[Spce-user] TIPP: database replication with tungsten
Klaus Peter v. Friedeburg
friedeburg at aco.de
Sat Oct 13 20:34:05 EDT 2012
Hi all,
if you want to use tungsten replicator for replicate the database in multi-master Setup you must edit the table-triggers.
Insert a new function to all the databases:
**************************************
create function is_master()
returns boolean
deterministic
return if(substring_index(user(),'@',1) != 'replicator',true, false);
**************************************
In the trigger definition insert AFTER the DECLARE lines
**************
if is_master() then
........
end if;
**************
Klaus Peter
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