cassandra cql3文档

Data modeling example...................................................................................................................... 8 Example of a music service..................................................................................................... 8 Compound keys and clustering................................................................................................9 Collection columns..................................................................................................................10 Adding a collection to a table.................................................................................................10 Updating a collection.............................................................................................................. 10 Indexing a collection...............................................................................................................11 Filtering data in a collection................................................................................................... 12 When to use a collection........................................................................................................12 Indexing............................................................................................................................................. 12 When to use an index............................................................................................................13 Using an index........................................................................................................................13 Using multiple indexes............................................................................................................14 Building and maintaining indexes..................................................................................................... 14 Working with legacy applications................................................................................