On Wednesday 07 September 2011 07:51:57 wahono sri wrote: > try > tmsesqlquery1.applyupdates; ===> I got error here, but debugger stop > here. except > tmsesqlquery1.trans.rollbackretaining; ====> but this command does not > executed. > exit; > end; > tmsesqlquery1.trans.commitretaining; > > AFAIK, after I got error message, I can run command after "except" command. > BTW, another possibility to rollback a group of updates is to use savepoints if your database supports them. tsqltransaction has savepointbegin(), savepointrollback() and savepointrelease() and the savepointlevel property. A cascade of updates in tdatraset.post() can be automatically rollback in case of an error by activting tmsesqlquery.controller.options dso_postsavepoint. Sometimes also useful in this context are dso_cancelupdateonerror and dso_cancelupdatesonerror.
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