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The following commit(s) were added to refs/heads/master by this push: new 444db7ee07 [fix]delete error docs (#570) 444db7ee07 is described below commit 444db7ee07c78d055ba220960de878357cdf781e Author: ZhenchaoXu <49646212+i...@users.noreply.github.com> AuthorDate: Sun Apr 21 06:55:10 2024 +0800 [fix]delete error docs (#570) --- .../query/query-data/common-table-expression.md | 43 --------------------- .../query/query-data/common-table-expression.md | 45 ---------------------- versioned_sidebars/version-2.0-sidebars.json | 1 - 3 files changed, 89 deletions(-) diff --git a/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.0/query/query-data/common-table-expression.md b/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.0/query/query-data/common-table-expression.md deleted file mode 100644 index 984229ec54..0000000000 --- a/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.0/query/query-data/common-table-expression.md +++ /dev/null @@ -1,43 +0,0 @@ ---- -{ - "title": "公用表表达式(CTE)", - "language": "zh-CN" -} ---- - -<!-- -Licensed to the Apache Software Foundation (ASF) under one -or more contributor license agreements. See the NOTICE file -distributed with this work for additional information -regarding copyright ownership. The ASF licenses this file -to you under the Apache License, Version 2.0 (the -"License"); you may not use this file except in compliance -with the License. You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, -software distributed under the License is distributed on an -"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY -KIND, either express or implied. See the License for the -specific language governing permissions and limitations -under the License. ---> - -公用表表达式(common table expression)定义一个临时结果集,您可以在 SQL 语句的范围内多次引用。CTE 主要用于 SELECT 语句中。 - -要指定公用表表达式,请使用 `WITH` 具有一个或多个逗号分隔子句的子句。每个子条款都提供一个子查询,用于生成结果集,并将名称与子查询相关联。下面的示例定义名为的 CTE `cte1` 和 `cte2` 中 `WITH` 子句,并且是指在它们的顶层 `SELECT` 下面的 `WITH` 子句: - -```sql -WITH - cte1 AS(SELECT a,b FROM table1), - cte2 AS(SELECT c,d FROM table2) -SELECT b,d FROM cte1 JOIN cte2 -WHERE cte1.a = cte2.c; -``` - -在包含该 `WITH`子句 的语句中,可以引用每个 CTE 名称以访问相应的 CTE 结果集。 - -CTE 名称可以在其他 CTE 中引用,从而可以基于其他 CTE 定义 CTE。 - -CTE 可以引用自身来定义递归 CTE。递归 CTE 的常见应用包括分层或树状结构数据的序列生成和遍历。 \ No newline at end of file diff --git a/versioned_docs/version-2.0/query/query-data/common-table-expression.md b/versioned_docs/version-2.0/query/query-data/common-table-expression.md deleted file mode 100644 index f51b304b05..0000000000 --- a/versioned_docs/version-2.0/query/query-data/common-table-expression.md +++ /dev/null @@ -1,45 +0,0 @@ ---- -{ - "title": "Common Table Expression", - "language": "en" -} ---- - -<!-- -Licensed to the Apache Software Foundation (ASF) under one -or more contributor license agreements. See the NOTICE file -distributed with this work for additional information -regarding copyright ownership. The ASF licenses this file -to you under the Apache License, Version 2.0 (the -"License"); you may not use this file except in compliance -with the License. You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, -software distributed under the License is distributed on an -"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY -KIND, either express or implied. See the License for the -specific language governing permissions and limitations -under the License. ---> - - -Common Table Expressions (CTEs) define a temporary result set that can be referenced multiple times within the scope of an SQL statement. CTEs are primarily used in SELECT statements. - -To specify a CTE, use the WITH clause with one or more comma-separated clauses. Each clause provides a subquery that generates a result set and associates a name with the subquery. - -The following example defines CTEs named `cte1` and `cte2` within the `WITH` clause and refers to them in the top-level `SELECT` below the `WITH` clause: - -```sql -WITH - cte1 AS (SELECT a, b FROM table1), - cte2 AS (SELECT c, d FROM table2) -SELECT b, d FROM cte1 JOIN cte2 -WHERE cte1.a = cte2.c; -``` - - -Within the statement that contains the `WITH` clause, you can reference each CTE name to access the corresponding CTE result set. CTE names can be referenced in other CTEs, allowing you to define CTEs based on other CTEs. - -CTEs can also refer to themselves to define recursive CTEs. Recursive CTEs are commonly used for generating and traversing hierarchical or tree-like structured data. \ No newline at end of file diff --git a/versioned_sidebars/version-2.0-sidebars.json b/versioned_sidebars/version-2.0-sidebars.json index 8757c00412..d968210c14 100644 --- a/versioned_sidebars/version-2.0-sidebars.json +++ b/versioned_sidebars/version-2.0-sidebars.json @@ -160,7 +160,6 @@ "query/query-data/select", "query/query-data/complex-type", "query/query-data/subquery", - "query/query-data/common-table-expression", "query/query-data/lateral-view", "query/query-data/window-function", "query/query-data/encryption-function" --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For additional commands, e-mail: commits-h...@doris.apache.org