 42f62ba..9336c79 100644
--- a/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/util/SqlppStatementUtil.java
+++ b/asterixdb/asterix-lang-sqlpp/src/main/java/org/apache/asterix/lang/sqlpp/util/SqlppStatementUtil.java
@@ -24,14 +24,14 @@
 
 public class SqlppStatementUtil {
 
-    private static final String IF_EXISTS = " IF EXISTS ";
-    private static final String IF_NOT_EXISTS = " IF NOT EXISTS ";
-    private static final String CREATE_DATAVERSE = "CREATE DATAVERSE ";
+    public static final String IF_EXISTS = " IF EXISTS ";
+    public static final String IF_NOT_EXISTS = " IF NOT EXISTS ";
+    public static final String CREATE_DATAVERSE = "CREATE DATAVERSE ";
     public static final String CREATE_DATASET = "CREATE DATASET ";
-    private static final String DROP_DATASET = "DROP DATASET ";
-    private static final String CREATE_INDEX = "CREATE INDEX ";
-    private static final String CREATE_PRIMARY_INDEX = "CREATE PRIMARY INDEX ";
-    private static final String DROP_INDEX = "DROP INDEX ";
+    public static final String DROP_DATASET = "DROP DATASET ";
+    public static final String CREATE_INDEX = "CREATE INDEX ";
+    public static final String CREATE_PRIMARY_INDEX = "CREATE PRIMARY INDEX ";
+    public static final String DROP_INDEX = "DROP INDEX ";
     public static final String ON = " ON ";
     public static final String WHERE = " WHERE ";
     public static final char SEMI_COLON = ';';
@@ -42,8 +42,8 @@
     public static final char R_PARENTHESIS = ')';
     public static final char L_BRACE = '{';
     public static final char R_BRACE = '}';
-    private static final char QUOTE = '\"';
-    private static final char BACK_TICK = '`';
+    public static final char QUOTE = '\"';
+    public static final char BACK_TICK = '`';
 
     private SqlppStatementUtil() {
     }