New SQL Capabilities in Oracle Database 10g An Oracle White Paper November 2003 New SQL Capabilities in Oracle Database 10g Introduction... 4 Oracle Regular Expressions... 5 Enhancing the Data Flow...
为了缩小这个差距,作者们提出了BIRD(a BIg Bench for LaRge-Scale Database),这是一个大规模数据库中基于文本到SQL任务的大型基准测试,包含了12,751 个SQL样本和95个数据库,总大小为33.4 GB,涵盖了37个专业领域。这个基准测试强调了数据库值的新挑战,包括脏数据库内容、自然语言问题和数据库内容之间的外部知识,...
Capabilities of theSELECTStatement(SELECT语句的功能) Data retrieval from data base is done through appropriate and efficient use of SQL. Three concepts from relational theory encompass the capability of the SELECT statement: projection, selection, and joining. Projection(投影): A project operation selec...
At the moment,analytical storecan be turned ON only for new containers. If you wish to make use of Cosmos DB’s HTAP capabilities for an existing container, you will need to migrate data to a new container. Note that containers cannot be renamed.Auto-synclatency is within 2 minutes, as ...
Data Discovery & Classification is built into Azure SQL Database, Azure SQL Managed Instance, and Azure Synapse Analytics. It provides basic capabilities for discovering, classifying, labeling, and reporting the sensitive data in your databases. Your most sensitive data might include business, financia...
Readerimplementation must provide two basic capabilities: forward-only access over the result sets obtained by executing a command and access to the column types, names, and values within each row. Clients use theReadmethod of theDataReaderobject to obtain a r...
Platform capabilities Resource limits Tools Show 2 more Applies to:Azure SQL DatabaseAzure SQL Managed Instance Azure SQL Database and SQL Managed Instance share a common code base with the latest stable version of SQL Server. Most of the standard SQL language, query processing, and database man...
How to use the capabilities of the modern SQL dialect to effectively solve analytical problems How to determine when the core data retrieval functionalities within SQL are, or are not, appropriate for solving your problems Similarities and differences between pandas and SQL, and the strengths and ...
Server, a common SQL-based database. If you’re wonderinghow to check database performance in SQL Server, you would do well to start with investigating your queries and improving how they perform. To get started with SQL query optimization in SQL Server, you should consider these basic steps...
Although you can protect your Access database by using the Trust Center and by encrypting the database, SQL Server has more advanced security features. Let’s look at three capabilities that stand out for the Access user. For more information, see Securing SQL Server. Databa...