Postgres-XC tutorial PDF - PGCon
Postgres-XC tutorial PDF - PGCon
Postgres-XC tutorial PDF - PGCon
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Shippability of Joins<br />
Hash/Module distributed Round Robin Replicated<br />
Hash/Modulo distributed<br />
Inner join with equality<br />
condition on the<br />
distribution column with<br />
same data type and same<br />
distribution strategy<br />
NO<br />
Inner join if replicated<br />
table's distribution list is<br />
superset of distributed<br />
table's distribution list<br />
Round Robin No No Inner join if replicated<br />
table's distribution list is<br />
superset of distributed<br />
table's distribution list<br />
Replicated<br />
Inner join if replicated<br />
table's distribution list is<br />
superset of distributed<br />
table's distribution list<br />
Inner join if replicated<br />
table's distribution list is<br />
superset of distributed<br />
table's distribution list<br />
All kinds of joins<br />
May 16th, 2012 <strong>Postgres</strong><strong>XC</strong> 59
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