Reversing clustering order at query time

Using our existing user_status_updates table, we can instruct Cassandra to return results in reverse order of id:

SELECT "id", DATEOF("id"), "body"FROM "user_status_updates"WHERE "username" = 'alice'ORDER BY "id" DESC;

This is the first time we've seen an ORDER BY in CQL, but it should be familiar to anyone who's worked with a SQL database: the DESC tells Cassandra that we want to order rows by descending values in the id column:

You might assume that the ORDER BY gives us a lot of flexibility in ordering rows - you might think that id can just as well be replaced by any other column. Let's see for ...

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