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Postgres-XC tutorial PDF - PGCon

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Difference from vanilla PostgreSQL<br />

●<br />

●<br />

●<br />

More than one <strong>Postgres</strong>­<strong>XC</strong> kernel (almost PostgreSQL<br />

kernel)<br />

GTM and GTM­Proxy<br />

May connect to any one of the coordinators<br />

●<br />

●<br />

Provide single database view<br />

Full­fledged transaction ACID property<br />

– Some restrictions in SSI (serializable)<br />

May 16th, 2012 <strong>Postgres</strong>­<strong>XC</strong> 17

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