如需所有 Transact-SQL 日期和時間數據類型和函式的概觀,請參閱 日期和時間 數據類型和函式。 Transact-SQL 語法慣例 語法 syntaxsql 複製 DATEDIFF ( datepart , startdate , enddate ) 引數 datepart 指定報告 startdate 與 enddate 之間差異的單位DATEDIFF。 常用的 datepart 單位包括 month 或second。
Although DATEDIFF is specific to SQL Server, similar functions are available in other database systems: Snowflake Snowflake’s DATEDIFF function has the same syntax as SQL Server: SELECT DATEDIFF(datepart, startdate, enddate) FROM table_name; Copy However, there are some differences in the suppo...
In this article, we will explore the various ways in which the Datediff function can be used to calculate differences between dates and times in SQL Server. We will also discuss the parameters and return values associated with this function. Section 1: Syntax and Parameters The syntax for the...
In MS SQL Server, the function DATEDIFF is used to calculate the time interval between two date values and return it as an integer. General syntax for DATEDIFF: DATEDIFF(datepart, start_date, end_date) datepart is the unit of the interval to return. datepart can only be one of the ...
SQL Languages Availability The DATEDIFF function is available in various SQL-based relational database management systems (RDBMS), but the specific function name, syntax, and supported units of time may vary between systems. Here are some examples of its availability: SQL Server: DATEDIFF(unit, sta...
In this article Syntax Arguments Return types Return value Show 5 more Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) This function returns the count (as a signed integer value) of the specified datepart boundaries crosse...
Transact-SQL syntax conventionsSyntaxsyntaxsql Kopēt DATEDIFF ( datepart , startdate , enddate ) ArgumentsdatepartSpecifies the units in which DATEDIFF reports the difference between the startdate and enddate. Commonly used datepart units include month or second....
Transact-SQL syntax conventionsSyntaxsyntaxsql კოპირება DATEDIFF_BIG ( datepart , startdate , enddate ) Argumentsdatepart The part of startdate and enddate that specifies the type of boundary crossed.Note DATEDIFF_BIG will not accept datepart values from user-defined ...
Transact-SQL 语法约定 语法 syntaxsql DATEDIFF( datepart , startdate , enddate ) 参数 datepart 指定报告 startdate 和enddate之间的差异的单位DATEDIFF。 常用 datepart 单位包括month或second。 日期部分值不能在变量中指定,也不能指定为带引号的字符串'month'。
In this article Syntax Arguments Return types Return value Show 5 more Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) This function returns the count (as a signed integer value) of the specified datepart boundaries crosse...