Postgres-XC tutorial PDF - PGCon
Postgres-XC tutorial PDF - PGCon
Postgres-XC tutorial PDF - PGCon
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Example DBT1 (3)<br />
●<br />
Shopping_cart, shopping_cart_line<br />
●<br />
●<br />
●<br />
Frequently written<br />
– Hence distributed<br />
Point selects based on shopping_cart_id<br />
– Hence distributed by hash on shopping_cart_id<br />
JOINs with item on item_id<br />
– Having item replicated helps pushing JOINs to datanode<br />
May 16th, 2012 <strong>Postgres</strong><strong>XC</strong> 65
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