在Databricks SQL 中,從 Databricks Runtime 12.2 開始,這個子句已被取代。 您應該將表格值生成器函數作為table_reference來使用。 語法 LATERAL VIEW [ OUTER ] generator_function ( expression [, ...] ) [ table_identifier ] AS column_identifier [, ...] ...
Узнайте, какиспользоватьсинтаксис CREATE VIEW языка SQL в Databricks SQL и Databricks Runtime.
SQL reference for Databricks Runtime 7.x
Databricks SQL Databricks Runtime 11.3 LTS 及更高版本 允许使用SET作为可选关键字。 SET TAGS ( { tag_name = tag_value } [, …] ) 将标记应用于视图。 你需要具有apply_tag权限才能向视图添加标记。 适用于: Databricks SQL Databricks Runtime 13.3 LTS 及更高版本 ...
Databricks 第11篇:Spark SQL 查询(行转列、列转行、Lateral View、排序),本文分享在AzureDatabricks中如何实现行转列和列转行,并介绍对查询的结果进行排序的各种方式。一,行转列在分组中,把每个分组中的某一列的数据连接在一起:collect_list:把一个分组中的列合成
Databricks SQL Databricks Runtime Constructs a virtual table that has no physical data based on the result-set of a SQL query.ALTER VIEWandDROP VIEWonly change metadata. Syntax CREATE [ OR REPLACE ] [ TEMPORARY ] VIEW [ IF NOT EXISTS ] view_name ...
Problem When you try to query a table or view, you get this error: AnalysisException:Table or view not found when trying to query a global temp view Cause
Problem When you try to query a table or view, you get this error: AnalysisException:Table or view not found when trying to query a global temp view Cause
Please confirm you have completed any of the necessary steps below. Included test cases to demonstrate any code changes, which may be one or more of the following: .ymlrule test cases intest/fixtures/rules/std_rule_cases. .sql/.ymlparser test cases intest/fixtures/dialects(note YML files ...
MULTI_GENERATOR 适用于:勾选“是” Databricks SQL 勾选“是” Databricks Runtime 12.2 及更高版本: > SELECT elem, 'Spark' FROM explode(array(10, 20)) AS t(elem); 10 Spark 20 Spark > SELECT num, val, 'Spark' FROM explode(map(1, 'a', 2, 'b')) AS t(num, val); 1 a Spark...