Update DATE type

Author: Lucky-Wang16

articles/data-factory/connector-cassandra.md

@@ -239,7 +239,7 @@ When copying data from Cassandra, the following mappings are used from Cassandra
 | BIGINT |Int64 |Int64 |
 | BLOB |Byte[] |Byte[] |
 | BOOLEAN |Boolean |Boolean |
-| DATE | IDate | DateTime |
+| DATE | DateTime | DateTime |
 | DECIMAL |Decimal |Decimal |
 | DOUBLE |Double |Double |
 | FLOAT |Single |Single |
@@ -356,7 +356,7 @@ The Cassandra connector version 2.0 offers new functionalities and is compatible
 | Support CQL query. | Support SQL-92 query or CQL query. |
 | Support specifying `keyspace` and `tableName` separately in dataset. | Support editing `keyspace` when you select enter manually table name in dataset. |
 | No virtual tables are created for collection types. For more information, see [Work with collections when using version 2.0](#work-with-collections-when-using-version-20).  | Virtual tables are created for collection types. For more information, see [Work with Cassandra collection types using virtual table when using version 1.0](#work-with-collections-using-virtual-table-when-using-version-10). |
-| The following mappings are used from Cassandra data types to interim service data type. <br><br> DATE -> IDate <br> SMALLINT -> Short <br> TINYINT -> SByte | The following mappings are used from Cassandra data types to interim service data type. <br><br> DATE -> DateTime <br> SMALLINT -> Int16 <br> TINYINT -> Int16 | 
+| The following mappings are used from Cassandra data types to interim service data type. <br><br> SMALLINT -> Short <br> TINYINT -> SByte | The following mappings are used from Cassandra data types to interim service data type. <br><br> SMALLINT -> Int16 <br> TINYINT -> Int16 | 
 
 ## Upgrade the Cassandra connector