dynamobi/dynamobi — Issue #518: [FRG-354] add warnings for correlated subquery usage
Author: dynamobi-build
Created: 2011-12-30 03:32:58+00:00
State: open
Labels: FRG, SQL Validator

[reporter="jvs", created="Mon, 3 Nov 2008 13:55:59 -0500 (GMT-05:00)"]
Currently there are cases where decorrelation leads to either wrong results or poor performance. Until we fix these, we should supply warnings to the user (either for all usage of correlated subqueries, or for just these cases if we can detect them).