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我正在读[进口CSV数据进入的Neo4j] [1],我试图执行Neo4j的:错误:在 “LOAD CSV” 中的R降价意想不到符号
library("RNeo4j")
library("curl")
graph <- startGraph("http://localhost:7474/db/data", username = "neo4j", password = "")
clear(graph, input = F)
LOAD CSV WITH HEADERS FROM "file:///data//airlines.csv" AS row
CREATE (n:airlines)
SET n = row,
n.carrier = toFloat(row.carrier),
n.name = toFloat(row.name)
我得到了以下错误消息:
> > LOAD CSV WITH HEADERS FROM "file:///data//airlines.csv" AS row
Error: unexpected symbol in "LOAD CSV"
> CREATE (n:airlines)
Error: could not find function "CREATE"
> SET n = row,
Error: unexpected symbol in "SET n"
> n.carrier = toFloat(row.carrier),
Error: unexpected ',' in " n.carrier = toFloat(row.carrier),"
> n.name = toFloat(row.name)
Error: could not find function "toFloat"
>
请分享您使用的完整声明,而不仅仅是一部分。 –
@LendaLD请添加更多详情。这些标签表明您正在使用R的Neo4j。您如何将Cypher命令传递给Neo4j? –
@[email protected]áborSzárnyas感谢您的好意,我实际上不知道如何将密码指令传递给Neo4j,并且我只是按照官方指南将'LOAD CSV'直接放入我的代码中。 – LenaLD