Fix typo in readme (#34)

README.md

@@ -1,5 +1,5 @@
 ## GreenplumPython
-GreenplumPython is a Python 3 client that designed for Greenplum Database (> 6.0). With GreenplumPython installed in R environment, users can interact with data in Greenplum Database for analytics purpose. GreenplumPython provides a rich interface to allow user access both tables and views with minimal data transfer via pandas library. Users can easily access database without any knowledge of SQL. Moreover, GreenplumPython can allow user to execute their own Python code combine with data in Greenplum Database directly via built-in APPLY functions. GreenplumPython can work with PL/Conatiner to provide a high preformance sandbox Python 3 runtime environment.
+GreenplumPython is a Python 3 client that designed for Greenplum Database (> 6.0). With GreenplumPython installed in Python environment, users can interact with data in Greenplum Database for analytics purpose. GreenplumPython provides a rich interface to allow user access both tables and views with minimal data transfer via pandas library. Users can easily access database without any knowledge of SQL. Moreover, GreenplumPython can allow user to execute their own Python code combine with data in Greenplum Database directly via built-in APPLY functions. GreenplumPython can work with PL/Conatiner to provide a high preformance sandbox Python 3 runtime environment.
 
 ## Build
 GreenplumPython can be built directly from source
@@ -198,4 +198,4 @@ meta = gp.GPTableMeta(table_output_name, table_output_schema, columns_output_typ
 # Check if table existed
 GPDatabase_instance.check_table_if_exist(table_name, schema)
 
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+```