WebC# 获取所有月份和年份中没有任何订单的产品列表,如下所示:,c#,sql,C#,Sql,我想要一份在所有月份和年份都没有订单的产品清单 我的问题是: SELECT DISTINCT(p.ProductName), DATEPART(MM,o.OrderDate),DATEPART(YY,o.OrderDate) FROM Products p JOIN [Order Details] od on p.ProductID = od.ProductID JOIN Orders o on o.OrderID = od.OrderID … WebJan 21, 2024 · Я занимаюсь переводом кода из MS SQL Server в PostgreSQL с начала 2024 года и сегодня продолжу сравнение этих СУБД. В прошлой публикации мы рассматривали отличия в быстродействии MS SQL Server и PostgreSQL для «1C».
Карманный справочник: сравнение синтаксиса MS SQL Server и PostgreSQL
WebJan 2, 2024 · Thread: JSON / ASP.NET AJAX Dates support in PostgreSQL JSON / ASP.NET AJAX Dates support in PostgreSQL. From. Sebastien Flaesch. Date: 13 April, 17:44:45. Hello, ... According to JSON spec this is valid JSON and used by AJAX Date format. When loading that data in Firefox, the JSON visualizer shows AJAX Date values … WebAug 28, 2024 · The PostgreSQL CURRENT_DATE function returns the current date. Syntax: CURRENT_DATE Return value: The CURRENT_DATE function returns a DATE value that represents the current date. Example 1: The following statement shows how to use the CURRENT_DATE function to get the current date: SELECT CURRENT_DATE; … fedex ground timing
PostgreSQL - DATE_PART Function - GeeksforGeeks
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