merge
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Upserting Data with Delta MERGE
POST_START Upserting Data with Delta MERGE Introduction I recently needed to synchronize customer data between two tables in my Delta Lake environment. One table, called customers, was the source of truth, and the other, customer_updates, contained new or modified records. The challenge was to efficiently update existing records and insert new ones in a single…
A1, category:business, category:education, category:software, category:technology, coding, data, data engineering, data governance, databricks, Delta, education, Lakehouse, merge, paragraph ordering, paragraph structure, paragraphorder, profession:cloud engineer, profession:data analyst, profession:data engineer, profession:data scientist, profession:database administrator, profession:software engineer, profession:solution architect, progressive learning, sql, unity catalog, upserting -
Upserting Data with Delta MERGE
POST_START <h1>Upserting Data with Delta MERGE</h1> <p> I'm working on a project to keep our customer data up to date in the Delta table <code>training.sales.customers</code>. Every day, we receive new data in the <code>training.sales.customer_updates</code> table, and we need to make sure that any changes to existing customers are reflected, while new customers are added. I…
A1, category:business, category:education, category:software, category:technology, coding, data, data engineering, data governance, databricks, Delta, education, Lakehouse, merge, paragraph ordering, paragraph structure, paragraphorder, profession:cloud engineer, profession:data analyst, profession:data engineer, profession:data scientist, profession:database administrator, profession:software engineer, profession:solution architect, progressive learning, sql, unity catalog, upserting
