Web Application 6 Exploring the Sample Data Model 7 Looking at the Schema Definitions in Cassandra-CLI 8 DataStax Community Release Notes 8 What's New 8 Prerequisites 8 Understanding the Cassandra Architecture About Cassandra CLI 60 About CQL 61 Other High-Level Clients 61 Java: Hector Client API 61 Python: Pycassa Client API 61 PHP: Phpcassa Client API 61 Getting Started Using the Cassandra CLI 61 Creating - the CLI and the CQL (Cassandra Query Language) utility. For this indroduction use the CLI, which in the Windows Cassandra group folder and in the bin directory on Linux or Mac: ./cassandra-cli -h localhost

com 各个文件或目录介绍如下： bin：这个目录下包含了启动 Cassandra 以及客户端相关操作的可执行文件，包括 query language shell（cqlsh）以及命令行界面（CLI）等客户端。同时还包含运行 nodetool 的相关脚本，操作 SSTables 的工具等等。 conf：这个目录下面包含了 Cassandra 的配置文件。必须包含的配置文件包括：assandra