update documentation for use of exec with no-args
-------------------------------------------------
Key: PIG-2211
URL: https://issues.apache.org/jira/browse/PIG-2211
Project: Pig
Issue Type: Bug
Affects Versions: 0.9.0
Reporter: Thejas M Nair
Assignee: Corinne Chandel
Fix For: 0.9.1, 0.10
In the description of the arguments of the exec commands, it shows that the
script argument is compulsory.
{code}
exec [-param param_name = param_value] [-param_file file_name] script
{code}
should be
{code}
exec [-param param_name = param_value] [-param_file file_name] [script]
{code}
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