SQL 复制 CONVERT TO DELTA database_name.table_name; -- only for Parquet tables CONVERT TO DELTA parquet.`abfss://container-name@storage-account-name.dfs.core.windows.net/path/to/table` PARTITIONED BY (date DATE); -- if the table is partitioned CONVERT TO DELTA iceberg.`abf...
使用Databricks Runtime 時,如果您想要CONVERT覆寫 Delta Lake 事務歷史記錄中的現有元數據,請將 SQL 組態spark.databricks.delta.convert.metadataCheck.enabled設為 false。
since dates may be more valuable during analysis. In SQL Server, converting a string to date ...
Learn how to use the CONVERT TO DELTA syntax of Delta Lake SQL language in Databricks SQL and Databricks Runtime.
Learn how to use the CONVERT TO DELTA syntax of Delta Lake SQL language in Databricks SQL and Databricks Runtime.
A PRO or Serverless SQL Warehouse to render the report for the assessment workflow. Once you install UCX, you can proceed to the assessment workflow to ensure the compatibility of your workspace with Unity Catalog. [back to top] Authenticate Databricks CLI We only support installations and upgrade...
importpyspark.sql.functionsasFfeature_filter=F.col("sr_returned_date_sk").between(201706,201805)features["store_number_of_items_{}".format(t)]=(Feature(_name="STORE_NumberOfItems_12m",_base_col=lit(1),_filter=feature_filter,_negative_value=0,_agg_func=F.sum) ) ...
您可以使用to_timestamp并提供与列的日期格式匹配的日期格式字符串。
CONVERT TO DELTA (Azure Databricks 上的 Delta Lake) COPY INTO (Azure Databricks 上的 Delta Lake) CREATE BLOOMFILTER INDEX (Azure Databricks 上的 Delta Lake) DELETE FROM (Azure Databricks 上的 Delta Lake) DESCRIBE HISTORY (Azure Databricks 上的 Delta Lake) ...
CONVERT TO DELTA (Azure Databricks 上的 Delta Lake) COPY INTO (Azure Databricks 上的 Delta Lake) CREATE BLOOMFILTER INDEX (Azure Databricks 上的 Delta Lake) DELETE FROM (Azure Databricks 上的 Delta Lake) DESCRIBE HISTORY (Azure Databricks 上的 Delta Lake) DROP BLOOMFILTER INDEX (Azure Databrick...