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hi i want to retrieve all data from the specific field in database using hashmap.. unfortunately, only the last value was retrieve.. what will i do?

i got it now, but my problem is, it only return the last data from database (ie unicode = rl, m , RL) only RL returned.. this is my revise codes:

public Hashtable selectData(String field, String...

It must returned the unitcode(rl, m, RL) from a specific table of database.

so what will i do? sorry, i am really new in hashtable and enumeration ..

hi guys, im using the enumeration and hashtable. i have two separate classes wherein in the first one is the retrieving of data from database (the return type is enumeration) and other one is the ...