10.7. Working with scripts

Writing Pig Latin scripts is largely about packaging together the Pig Latin statements that you’ve successfully tested in Grunt. Pig scripting does have a few unique topics though. They’re comments, parameter substitution, and multiquery execution.

10.7.1. Comments

As you’ll reuse your Pig Latin script, it’s obviously a good idea to leave comments for other people (or yourself) to understand it in the future. Pig Latin supports two forms of comments, single-line and multiline. You start the single-line comment by a double hyphen and the comment ends at the end of the line. You enclose the multiline comment by the /* and */ markers, similar to multiline comments in Java. For example, a Pig Latin script with comments can look like