Re: Server Side Logic/Script - Triggers / StoreProc

2012-04-27 Thread Jeffrey Kesselman
It should be noted that, in a distributed storage environment, scripting *at the node of storage* is much more powerful then higher up at some broker. Its easy to do this wrong. 2012/4/27 Data Craftsman > Howdy, > > Some Polyglot Persistence(NoSQL) products started support server side > script

Re: Server Side Logic/Script - Triggers / StoreProc

2012-04-27 Thread Data Craftsman
Howdy, Some Polyglot Persistence(NoSQL) products started support server side scripting, similar to RDBMS store procedure. E.g. Redis Lua scripting. I wish it is Python when Cassandra has the server side scripting feature. FYI, http://antirez.com/post/250 http://nosql.mypopescu.com/post/1994927

Re: unsubscribe

2012-04-27 Thread Benoit Perroud
http://wiki.apache.org/cassandra/FAQ#unsubscribe Le 27 avril 2012 19:20, Ramkumar Vaidyanathan (PDF) a écrit : > unsubscribe > > > > > The information in this email and any attachments to it may be confidential > and/or privileged. Unless you are the intended recipient (or authorized to > receive

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2012-04-27 Thread Ramkumar Vaidyanathan (PDF)
unsubscribe -- *The information in this email and any attachments to it may be confidential and/or privileged. Unless you are the intended recipient (or authorized to receive it on behalf of the intended recipient), you may not use, copy, or disclose to anyone the message or attachments, in wh

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2012-04-27 Thread Gmail
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Re: Can column type be changed dynamically?

2012-04-27 Thread 马超
After I update the column type: *update column family User with column_metadata = [{column_name : 77, validation_class : Int32Type}];* I can't list the data in User column family: *list User;* * * *RowKey: 1234* *A int is exactly 4 bytes: 2* Any ideas for this? Thanks, 2012/4/27 马超 > Thanks

Re: Can column type be changed dynamically?

2012-04-27 Thread 马超
Thanks a lot! I will go ahead~ 2012/4/27 Sylvain Lebresne > On Fri, Apr 27, 2012 at 5:26 PM, 马超 wrote: > > Hi all, > > > > I want to change one of my column type from IntegerType to Int32Type > > dynamically. I'm sure all datas in that column are int32 type indeed. So > I > > want changing the

Re: Can column type be changed dynamically?

2012-04-27 Thread Sylvain Lebresne
On Fri, Apr 27, 2012 at 5:26 PM, 马超 wrote: > Hi all, > > I want to change one of my column type from IntegerType to Int32Type > dynamically. I'm sure all datas in that column are int32 type indeed. So I > want changing the column type by: > > update column family XXX with column_metadata = [{colum

Can column type be changed dynamically?

2012-04-27 Thread 马超
Hi all, I want to change one of my column type from IntegerType to Int32Type dynamically. I'm sure all datas in that column are int32 type indeed. So I want changing the column type by: *update column family XXX with column_metadata = [{column_name : 'xxx', validation_class : Int32Type}];* Is th