transform_values(transform_options, (k, v)->casewhenarray_contains(v.order_duplicates_by,'_commit_version')thenSTRUCT(v.col_name_mappings, v.type_mappings, v.partition_duplicates_by, array_append(array_remove(v.order_duplicates_by,'_commit_version'),'commit_version')aso...
You want to send results of your computations in Databricks outside Databricks. You can use BI tools to connect to your cluster via JDBC and export results
You have an existing Delta table, with a few empty columns. You need to populate or update those columns with data from a raw Parquet file. Solution In this example, there is acustomerstable, which is an existing Delta table. It has an address column with missing values. The updated data...
Navigate to thePartitionsin tabbed Editors. Right-click and selectCreate New Partition. This action will open a newPartitiontable window. In the new window, specify thePartition Expression. This expression defines the boundaries for the Partition. For example, to create a Partition for the years202...
If not specified, the file name prefix is auto generated. This property doesn't apply when the source is a file based store or a partition option enabled data store.Table summaryParquet as sourceThe following properties are supported in the copy activity Source section when using the Parquet ...
You have an existing Delta table, with a few empty columns. You need to populate or update those columns with data from a raw Parquet file. Solution In this example, there is acustomerstable, which is an existing Delta table. It has an address column with missing values. The updated data...
Benjamin Kennady,Cloud Solutions Architect at Striim, emphasizes the outcome-driven nature of data pipelines. “A data pipeline can be thought of as the flow of logic that results in an organization being able to answer a specific question or questions on that data,” he shares. “This questio...
I have a connection to Databricks table to get the data from. However, the size of my dataset is huge nearly 100 millions rows. when I externally load the data, and I plot a line chart of one of my columns vs. Time, the Spotfire is not rendering well. and it takes some time to...
You have an existing Delta table, with a few empty columns. You need to populate or update those columns with data from a raw Parquet file. Solution In this example, there is acustomerstable, which is an existing Delta table. It has an address column with missing values. The updated data...
In a previous post I talked about how to partition a table and touched on partition elimination which allows the optimiser to create a query plan where a much smaller amount of data is read. A lot of the partitioning functions I’ve used in my working life are based on month, usually on...