Inline. J-D
On Fri, Feb 12, 2010 at 5:38 AM, Muhammad Mudassar <mudassa...@gmail.com>wrote: > Hi > I have hbase table with 3 column families and some number of rows stored in > it here I want to ask that how I can search values from the table (like > select name from employee where age='35': query of sql ) using api in java > some code would be helpful. > There's no support for secondary indexes in HBase core, you need you use one of the contribs. 2 are available in 0.20.3, you can have a look at them by looking at src/contrib/indexed and src/contrib/transactional. Another option is maintaining the indexes yourself. > i am having problem to define row keys curently i am using numbers like > 1,2,3..... for each row which i have implemented using a loop which > increments integer variable used as row key each time i have to inser data > in table is there any way to generate saperat row key each time data > insertion is performed. > Inserting row keys with an incremental ID is usually not a good idea since sequential writing is usually slower than random writing. If you can't find a natural row key (which is good for scans), use a UUID. > > Thanks > > Mhammad Mudassar >
