Something went wrong there. Can you share your graph.db/messages.log file to see if we can find out the reason?
Your create/drop constraint syntax is correct. On Sun, Mar 30, 2014 at 7:52 AM, Rio Eduardo <[email protected]> wrote: > I create constraint in Neo4j Shell(2.0.1) with this syntax => CREATE > CONSTRAINT ON(U:User) ASSERT U.user_id is UNIQUE; > And can see the schema with this syntax => schema ls -l :User > > but when I want to drop contraint with this syntax => DROP CONSTRAINT > ON(U:User) ASSERT U.user_id is UNIQUE; > it returns error result => SystemException: TM has encountered some > problem, please perform necessary action (tx recovery/restart) > And when I want to see the scema with this syntax => schema ls -l :User > it returns error result too => SystemException: TM has encountered some > problem, please perform necessary action (tx recovery/restart) > > And when I restart my neo4j, and see the schema, suddenly there is no > indexes and constraints that I already created before. > > so, What happened to my neo4j actually? and how to solve this problem? and > how to drop constraint with this syntax => DROP CONSTRAINT ON(U:User) > ASSERT U.user_id is UNIQUE;? > > Thank you. > > -- > 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 [email protected]. > 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
