table_name 識別要快取的 Delta 數據表或檢視表。 名稱不得包含時態規格或選項規格。 如果找不到資料表,Azure Databricks 就會產生TABLE_OR_VIEW_NOT_FOUND錯誤。 範例 SQL複製 -- The cached entries of the table is refreshed-- The table is resolved from the current schema as ...
REFRESH [TABLE] table_name 请参阅磁盘缓存与Spark 缓存,了解磁盘缓存和 Apache Spark 缓存之间的差异。 参数 示例 SQL复制 -- The cached entries of the table is refreshed-- The table is resolved from the current schema as the table name is unqualified.> REFRESH TABLE tbl1;...
REFRESH { MATERIALIZED VIEW | [ STREAMING ] TABLE } table_name [ FULL | { SYNC | ASYNC }] 参数 table_name 标识要刷新的具体化视图或流式处理表。 名称不得包含时态规范或选项规范。 如果找不到对象,Azure Databricks 会引发TABLE_OR_VIEW_NOT_FOUND错误。
可以使用 SQL 语句和 Dataset API 来与 Spark SQL 模块交互。无论你使用哪种语言或 API 来执行计算，...
REFRESH FOREIGN(CATALOG、SCHEMA 和 TABLE) 项目 2024/04/26 本文内容 语法 参数 示例 相关语句 适用于: Databricks SQL Databricks Runtime 13.3 LTS 及更高版本 仅Unity Catalog 刷新Unity Catalog 中维护的元数据,目标可以是: 外部目录及其安全对象,
Solved: Hello, I have a dataset connected to Azure Databricks (multiple pbi reports connected to multiple tables; only this one table has this kind
In case it's the latter, I want to point out that refreshing does not restore the rest of the page to default. Which experiment is selected, which runs are visible, whether you're looking at graphs vs table, and which metric sections are expanded are all persisted through a page refresh...
Spark SQL 是 Spark 用来处理结构化数据的一个模块。与基础的 Spark RDD API 不同，Spark SQL 提供了...
Or you can try Azure Databricks SQL Warehouse or Azure Data Lake: What is a SQL warehouse? - Azure Databricks | Microsoft Learn Power Up your BI with Microsoft Power BI and Lakehouse in Azure Databricks: part 2 - Tuning Power BI... Pros and Cons of Azure Data Lake Stora...
SQL -- The Path is resolved using the datasource's File Index.>CREATETABLEtest(IDINT)usingparquet; >INSERTINTOtestSELECT1000; >CACHETABLEtest; >INSERTINTOtestSELECT100; > REFRESH "hdfs://path/to/table"; 意見反應 此頁面對您有幫助嗎?