Postgres-XC tutorial PDF - PGCon
Postgres-XC tutorial PDF - PGCon
Postgres-XC tutorial PDF - PGCon
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Highavailability design<br />
●<br />
Streaming replication on critical<br />
nodes<br />
– Nodes having unique data<br />
Log shipping<br />
●<br />
– Do not care about unlogged tables<br />
for example<br />
GTMStandby<br />
Dn master<br />
Dn slave<br />
– GTM is SPOF<br />
Status backup<br />
– Need to fallback to a standby if<br />
failure GTM GTMStandby<br />
May 16th, 2012 <strong>Postgres</strong><strong>XC</strong> 24