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2017-08-01-bigdata-analytics-sql-anywhere-design.md

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Big Data Analytics Note - SQL AnyWhere Design

大数据查询分析-SQL AnyWhere


SQL on Database

SQL on Hadoop

SQL on Search

Data Query Optimize Usage

PostgreSQL Index

B-Tree, hash, gin, gist, sp-gist, brin, rum, bloom

Greenplum Index

B+Tree, GiST, bitmap
  • Hive Index

Partition分区替代索引,以提高查询性能