Dates are a fundamental data type in almost every database, playing a crucial role in tracking events, managing schedules, and analyzing trends. Efficiently comparing dates in SQL is therefore ...

在数据库管理和数据分析的过程中，处理日期和时间是一个非常常见的需求。尤其是在SQL中，日期的计算和操作往往是不可避免的。而这里面，函数就显得尤为重要。今天我们就来聊聊这个函数是怎么用的。 首先，函数的基本作用是给指定的日期加上一个时间 ...

SQL Server Management Studio or SSMS allows you to connect to the SQL server and execute queries. In this tutorial, we will see how you can install and configure SQL Server Management Studio in ...

Part of the SQL Server 2022 blog series. Time series data is a set of values organized in the order in which they occur and arrive for processing. Unlike transactional data in SQL Server, which is not ...

The DateAdd and DateDiff functions currently throw an exception when any value except "days" is passed in for the Unit field. The semantics for these functions with different unit inputs needs to be ...

同比：今年/去年-1 或 （今年-上年）/上年 环比：这月/上月-1 或 （本期-上一期）/上一期 同比用来衡量这个指标与去年同期相比，是增长还是下跌； 环比是用来衡量这个指标与上一期相比，是增长还是下跌。 在Power Pivot或Power BI数据模型中要计算同比环比是个很 ...

TL;DR: if you want to use date/time values from a SQL Server table in PowerApps, use the datetimeoffset column type and your life will be easier. The datetime (and friends) column type represent an ...

A little while ago I was working with a date column in a Tabular model and wanted to create a calculated column that returned a date 100 days after the original date. Without thinking too much about ...