Abstract: Horizontal partitioning is an optimization technique applied to improve query processing time in distributed data warehouses. Scanning a large number of HDFS data blocks, to respond to the ...
{{ config( materialized='incremental', incremental_strategy='merge', unique_key=["year", "month", "type"], file_format='iceberg', iceberg_expire_snapshots='False ...
Using CTE to Delete Duplicates: sql Copy code WITH DuplicateCTE AS ( SELECT name, value, ROW_NUMBER () OVER (PARTITION BY name, value ORDER BY id) AS row_num FROM data ) DELETE FROM data WHERE id IN ( ...
Databases often suffer from the problem of having duplicate data. Duplicate data can cause inconsistencies in data analysis, provide inaccurate reports, and bloat databases. To prevent these problems, ...
InfluxData Inc. is the developer of InfluxDB, an open-source platform designed to retrieve and store time series data for monitoring, analysis, metrics and more. Recently, the company announced the ...
When designing objects in SQL Server, we must follow certain best practices. For example, a table should have primary keys, identity columns, clustered and unclustered indexes, data integrity and ...
SQL Server 2022: Here’s what you need to know Your email has been sent Three decades on, SQL Server is still a database workhorse that powers both an internal line of business applications and ...
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