ZhangZhihui's Blog  
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2025年2月19日

摘要: SKIP SKIP (and its synonym OFFSET) defines from which row to start including the rows in the output. By using SKIP, the result set will get trimmed fr 阅读全文
posted @ 2025-02-19 21:32 ZhangZhihuiAAA 阅读(28) 评论(0) 推荐(0)
 
摘要: SHOW FUNCTIONS Listing the available functions can be done with SHOW FUNCTIONS. Table 1. List functions output ColumnDescriptionType name The name of 阅读全文
posted @ 2025-02-19 17:53 ZhangZhihuiAAA 阅读(13) 评论(0) 推荐(0)

2025年2月18日

摘要: MATCH Find nodes Find all nodes in a graph MATCH (n) RETURN n Find nodes with a specific label MATCH (movie:Movie) RETURN movie.title MATCH using node 阅读全文
posted @ 2025-02-18 22:03 ZhangZhihuiAAA 阅读(60) 评论(0) 推荐(0)
 
摘要: CREATE Syntax for nodes You can bind each node to a variable that you can refer to later in the query. Multiple labels are separated by colons. CREATE 阅读全文
posted @ 2025-02-18 17:50 ZhangZhihuiAAA 阅读(58) 评论(0) 推荐(0)
 
摘要: zzh@ZZHPC:~/Downloads$ ./neo4j-desktop-1.6.1-x86_64.AppImage [08:57:25.594] [info] ● ● ● Starting Neo4j Desktop 1.6.1 @ Linux 6.8.0-52-generic, Intel( 阅读全文
posted @ 2025-02-18 09:02 ZhangZhihuiAAA 阅读(125) 评论(0) 推荐(0)

2025年2月17日

摘要: zzh@ZZHPC:~/Downloads/sfw$ sudo dpkg -i neo4j-enterprise_2025.01.0_all.deb (Reading database ... 403875 files and directories currently installed.) Pr 阅读全文
posted @ 2025-02-17 21:14 ZhangZhihuiAAA 阅读(72) 评论(0) 推荐(0)
 
摘要: Clause composition The semantics of a whole query is defined by the semantics of its clauses. Each clause has as input the state of the graph and a ta 阅读全文
posted @ 2025-02-17 19:38 ZhangZhihuiAAA 阅读(22) 评论(0) 推荐(0)

2025年2月15日

摘要: Built-in databases in Neo4j All Neo4j servers contain a built-in database called system, which behaves differently than all other databases. The syste 阅读全文
posted @ 2025-02-15 14:15 ZhangZhihuiAAA 阅读(44) 评论(0) 推荐(0)
 
摘要: Load product catalog Load the product catalog data from external CSV files Northwind sells food products in a few categories provided by suppliers. Le 阅读全文
posted @ 2025-02-15 12:08 ZhangZhihuiAAA 阅读(141) 评论(0) 推荐(0)

2025年2月14日

摘要: Create nodes and relationships: CREATE (TheMatrix:Movie {title:'The Matrix', released:1999, tagline:'Welcome to the Real World'}) CREATE (Keanu:Person 阅读全文
posted @ 2025-02-14 18:18 ZhangZhihuiAAA 阅读(28) 评论(0) 推荐(0)
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