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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... -
Distributed counters
Id generator Redis or Valkey based Java Id generator RIdGenerator generates unique numbers but not monotonically increased. At first request, batch of id numbers is allocated and... -
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... -
Graphs
Create a Graph create_graph() Delete a Graph drop_graph() How Graphs Are Stored In Postgres A graph consists of a set of vertices and edges, where each individual node and ed... -
Flink Connector
Flink Connector Apache Flink supports creating Iceberg table directly without creating the explicit Flink catalog in Flink SQL. That means we can just create an iceberg table by s... -
List Functions
Data Setup keys range labels nodes relationships toBooleanList Data Setup SELECT * from cypher ( 'graph_name' , $$ CREATE ( A : Person { name : 'Alice' , age ... -
Hive Distcp
Introduction Configure Hive Distcp Job Source and target metastores Database and tables to copy Target path computation Conflicting table and partitions treatment Deregisterin... -
Auxiliary SQL Functions
Kyuubi provides several auxiliary SQL functions as supplement to Hive’s Built-in Functions Name Description Return Type Since kyuubi_version Return the version of Ky... -
TDengine
Description Key features Options url [string] username [string] password [string] database [string] stable [string] lower_bound [long] upper_bound [long] Example source ... -
配置 iptables
为了使 Ambari 在设置过程中与其部署和管理的主机进行通信，某些端口必须打开且可用。最简单的方法是暂时禁用 iptables，如下所示： RHEL/CentOS/Oracle/Amazon Linux systemctl disable firewalld service firewalld stop SLES rcSuSEfire...
