diff --git a/demo_2.py b/demo_2.py
deleted file mode 100644
index 25581ce..0000000
--- a/demo_2.py
+++ /dev/null
@@ -1,17 +0,0 @@
-"""
-解析 MySQL 建表语句
-"""
-
-from metasequoia_sql import SQLParser
-from scripts.demo_sql.sql_basic_tutorial import SBT_CH08_18
-from metasequoia_sql import *
-from metasequoia_sql.analyzer import *
-from metasequoia_sql.analyzer.node import StandardColumn
-from metasequoia_sql.common import ordered_distinct
-from scripts.demo_sql.sql_basic_tutorial import *
-
-if __name__ == "__main__":
-    statement = SQLParser.parse_select_statement(SBT_CH08_18)
-    print(statement)
-    print(CurrentUsedQuoteColumn.handle(statement))
-    print(CurrentGroupByClauseUsedQuoteColumn.handle(statement))
diff --git a/setup.py b/setup.py
index a29719c..33db6cb 100644
--- a/setup.py
+++ b/setup.py
@@ -7,8 +7,8 @@
 
 setup(
     name="metasequoia-sql",
-    version="0.5.0",
-    description="SQL语法解析器，包含词法树解析、语法树解析和语法树分析功能。",
+    version="0.6.0",
+    description="metasequoia-sql 是一款注重性能的 SQL 语法的解析和分析器，适用于 SQL 的格式化、执行和分析场景，致力于打造性能最高的 Python 版 SQL 解析器。",
     long_description=long_description,
     long_description_content_type="text/markdown",
     author="changxing",