Interactive SQL (dbisql) features not in Interactive SQL Classic (dbisqlc)

For backward compatibility, Sybase IQ still includes the older Windows-based Interactive SQL Classic (dbisqlc) utility. Interactive SQL Classic (dbisqlc) has disadvantages compared to Interactive SQL (dbisql):

Sybase recommends you use Interactive SQL (dbisql) instead. See Chapter 2, “Using Interactive SQL (dbisql).”