Kusto 查询语言 (KQL) 提供了许多类型的联接,每种联接都以不同的方式影响结果表中的架构和行。 例如,如果使用 inner 联接,则该表具有与左表相同的列,再加上右表中的列。 为获得最佳性能,如果某个表始终小于另一个表,则将其用作 join 运算符的左侧。
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data_stream.auto_sharding, data_stream.lifecycle.global_retention, data_stream.rollover.lazy, desired_node.version_deprecated, esql.agg_values, esql.async_query, esql.base64_decode_encode, esql.casting_operator, esql.counter_types,
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Kusto 查询语言 (KQL) 提供了许多类型的联接,每种联接都以不同的方式影响结果表中的架构和行。 例如,如果使用 inner 联接,则该表具有与左表相同的列,再加上右表中的列。 为获得最佳性能,如果某个表始终小于另一个表,则将其用作 join 运算符的左侧。 下图提供了每种联接执行的操作的可视化表示形式。 语法 ...
Kusto Query Language (KQL) offers many kinds of joins that each affect the schema and rows in the resultant table in different ways. For example, if you use an inner join, the table has the same columns as the left table, plus the columns from the right table. For best performance, if...
Kusto Query Language (KQL) offers many kinds of joins that each affect the schema and rows in the resultant table in different ways. For example, if you use an inner join, the table has the same columns as the left table, plus the columns from the right table. For best performance, ...
Add a comment in KQL Query data using T-SQL Best practices for KQL queries Entities Data types Functions Query statements Tabular operators Query operators as operator consume operator count operator datatable operator distinct operator evaluate operator extend operator externaldata operator facet operator...
project-reorder operator parse 運算子 parse-where 運算子 parse-kv 運算子 partition 運算子 print 運算子 range 運算子 reduce 運算子 render 運算子 sample 運算子 sample-distinct 運算子 掃描運算子 search 運算子 serialize 運算子 shuffle query
project-reorder operator parse 運算子 parse-where 運算子 parse-kv 運算子 partition 運算子 print 運算子 range 運算子 reduce 運算子 render 運算子 sample 運算子 sample-distinct 運算子 掃描運算子 search 運算子 serialize 運算子 shuffle query