admin.deleteTable(tableName); // delete the table
HTableDescriptor tableDesc = new HTableDescriptor(tableName.toString());
for (int i = 0; i < columns.length; i++) {
tableDesc.addFamily(columns[i]);
}
admin.createTable(tableDesc); // re-create the table
} catch (IOException e) {
return new ReturnMsg(0, "error msg : " + e.toString());
}
return new ReturnMsg(0, "'" + tableName + "' is successfully truncated.");
}