The PostgreSQL database is delivered with a set of crosstab table functions to pivot data (documentation). You can’t catch up on 20 years of SQL evolution in one day. Subscribe the newsletter via E-Mail, Bluesky or RSS to gradually catch up and to keep modern-sql.com on your radar...
Functions Number Functions String Functions Date Functions Type Conversion Logical Functions Aggregate Functions Pass-Through Functions (RAWSQL) User Functions Table Calculation Functions Spatial Functions Predictive Modeling Functions Additional Functions FORMAT() Function Workarounds in Tablea...
EF Core Power Tools 489K ErikEJ sqlcompact.dk Useful design-time DbContext and database features, added to the Visual Studio Solution Explorer context menu. When right-clicking on a C# project, the following context menu functions are available: Reverse Engineer - Generates POCO classes,...
This SQL query returns the names of the tables in theEXAMPLEStablespace: SELECT table_name FROM all_tables WHERE tablespace_name = 'EXAMPLE' ORDER BY table_name; This SQL query returns the name of the tablespace that contains the HR schema: ...
SQL Server Analysis Services Azure Analysis Services Fabric/Power BI Premium 本文介绍 Power BI 如何使用 DAX (数据分析表达式) 查询来针对 SQL Server Analysis Services 中的多维模型进行报告。 过去,报告应用程序使用 MDX (多维表达式) 作为针对多维数据库的查询语言。 MDX 针对常见的视觉模式(如 Excel 中...
Transact-SQL A Microsoft extension to the ANSI SQL language that includes procedural programming, local variables, and various support functions. 4,663 questions Erland Sommarskog112.8KReputation points•MVP Feb 10, 2024, 7:09 AM If the query with EXISTS gives the wrong result don't use it....
Attached script enables one to capture an object version history for all objects in a database... Date: 06/04/2008 SQL Server for the Web Developer (SQL Live! Talk) Thanks to those that attended my talk this afternoon on SQL Server for the Web Developer at the SQL... Date: 05/08/2...
We are currently working towards our 5.5.3 milestone. Keep an eye on themilestones pageof this repo to stay up to date. Apache ShardingSphere includes 2 independent products: JDBC & Proxy. They all provide functions of data scale-out, distributed transaction and distributed governance, applicable...
SQL_TABLE_VALUED_FUNCTION SQL_TRIGGER TABLE_TYPE USER_TABLE UNIQUE_CONSTRAINT VIEW EXTENDED_STORED_PROCEDURE create_datedatetime对象的创建日期。 modify_datedatetime上次使用 ALTER 语句修改对象的日期。 如果对象是表或视图,则创建或修改表或视图上的索引时,modify_date也会更改。
SQL SUBQUERIES Exercises on Inventory Database, Practice and Solution: Write a query to find the sums of the amounts from the orders table, grouped by date, and eliminate all dates where the sum was not at least 1000.00 above the maximum order amount for