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Head's Up! These forums are read-only. All users and content have migrated. Please join us at community.neo4j.com.

haidkang
Node
since ‎12-07-2021
‎06-01-2022

User Statistics

  • 11 Posts
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User Activity

Apoc.merge.relationship - permitted range [0,65535]

04-09-2022
Test system : Neo4j community server 4.3.6 on CentOS7 - browser In test system call db.relationshipTypes() yield relationshipType return count(relationshipType) as numRelTypes; Run the script as below : ( inland_route.csv file's rows are under 500 r...

How to delete/create databases in Neo4j?

04-08-2022
My test environment is as below version : community 4.35 OS : CentOS 7 I am currently using neo4j single db because of community version. How to delete/create databases in Neo4j? I know of course to delete relationships and nodes by cypher, but that ...

Two questions about date conversion in cypher

03-30-2022
I have two questions about date conversion in cypher. First, There is SQL in Oracle : SELECT TO_CHAR(SYSDATE, 'D') FROM DUAL; The SQL returns a number from 1 (sun) to 7 (sat) Does Neo4j have a cypher function to replace it? Second If the arguemnts is...

If the same cypher phase is repeatedly executed in a short time, is it possible to be retrieved data from memory?

03-03-2022
In the case of RDBMS, when repeatedly executing the same data query within a short period of time, a lot of data is stored in memory, so there are in which faster results can be obtained than the first time query. Does NEO4J operate with the same str...