About the "You can also increase your heap or have the queries only work on a batch of data." If the data is very large,the increase will no limit. This is not a suit way of doing. Now I using spring data neo4j.I can use template to work on a batch of data, but i use @Query to implement it.So I need one queries to do. Thanks
在 2014年5月31日星期六UTC+8上午7时50分00秒，Michael Hunger写道： > > How about splitting it in multiple queries? > > START node=node(12346L) > MATCH node - [r2:FOWARD] - user - [r3] - () > DELETE r3,user; > > > START node=node(12346L) > MATCH node - [r1] - () > DELETE r1,node; > > You can also increase your heap or have the queries only work on a batch > of data. > > How much is "rich"-relationships? > > > > > > On Fri, May 30, 2014 at 5:25 AM, <sunyul...@gmail.com <javascript:>> > wrote: > >> Hi there, >> >> I use the neo4j 1.9.7 enterprise version. >> >> Now I need to delete some graph. Following that : >> >> START node=node(12346L) >> MATCH node - [r2:FOWARD] - user - [r3] - user2 >> DELETE r3 >> WITH node,user >> DELETE user >> WITH node >> MATCH node - [r1] - user1 >> DELETE r1 >> WITH node >> DELETE node >> >> When the data is very big,it will tell me java heap space . The >> relationship all are rich-relationship. >> >> I hope to know that whether it has more better for this. >> >> Thanks >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Neo4j" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to neo4j+un...@googlegroups.com <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to neo4j+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
