[ https://issues.apache.org/jira/browse/ATLAS-3863?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sarath Subramanian updated ATLAS-3863: -------------------------------------- Description: Tag propagation is re-evaluated every time when a relationship (edge) is deleted. Removal of propagated classifications is controlled at the assignment time to an entity: !image-2020-06-24-12-51-38-941.png|width=716,height=272! * {color:#172b4d}Remove propagation on entity delete - *TRUE :* {color} ** _Propagated classifications (to all downstream entities) will be removed when the source entity where the classification is originally assigned is deleted._ * Remove propagation on entity delete - *FALSE :* ** _Propagated classifications (to all downstream entities) will *not* be removed when the source entity where the classification is originally assigned is deleted._ There is no need to revaluate tag propagation during relationship (edge) deletion since removal of tag propagation depends on the above config *Significant performance improvement observed: 83% performance improvement seen.* Deleting a hive_table entity (with 44 columns and 16 propagated classifications) {{Before patch : 279 secs (4 mins, 39 secs) }} {{After patch : 46.92 secs}} was: Tag propagation is re-evaluated every time when a relationship (edge) is deleted. Removal of propagated classifications is controlled at the assignment time to an entity: !image-2020-06-24-12-51-38-941.png|width=716,height=272! * {color:#172b4d}Remove propagation on entity delete - *TRUE :* {color} ** _Propagated classifications (to all downstream entities) will be removed when the source entity where the classification is originally assigned is deleted._ * Remove propagation on entity delete - *FALSE :* ** _Propagated classifications (to all downstream entities) will *not* be removed when the source entity where the classification is originally assigned is deleted._ There is no need to revaluate tag propagation during relationship (edge) deletion since removal of tag propagation depends on the above config. > Avoid re-evaluating tag propagation when deleting relationship (edge) > --------------------------------------------------------------------- > > Key: ATLAS-3863 > URL: https://issues.apache.org/jira/browse/ATLAS-3863 > Project: Atlas > Issue Type: Improvement > Components: atlas-core > Affects Versions: 2.0.0 > Reporter: Sarath Subramanian > Assignee: Sarath Subramanian > Priority: Major > Labels: classification, tagpropagation > Fix For: 2.1.0 > > Attachments: ATLAS-3863.001.patch, image-2020-06-24-12-51-38-941.png > > > Tag propagation is re-evaluated every time when a relationship (edge) is > deleted. > Removal of propagated classifications is controlled at the assignment time to > an entity: > !image-2020-06-24-12-51-38-941.png|width=716,height=272! > > * {color:#172b4d}Remove propagation on entity delete - *TRUE :* {color} > ** _Propagated classifications (to all downstream entities) will be removed > when the source entity where the classification is originally assigned is > deleted._ > > * Remove propagation on entity delete - *FALSE :* > ** _Propagated classifications (to all downstream entities) will *not* be > removed when the source entity where the classification is > originally assigned is deleted._ > > There is no need to revaluate tag propagation during relationship (edge) > deletion since removal of tag propagation depends on the above config > > *Significant performance improvement observed: 83% performance improvement > seen.* > Deleting a hive_table entity (with 44 columns and 16 propagated > classifications) > {{Before patch : 279 secs (4 mins, 39 secs) }} > {{After patch : 46.92 secs}} > > -- This message was sent by Atlassian Jira (v8.3.4#803005)