neo4j-clientNeo4j 的命令行界面
neo4j-client 是 Neo4j 的命令行 shell (CLI)。它支持与 Neo4j 服务器的安全连接，发送语句（包括多行语句）、持久命令行历史记录以及将结果渲染成表或 CSV。
neo4j-client 使用 Bolt 网络协议，并可在任何支持 Bolt 的服务器上工作。
环境要求：
neo4j-client 可在 GNU/Linux, Mac OS X 和 FreeBSD 平台上运行，需要 neo4j 3.0.0 或更高版本。
neo4j-client 的用法
Example interactive usage:
$ neo4j-client -u neo4j localhost
The authenticity of host 'localhost:7687' could not be established.
TLS certificate fingerprint is ded0fd2e893cd0b579f47f7798e10cb68dfa2fd3bc9b3c973157da81bab451d74f9452ba99a9c5f66dadb8a360959e5ebd8abb2d7c81230841e60531a96d268.
Would you like to trust this host (NO/yes/once)? yes
Password: *****
neo4j> :help
Enter commands or cypher statements at the prompt.
Commands always begin with a colon (:) and conclude at the end of the line,
for example `:help`. Statements do not begin with a colon (:), may span
multiple lines, are terminated with a semi-colon (;) and will be sent to
the Neo4j server for evaluation.
Available commands:
:quit Exit the shell
:connect '<url>' Connect to the specified URL
:connect host [port] Connect to the specified host (and optional port)
:disconnect Disconnect the client from the server
:export Display currently exported parameters
:export name=val ... Export parameters for queries
:unexport name ... Unexport parameters for queries
:reset Reset the session with the server
:set Display current option values
:set option=value ... Set shell options
:unset option ... Unset shell options
:status Show the client connection status
:help Show usage information
:format (table|csv) Set the output format
:width (<n>|auto) Set the number of columns in the table output
For more information, see the neo4j-client(1) manpage.
neo4j>
neo4j> :status
Connected to 'neo4j://neo4j@localhost:7687'
neo4j>
neo4j> MATCH (n:Person) RETURN n LIMIT 3;
+----------------------------------------------------------------------------+
| n |
+----------------------------------------------------------------------------+
| (:Person{born:1964,name:"Keanu Reeves"}) |
| (:Person{born:1967,name:"Carrie-Anne Moss"}) |
| (:Person{born:1961,name:"Laurence Fishburne"}) |
+----------------------------------------------------------------------------+
neo4j>
neo4j> :set
echo=off // echo non-interactive commands before rendering results
insecure=no // do not attempt to establish secure connections
format=table // set the output format (`table` or `csv`).
outfile= // redirect output to a file
username="neo4j" // the default username for connections
width=auto // the width to render tables (`auto` for term width)
neo4j>
neo4j> :quit
$
Example non-interactive usage:
$ echo "MATCH (n:Person) RETURN n.name AS name, n.born AS born LIMIT 3" | \ neo4j-client -u neo4j -P localhost > result.csv Password: ***** $ $ cat result.csv "name","born" "Keanu Reeves",1964 "Carrie-Anne Moss",1967 "Laurence Fishburne",1961 $
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