Conventions

In this book, you will find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and an explanation of their meaning.

Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "Data deletion in HBase can happen for a single row or in the form of a batch representing multiple rows using the following method of the HTable class."

A block of code is set as follows:

List<Delete> deletes = new ArrayList<Delete>();
Delete delete1 = new Delete(Bytes.toBytes("row-1"));
delete1.deleteColumn(Bytes.toBytes("cf1"), Bytes.toBytes("greet"));
deletes.add(delete1);

Any command-line ...

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