@Ankit Singhal Thank you. I was able to obtain column mapping for column qualifiers in "SYSTEM.CATALOG" table in the column "COLUMN_QUALIFIER" except for column qualifiers which are declared as PK in the DDL through Apache Phoenix. For those column qualifiers which were declared as PK, their corresponding column mapping in "SYSTEM.CATALOG" does not have any column "COLUMN_QUALIFIER", instead it has "KEY_SEQ", which mostly maps to integer value and does not seem to have the value for column qualifier encoding. ... View more

@Ankit Singhal Do we have a way for getting this column mapping from any System table. I am using two HBase clients somehow, one for creating tables and ingesting data through (Apache Phoenix), which converts all column qualifiers to encoded form. And While retrieving data from HBase , I am using HappyBase through Thrift, which actually needs exact column qualifiers. Looking forward to hear from you. Thanks ... View more