diff --git a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
index 3138bdffb7..2e89932a20 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
@@ -1340,7 +1340,7 @@ public class SQLExprParser extends SQLParser {
             expr = dotRest(expr);
             return primaryRest(expr);
         } else if (lexer.identifierEquals(FnvHash.Constants.SETS) //
-                && expr.getClass() == SQLIdentifierExpr.class // 
+                && expr.getClass() == SQLIdentifierExpr.class //
                 && "GROUPING".equalsIgnoreCase(((SQLIdentifierExpr) expr).getName())) {
             SQLGroupingSetExpr groupingSets = new SQLGroupingSetExpr();
             lexer.nextToken();
@@ -1961,6 +1961,10 @@ public class SQLExprParser extends SQLParser {
         } else {
             switch (lexer.token) {
 //                case MODEL:
+                case MODE:
+                case ERRORS:
+                case NOWAIT:
+                case COMMIT:
                 case PCTFREE:
                 case INITRANS:
                 case MAXTRANS:
diff --git a/src/test/java/com/alibaba/druid/bvt/bug/Issue4253.java b/src/test/java/com/alibaba/druid/bvt/bug/Issue4253.java
new file mode 100644
index 0000000000..d6738ae8a8
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/bug/Issue4253.java
@@ -0,0 +1,35 @@
+package com.alibaba.druid.bvt.bug;
+import com.alibaba.druid.DbType;
+import com.alibaba.druid.sql.parser.SQLParserUtils;
+import com.alibaba.druid.sql.parser.SQLStatementParser;
+import com.alibaba.druid.util.JdbcConstants;
+import com.alibaba.druid.util.JdbcUtils;
+import com.alibaba.druid.util.Utils;
+import junit.framework.TestCase;
+
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.Reader;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * Created by wenshao on 03/02/2017.
+ */
+public class Issue4253 extends TestCase {
+    private final DbType dbType = JdbcConstants.ORACLE;
+
+    public void test_for_issue() throws Exception {
+        InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream("bvt/parser/oracle-63.txt");
+        Reader reader = new InputStreamReader(is, StandardCharsets.UTF_8);
+        String input = Utils.read(reader);
+        JdbcUtils.close(reader);
+        SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(input, dbType);
+        Exception error = null;
+        try {
+            parser.parseStatement(true);
+        } catch (Exception ex) {
+            error = ex;
+        }
+        assertNull(error);
+    }
+}
diff --git a/src/test/resources/bvt/parser/oracle-63.txt b/src/test/resources/bvt/parser/oracle-63.txt
new file mode 100644
index 0000000000..f09ebeb02e
--- /dev/null
+++ b/src/test/resources/bvt/parser/oracle-63.txt
@@ -0,0 +1,127 @@
+CREATE TABLE CLOUDCANAL.BB (
+	FOUND NUMBER(10, 0),
+	FULL NUMBER(10, 0),
+	GENERAL NUMBER(10, 0),
+	GEOMCOLLECTION NUMBER(10, 0),
+	GEOMETRY NUMBER(10, 0),
+	GEOMETRYCOLLECTION NUMBER(10, 0),
+	GET_FORMAT NUMBER(10, 0),
+	GET_MASTER_PUBLIC_KEY NUMBER(10, 0),
+	GET_SOURCE_PUBLIC_KEY NUMBER(10, 0),
+	GLOBAL NUMBER(10, 0),
+	GRANTS NUMBER(10, 0),
+	GROUP_REPLICATION NUMBER(10, 0),
+	HANDLER NUMBER(10, 0),
+	HASH NUMBER(10, 0),
+	HELP NUMBER(10, 0),
+	HISTOGRAM NUMBER(10, 0),
+	HISTORY NUMBER(10, 0),
+	HOST NUMBER(10, 0),
+	HOSTS NUMBER(10, 0),
+	HOUR NUMBER(10, 0),
+	IDENTIFIED NUMBER(10, 0),
+	IGNORE_SERVER_IDS NUMBER(10, 0),
+	IMPORT NUMBER(10, 0),
+	INACTIVE NUMBER(10, 0),
+	INDEXES NUMBER(10, 0),
+	INITIAL_SIZE NUMBER(10, 0),
+	INSERT_METHOD NUMBER(10, 0),
+	INSTALL NUMBER(10, 0),
+	INSTANCE NUMBER(10, 0),
+	INVISIBLE NUMBER(10, 0),
+	INVOKER NUMBER(10, 0),
+	IO NUMBER(10, 0),
+	IO_THREAD NUMBER(10, 0),
+	IPC NUMBER(10, 0),
+	ISOLATION NUMBER(10, 0),
+	ISSUER NUMBER(10, 0),
+	JSON NUMBER(10, 0),
+	JSON_VALUE NUMBER(10, 0),
+	KEY_BLOCK_SIZE NUMBER(10, 0),
+	LANGUAGE NUMBER(10, 0),
+	LAST NUMBER(10, 0),
+	LEAVES NUMBER(10, 0),
+	LESS NUMBER(10, 0),
+	LEVEL NUMBER(10, 0),
+	LINESTRING NUMBER(10, 0),
+	LIST NUMBER(10, 0),
+	LOCAL NUMBER(10, 0),
+	LOCKED NUMBER(10, 0),
+	LOCKS NUMBER(10, 0),
+	LOGFILE NUMBER(10, 0),
+	LOGS NUMBER(10, 0),
+	MASTER NUMBER(10, 0),
+	MASTER_AUTO_POSITION NUMBER(10, 0),
+	MASTER_COMPRESSION_ALGORITHMS NUMBER(10, 0),
+	MASTER_CONNECT_RETRY NUMBER(10, 0),
+	MASTER_DELAY NUMBER(10, 0),
+	MASTER_HEARTBEAT_PERIOD NUMBER(10, 0),
+	MASTER_HOST NUMBER(10, 0),
+	MASTER_LOG_FILE NUMBER(10, 0),
+	MASTER_LOG_POS NUMBER(10, 0),
+	MASTER_PASSWORD NUMBER(10, 0),
+	MASTER_PORT NUMBER(10, 0),
+	MASTER_PUBLIC_KEY_PATH NUMBER(10, 0),
+	MASTER_RETRY_COUNT NUMBER(10, 0),
+	MASTER_SSL NUMBER(10, 0),
+	MASTER_SSL_CA NUMBER(10, 0),
+	MASTER_SSL_CAPATH NUMBER(10, 0),
+	MASTER_SSL_CERT NUMBER(10, 0),
+	MASTER_SSL_CIPHER NUMBER(10, 0),
+	MASTER_SSL_CRL NUMBER(10, 0),
+	MASTER_SSL_CRLPATH NUMBER(10, 0),
+	MASTER_SSL_KEY NUMBER(10, 0),
+	MASTER_TLS_CIPHERSUITES NUMBER(10, 0),
+	MASTER_TLS_VERSION NUMBER(10, 0),
+	MASTER_USER NUMBER(10, 0),
+	MASTER_ZSTD_COMPRESSION_LEVEL NUMBER(10, 0),
+	MAX_CONNECTIONS_PER_HOUR NUMBER(10, 0),
+	MAX_QUERIES_PER_HOUR NUMBER(10, 0),
+	MAX_ROWS NUMBER(10, 0),
+	MAX_SIZE NUMBER(10, 0),
+	MAX_UPDATES_PER_HOUR NUMBER(10, 0),
+	MAX_USER_CONNECTIONS NUMBER(10, 0),
+	MEDIUM NUMBER(10, 0),
+	MEMBER NUMBER(10, 0),
+	MEMORY NUMBER(10, 0),
+	MERGE NUMBER(10, 0),
+	MESSAGE_TEXT NUMBER(10, 0),
+	MICROSECOND NUMBER(10, 0),
+	MIGRATE NUMBER(10, 0),
+	MINUTE NUMBER(10, 0),
+	MIN_ROWS NUMBER(10, 0),
+	MODE NUMBER(10, 0),
+	MODIFY NUMBER(10, 0),
+	MONTH NUMBER(10, 0),
+	MULTILINESTRING NUMBER(10, 0),
+	MULTIPOINT NUMBER(10, 0),
+	MULTIPOLYGON NUMBER(10, 0),
+	MUTEX NUMBER(10, 0),
+	MYSQL_ERRNO NUMBER(10, 0),
+	NAME NUMBER(10, 0),
+	NAMES NUMBER(10, 0),
+	NATIONAL NUMBER(10, 0),
+	NCHAR NUMBER(10, 0),
+	NDB NUMBER(10, 0),
+	NDBCLUSTER NUMBER(10, 0),
+	NESTED NUMBER(10, 0),
+	NETWORK_NAMESPACE NUMBER(10, 0),
+	NEVER NUMBER(10, 0),
+	NEW NUMBER(10, 0),
+	NEXT NUMBER(10, 0),
+	NO NUMBER(10, 0),
+	NODEGROUP NUMBER(10, 0),
+	NONE NUMBER(10, 0),
+	NOWAIT NUMBER(10, 0),
+	NO_WAIT NUMBER(10, 0),
+	NULLS NUMBER(10, 0),
+	NUMBER NUMBER(10, 0),
+	NVARCHAR NUMBER(10, 0)
+)
+PCTFREE 10
+PCTUSED 40
+INITRANS 1
+MAXTRANS 255
+NOCOMPRESS
+LOGGING
+TABLESPACE USERS
\ No newline at end of file