psql

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Interactive Graphics and Retrieval System

• Complex SQL queries

• SQL Sub-selects

• Foreign keys www.yiibai.com

• Trigger

• Views

• Transactions

• Multiversion concurrency control (MVCC)

• Streaming Replication (as of 9.0)

• Hot Standby (as of 9.0)

psql

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原文地址：http://www.cnblogs.com/ruiy/p/3961723.html