Hi vivek key_validation_class=UTF8Type will do ,but i certainly want
*string as row keys, *so will it work ?? *
*
On Fri, Oct 11, 2013 at 4:17 PM, Vivek Mishra <mishra.v...@gmail.com> wrote:
> Also, please use ByteBufferUtils for byte conversions.
>
>
> On Fri, Oct 11, 2013 at 4:17 PM, Vivek Mishra <mishra.v...@gmail.com>wrote:
>
>> but i have changed my **key_validation_class=AsciiType** in order to
>> make **string as row keys**
>>
>> why not key_validation_class=UTF8Type ?
>>
>> -Vivek
>>
>>
>> On Fri, Oct 11, 2013 at 3:55 PM, ashish sanadhya
>> <sanadhyaa...@gmail.com>wrote:
>>
>>> I have done with bulk loader with key_validation_class=LexicalUUIDType
>>> for new row with the help of this [code][1] but i have changed my
>>> **key_validation_class=AsciiType** in order to make **string as row keys**
>>>
>>> create column family Users1
>>> with key_validation_class=AsciiType
>>> and comparator=AsciiType
>>> AND column_metadata = [
>>> {column_name: timestamp1, validation_class: AsciiType}
>>> {column_name: symbol, validation_class: AsciiType}
>>> {column_name: Bid_Price, validation_class:AsciiType}
>>> {column_name: Ask_Price, validation_class:AsciiType}
>>> ];
>>>
>>>
>>> i have tried all possible changes to code in order to make row keys as
>>> string type but getting an error or even without **usersWriter.newRow** not
>>> able to write into sstable
>>>
>>>
>>> while ((line = reader.readLine()) != null)
>>> {
>>> if (entry.parse(line, lineNumber))
>>> {
>>> //usersWriter.newRow(uuid);
>>> usersWriter.newRow(String.valueOf(lineNumber));
>>> usersWriter.addColumn(bytes("symbol"),
>>> bytes(entry.symbol), timestamp);
>>> usersWriter.addColumn(bytes("timestamp1"),
>>> bytes(entry.timestamp1), timestamp);
>>> usersWriter.addColumn(bytes("Bid_Price"),
>>> bytes(entry.Bid_Price), timestamp);
>>> usersWriter.addColumn(bytes("Ask_Price"),
>>> bytes(entry.Ask_Price), timestamp);
>>> }
>>> lineNumber++;
>>> }
>>>
>>> getting an error as expected it is only taking **ByteBuffer**
>>>
>>> usersWriter.newRow(String.valueOf(lineNumber));
>>> ^
>>> required: ByteBuffer
>>> found: String
>>> reason: actual argument String cannot be converted to ByteBuffer by
>>> method invocation conversion
>>>
>>> Any help to make string as row keys in sstable for the above column
>>> family definition.thanks.
>>>
>>>
>>>
>>>
>>>
>>>
>>> [1]:
>>> http://www.datastax.com/wp-content/uploads/2011/08/DataImportExample.java
>>>
>>
>>
>
