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List Functions
Data Setup keys range labels nodes relationships toBooleanList Data Setup SELECT * from cypher ( 'graph_name' , $$ CREATE ( A : Person { name : 'Alice' , age ... -
Cypher in SQL expressions
Using Cypher with ‘=’ Working with Postgres’s IN Clause Working with the Postgres EXISTS Clause Querying Multiple Graphs Cypher cannot be used in an expression— the query must... -
配置 Postgres 以允许远程连接
关于此任务 步骤 关于此任务 在部署集群之前，将 Postgres 配置为允许远程连接至关重要。如果您在安装集群之前未执行这些步骤，安装将失败。 步骤 打开 /var/lib/pgsql/9.6/data/pg_hba.conf 并更新为以下内容 # "local" is for Unix domain socket connect... -
SET
Terminal SET clauses Set a property Return created vertex Remove a property Set multiple properties using one SET clause The SET clause is used to update labels and properti... -
Greenplum
Description Key Features Options driver [string] url [string] common options Changelog 2.2.0-beta 2022-09-26 Greenplum sink connector Description Write data to Greenp... -
DELETE
Terminal DELETE clauses Introduction Delete isolated vertices Delete all vertices and edges associated with them Delete edges only Return a deleted vertex The DELETE clause... -
ORDER BY
Introduction Order nodes by property Order nodes by multiple properties Order nodes in descending order Ordering null ORDER BY is a sub-clause following WITH . ORDER BY spec... -
WITH
Introduction Filter on aggregate function results Sort results before using collect on them Limit branching of a path search Introduction Using WITH , you can manipulate the ... -
Scalar Functions
id start_id end_id type properties head last length size startNode endNode timestamp toBoolean toFloat toInteger coalesce id id() returns the id of a vertex or e... -
PostgreSQL Prerequisite
The Ranger database user in Amazon RDS PostgreSQL Server should be created before installing Ranger and should be granted an existing role which must have the role CREATEDB. Usi...
