Barcelona Index Server will then serve-up the metadata, making it easier to find and access business information across the enterprise.
“Project Barcelona”索引服务器将成为后续的元数据,使其更容易找到并访问整个企业的业务信息。
It is built using Apache Hadoop for hourly index updates and Apache HBase to provide random access to item information.
它使用Apache Hadoop来支持每小时进行的索引更新,使用Apache HBase对随机存取信息提供支持。
Using this information you can confirm that columns were correctly (or not) used for index access and also to determine where a condition was filtered.
用这个信息你能确认那些列是否正确的使用了索引访问且判断条件在哪过滤的。
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