Hi gokul, As you said I have used result.rawCells() but there is no functions to get all the columns of the given row-key.
Thanks On Wed, Jan 20, 2016 at 12:23 PM, Gokul Balakrishnan <[email protected]> wrote: > Yes. You can use result.rawCells() to get the array of Cell instances > backing your query, if you need to retrieve all columns in your row at > once. You can then retrieve column values in the same way as above from > each Cell instance. > > Alternatively, if your requirement is to process each column one by one, > you can use result.cellScanner() to get a CellScanner instance (say > "cellScanner"), and then iterate over each cell through > cellScanner.current(). > > Please see [1] for all operations supported by > org.apache.hadoop.hbase.client.Result. > > [1] > https://hbase.apache.org/apidocs/org/apache/hadoop/hbase/client/Result.html > > On 20 January 2016 at 12:02, Rajeshkumar J <[email protected]> > wrote: > > > Hi, > > > > I want to get all the column values for a given row-key. > > > > Row-key col1 col2 col3 col4 col5 > > > > id100 XXX YY ZZZ AAA BBB > > > > is there any option available to get all the column values for given > > row-key. Here for id100 I want to have XX,YY, ZZZ ,AAA,BBB > > > > Thanks > > > > > > > > On Wed, Jan 20, 2016 at 11:30 AM, Gokul Balakrishnan <[email protected] > > > > wrote: > > > > > There are various ways, one of which is as follows: > > > > > > Result result = table.get(new Get("id100".**getBytes())); > > > Cell dataCell > > > = result.getColumnLatestCell("some_column_family","some_qualifier"); > > > byte[] data = CellUtil.cloneValue(dataCell); > > > > > > The byte array "data" will represent the value of the column you've > > > retrieved. Note that this code returns the latest version of the cell > > > you've specified, and you'll have to do the necessary null checks for > > > "dataCell". > > > > > > On 20 January 2016 at 11:09, Rajeshkumar J < > [email protected]> > > > wrote: > > > > > > > Hi solomon, > > > > > > > > The statement you have given is of > > > org.apache.hadoop.hbase.client.Result > > > > type. How to get all the column values from this?? > > > > > > > > Thanks > > > > > > > > On Tue, Jan 19, 2016 at 6:45 PM, Solomon Duskis <[email protected]> > > > wrote: > > > > > > > > > It sounds like you want a Get rathe than a scan. *table.get(new > > > > > Get("id100".**getBytes()));* should do the trick. > > > > > > > > > > On Tue, Jan 19, 2016 at 7:17 AM, Rajeshkumar J < > > > > > [email protected]> > > > > > wrote: > > > > > > > > > > > Hi, > > > > > > > > > > > > I have implemented Range scan using Java API as shown below > > > > > > > > > > > > Scan scan = new Scan(); > > > > > > Configuration config = HBaseConfiguration.create(); > > > > > > HTable table = new HTable(config, "tablename"); > > > > > > scan.setStartRow("id100".getBytes()); > > > > > > scan.setStopRow("id100".getBytes()); > > > > > > ResultScanner scanner = table.getScanner(scan); > > > > > > > > > > > > Is there any option like so that i can get all the column values > > only > > > > > for a > > > > > > particular row-key without iteration. > > > > > > > > > > > > For ex : I have used id100 which is a row-key. After the scan > > > completed > > > > > how > > > > > > to get all the column values of id100 row key without iteration. > > > > > > > > > > > > Thanks, > > > > > > Rajeshkumar J > > > > > > > > > > > > > > > > > > > > >
