Note that tomap is available in 0.9 (see the jira ticket). http://www.hortonworks.com/new-apache-pig-0-9-features-part-3-additional-features/
You can write a UDF for conversion between data types. Michael ________________________________ From: Norbert Burger <[email protected]> To: [email protected] Sent: Thursday, September 8, 2011 4:58 AM Subject: Re: How can I generate a Map from a Tuple or a Bag Hi Ruihong -- if you can coalesce your data into (key1, value1, key2, value2, key3, value3...) format, then you can use the TOMAP built-in function: https://issues.apache.org/jira/browse/PIG-1809 If you have more complex conversion requirements, then you can pass the data off to a UDF which returns back a map. Norbert 2011/9/7 石瑞红 <[email protected]>: > > HI all, > > How can I generate a Map from a Tuple or a Bag? > I am looking for an example. > > Ruihong >
