Remove additional argument of ParserUtil.isSimpleIdentifier()

h2/src/main/org/h2/command/Parser.java

@@ -6878,7 +6878,7 @@ public class Parser {
         if (s == null) {
             return "\"\"";
         }
-        if (ParserUtil.isSimpleIdentifier(s, false)) {
+        if (ParserUtil.isSimpleIdentifier(s)) {
             return s;
         }
         return StringUtils.quoteIdentifier(s);

h2/src/main/org/h2/jdbc/JdbcStatement.java

@@ -1405,7 +1405,7 @@ public class JdbcStatement extends TraceObject implements Statement, JdbcStateme
      */
     @Override
     public boolean isSimpleIdentifier(String identifier) throws SQLException {
-        return ParserUtil.isSimpleIdentifier(identifier, true);
+        return ParserUtil.isSimpleIdentifier(identifier);
     }
 
     /**

h2/src/main/org/h2/util/ParserUtil.java

@@ -58,11 +58,10 @@ public class ParserUtil {
      * Is this a simple identifier (in the JDBC specification sense).
      *
      * @param s identifier to check
-     * @param functionsAsKeywords treat system functions as keywords
      * @return is specified identifier may be used without quotes
      * @throws NullPointerException if s is {@code null}
      */
-    public static boolean isSimpleIdentifier(String s, boolean functionsAsKeywords) {
+    public static boolean isSimpleIdentifier(String s) {
         if (s.length() == 0) {
             return false;
         }
@@ -78,7 +77,7 @@ public class ParserUtil {
                 return false;
             }
         }
-        return getSaveTokenType(s, functionsAsKeywords) == IDENTIFIER;
+        return getSaveTokenType(s, true) == IDENTIFIER;
     }
 
     /**