BINARY_FLOAT & BINARY_DOUBLE columns do not appear in data grids or Schema Browser.
说明
User creates a table or has a table with columns defined with Oracle 10g BINARY_FLOAT or BINARY_DOUBLE datatypes. However when querying or browsing the table, the columns do not appear in the Data Grid or in Schema Browser.
解决办法
Make sure you are connecting with an Oracle 10g client in order to see the Oracle 10g data types BINARY_FLOAT and BINARY_DOUBLE.