private static byte[] getColumnValue(String tableName, Index index, byte[] row) {
/* Value table_ = cm.GetTableInformation(tableName);
Value attr_;
int st = 0, en = 0;
for(int i = 0; i <= table_.getLength(); i++){
attr_ = cm.GetAttrInformation(tableName, i);
st = en;
en += attr_.getLength();
}*/
int st = 0, en = 0;
for (int i = 0; i < index.column; i++) {
st = en;
en += cm.GetAttrInformation(tableName, i).getLength();
}
byte[] colValue = new byte[en - st];
for (int j = 0; j < en - st; j++) {
colValue[j] = row[st + j];
}
return colValue;
}
