improve sql parser

src/main/java/com/alibaba/druid/sql/parser/SQLParser.java

@@ -65,7 +65,33 @@ public class SQLParser {
                     case KEY:
                     case INDEX:
                     case CASE:
-                        alias = lexer.token().name();
+                    case MODEL:
+                    case PCTFREE:
+                    case INITRANS:
+                    case MAXTRANS:
+                    case SEGMENT:
+                    case CREATION:
+                    case IMMEDIATE:
+                    case DEFERRED:
+                    case STORAGE:
+                    case NEXT:
+                    case MINEXTENTS:
+                    case MAXEXTENTS:
+                    case PCTINCREASE:
+                    case FLASH_CACHE:
+                    case CELL_FLASH_CACHE:
+                    case KEEP:
+                    case NONE:
+                    case LOB:
+                    case STORE:
+                    case ROW:
+                    case CHUNK:
+                    case CACHE:
+                    case NOCACHE:
+                    case LOGGING:
+                    case NOCOMPRESS:
+                    case KEEP_DUPLICATES:
+                        alias = lexer.stringVal();
                         lexer.nextToken();
                         return alias;
                     case QUES:

src/main/java/com/alibaba/druid/sql/parser/Token.java

@@ -177,6 +177,22 @@ public enum Token {
     CREATION("CREATION"),
     IMMEDIATE("IMMEDIATE"),
     DEFERRED("DEFERRED"),
+    STORAGE("STORAGE"),
+    MINEXTENTS("MINEXTENTS"),
+    MAXEXTENTS("MAXEXTENTS"),
+    PCTINCREASE("PCTINCREASE"),
+    FLASH_CACHE("FLASH_CACHE"),
+    CELL_FLASH_CACHE("CELL_FLASH_CACHE"),
+    KEEP("KEEP"),
+    NONE("NONE"),
+    LOB("LOB"),
+    STORE("STORE"),
+    CHUNK("CHUNK"),
+    CACHE("CACHE"),
+    NOCACHE("NOCACHE"),
+    LOGGING("LOGGING"),
+    NOCOMPRESS("NOCOMPRESS"),
+    KEEP_DUPLICATES("KEEP_DUPLICATES"),
     
     COMPUTE("COMPUTE"),