Gain insights from all your data by querying across your entire data estate—SQL Server, Azure SQL Database, Azure SQL Data Warehouse, Azure Cosmos DB, MySQL, PostgreSQL, MongoDB, Oracle, Teradata, and ...

SQL query optimization aims to choose an optimal Query Execution Plan (QEP) for a query. The existing optimizers usually choose the plan with the minimal execution cost. However, in some real ...

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When running a SQL query that returns multiple result sets, the spacing between the first and second result sets is often very large — especially if the first set contains only a few rows (e.g., input ...