What does it mean to “materialize” data?
This term generally refers to Array, Blob and Clob data which is referred to in the database via SQL locators. “Materializing” the data means to return the actual data pointed to by the Locator. For Arrays, use the various forms of getArray() and getResultSet(). For Blobs, use getBinaryStream() or getBytes(long pos, int length). For Clobs, use getAsciiStream() or getCharacterStream().