Resolving the following JIRAs : TRAFODION-1604 - Fixed one place in CharType.h where 100 was the max limit for lob handle length TRAFODION-1596 - Added checks in alter code to prevent altering adding LOB columns. TRAFODION-1598 - Added several syntax filxes in parser and ExpLOBaccess.cpp to address these problems. TRAFODION-1599 - Added checks in binder to prevent sample columns from being LOB columns. TRAFODION-1602 - Added checks in DDL layer to prevent LOB columns as unique constraints or store by.