sql_keywords() 返回Azure Databricks 中的 SQL 关键字集。 stack(numRows, expr1 [, …]) 将expr1… exprN 分隔成 numRows 行。 table_changes(table_str, start [, end]) 返回已启用更改数据馈送的 Delta Lake 表的更改日志。 try_reflect(class, method[, arg1 [, …]]) 使用反射调用...
sql_keywords() 返回Azure Databricks 中的 SQL 关键字集。 stack(numRows, expr1 [, …]) 将expr1… exprN 分隔成 numRows 行。 table_changes(table_str, start [, end]) 返回已启用更改数据馈送的 Delta Lake 表的更改日志。 try_reflect(class, method[, arg1 [, …]]) 使用反射调用一个方法,...
若要使用 PySpark 在 Databricks 笔记本中实现此目的: Python frompyspark.sql.functionsimportudffrompyspark.sql.typesimportIntegerType@udf(returnType=IntegerType())defget_name_length(name):returnlen(name) df = df.withColumn("name_length", get_name_length(df.name))# Show the resultdisplay(df) ...
● Operators: define what gets done in each task.Airflowprovides a wide range of built-in operators, such as BashOperator (to run Bash commands), PythonOperator (to run Python functions), and more. You can also create custom operators to suit your specific needs; ● 操作员:定义每项任务中...
Applies to: Databricks SQL Databricks Runtime 12.2 and aboveError classes are descriptive, human-readable, strings unique to the error condition.You can use error classes to programmatically handle errors in your application without the need to parse the error message.This...
Atlas 支持在 Microsoft Azure 上部署集群和无服务器实例。 Atlas 支持以下 Azure 地区和 可用区。虽然以下所有地区都支持专用集群 (M10+),但某些地区不支持免费集群 (M0)、共享集群 (M2/M5) 或无服务器实例。Atlas API使用相应的 Atlas Region。 重要 我们建议您使用下表中标有星号 () 的区域仅作为多区域集群...
Azure Networking, Azure Data Factory, Databricks, Event Hubs, Synapse Analytics, App Service, Azure Functions, Container Registry, Virtual Machines, Azure DevOps, Cosmos DB, MySQL, PostgreSQL, Azure SQL, Azure Active Directory, Azure AD B2C, Azure Key Vault, Security Centre, Azure Api Management...
Security: Table Access control feature is only available in High Concurrency mode and needs to be turned on so that users can limit access to their database objects (tables, views, functions, etc.) created on the shared cluster. In case of ADLS, we recommend restricting access using the AAD...
Azure Databricks is a big data analytics tool for Data Science, Data Engineering, and ML based on Apache Spark. It is a quick, simple, and collaborative tool.
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