From 68f71e82beaccc0e4bb8328205f7df91d2e1e19e Mon Sep 17 00:00:00 2001 From: knqiufan <34114995+knqiufan@users.noreply.github.com> Date: Thu, 11 Jan 2024 14:22:31 +0800 Subject: [PATCH] add annotation to some examples of `WITH` clause (#2418) * add annotation to some examples of `WITH` clause as titled * modify description --------- Co-authored-by: Steam --- docs-2.0-zh/3.ngql-guide/8.clauses-and-options/with.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/docs-2.0-zh/3.ngql-guide/8.clauses-and-options/with.md b/docs-2.0-zh/3.ngql-guide/8.clauses-and-options/with.md index 4a65005a5d7..09ea1a6d975 100644 --- a/docs-2.0-zh/3.ngql-guide/8.clauses-and-options/with.md +++ b/docs-2.0-zh/3.ngql-guide/8.clauses-and-options/with.md @@ -22,6 +22,7 @@ 4. 去重后返回点的信息。 ```ngql +# 查询 Tag 为 player，name 属性为 Tim Duncan 的点的路径，并返回去重后路径中的所有的点信息列表。 nebula> MATCH p=(v:player{name:"Tim Duncan"})--() \ WITH nodes(p) AS n \ UNWIND n AS n1 \ @@ -52,6 +53,7 @@ nebula> MATCH p=(v:player{name:"Tim Duncan"})--() \ 4. 返回结果。 ```ngql +# 查询 id 为 player100 的点，并返回点的所有 Tag。 nebula> MATCH (v) \ WHERE id(v)=="player100" \ WITH labels(v) AS tags_unf \ @@ -69,6 +71,7 @@ nebula> MATCH (v) \ `WITH`可以在聚合查询中作为过滤器使用。 ```ngql +# 查询所有起始点和目的点均有 player 点类型的边，并对所有目的点去重，再根据 age 属性升序排列，返回 age 属性值小于 25 的目的点数据。 nebula> MATCH (v:player)-->(v2:player) \ WITH DISTINCT v2 AS v2, v2.player.age AS Age \ ORDER BY Age \ @@ -88,6 +91,7 @@ nebula> MATCH (v:player)-->(v2:player) \ 在`collect()`函数将输出结果转换为列表之前，可以使用`WITH`子句排序和限制输出结果。 ```ngql +# 查询所有 Tag 为 player 的点数据，并根据 name 属性倒序排列，将前 3 条结果转换为列表返回。 nebula> MATCH (v:player) \ WITH v.player.name AS Name \ ORDER BY Name DESC \ @@ -105,6 +109,7 @@ nebula> MATCH (v:player) \ 在`WITH`子句中设置别名，并通过`RETURN`子句输出结果。 ```ngql +# 判断 3 是否存在于 list 数组中。 nebula> WITH [1, 2, 3] AS `list` RETURN 3 IN `list` AS r; +------+ | r | @@ -112,6 +117,7 @@ nebula> WITH [1, 2, 3] AS `list` RETURN 3 IN `list` AS r; | true | +------+ +# 返回 3 和 4 的比较结果。 nebula> WITH 4 AS one, 3 AS two RETURN one > two AS result; +--------+ | result |