September 2013
Intermediate to advanced
548 pages
12h 25m
English
Content preview from Programming Erlang, 2nd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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What Haven’t We Talked About?
ETS and DETS tables support a number of operations that we haven’t talked about in this chapter. These operations fall into the following categories:
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Fetching and deleting objects based on a pattern
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Converting between ETS and DETS tables and between ETS tables and disk files
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Finding resource usage for a table
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Traversing all elements in a table
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Repairing a broken DETS table
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Visualizing a table
More information about ETS[23] and DETS[24] is available online.
ETS and DETS tables were designed for efficient low-level in-memory and disk storage of Erlang terms, but this is not the end of the story. For more sophisticated data storage, we need a database.
In the next chapter, we’ll introduce Mnesia, which is a real-time ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.