Neo4j

dannyfan558 · 07-23-2021

Hi, sorry I am new to the Neo4j. I hope someone can help me to work this out or give me a direction (or Cypher function) I should working on. The problem is that now I am trying to install a CSV file of collected movie information into the Neo4j to g...

dannyfan558 · 07-26-2021

Thanks for helping. I did a test on the cast node only as your suggestion. The query looks like: :auto USING PERIODIC COMMIT 1000 LOAD CSV WITH HEADERS FROM 'file:///netflix_movie.csv' AS row MERGE (a:movie {name:row.id,title:row.title}) WITH split(r...

dannyfan558 · 07-26-2021

The input data is a csv file which I collected by web scrap. The detail looks like: As you said, the query works fine without trying to import and merge the caste nodes and relationship. On the other hand, if I write the query as: FOREACH (x IN q1 |...

dannyfan558 · 07-26-2021

HI, sorry I think I posted the previous query, which is almost the same except the first line. The query with periodic commit setting looks like: :auto USING PERIODIC COMMIT 1000 MERGE (a:movie {name:row.id,title:row.title}) MERGE (e:duration {name:r...

dannyfan558 · 07-25-2021

Thank you so much for replying! I have tried to use the periodic committ as you suggested. but the same error still raised. I have posted the full query code below.

dannyfan558 · 07-25-2021

Thank you so much for replying. The full query is below: MATCH (n) DETACH DELETE n; LOAD CSV WITH HEADERS FROM 'file:///netflix_movie.csv' AS row MERGE (a:movie {name:row.id,title:row.title}) MERGE (e:duration {name:row.duration}) MERGE (a) -[:durati...

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Keep getting error of java heap space when use Merge and FOREACH

Re: Keep getting error of java heap space when use Merge and FOREACH

Re: Keep getting error of java heap space when use Merge and FOREACH

Re: Keep getting error of java heap space when use Merge and FOREACH

Re: Keep getting error of java heap space when use Merge and FOREACH

Re: Keep getting error of java heap space when use Merge and FOREACH