SQL Server: SELECT CHAR(13) + CHAR(10) 23、字符串处理函数 Access的字符串函数不光可以在查询数据库的语句内部使用,也可以在VBA中直接使用。 Access SQL Server TEXT Equivalent CINT(), CLNG() CAST() CAST(SUBSTRING()) FORMAT() CONVERT() CONVERT(SUBSTRING()) INSTR() CHARINDEX() CHARINDEX(), PAT...
The SQL Server Equivalent Microsoft SQL Server’s Transact-SQL (or T-SQL) language does not include INSTR, but its CHARINDEX function works in basically the same way as LOCATE: CHARINDEX('s','she sells seashells',3) As this example shows, CHARINDEX takes the same kinds of arguments as LOC...
而在SqlServer中,必须写成 selectdatediff(n,addtime,getdate())from表名; selectdateadd(d,5,getdate()); 11、 Access不支持between语句和Case+When+Else语句 12、字符串函数(截取字符串、大写、小写、查找字符串位置) Access:Mid、UCase、LCase、InStr selectMid(列名,2,4)from<表名>; selectUCase(列名)from...
To retrieve the two highest sales amounts in Table Store_Information, we key in,SELECT Store_Name, Sales, Txn_Date FROM Store_Information ORDER BY Sales DESC LIMIT 2;Result: Store_Name Sales Txn_Date Los Angeles 1500 Jan-05-1999 Boston 700 Jan-08-1999The SQL Server equivalent to LIMIT ...
concat This function is equivalent to the concatenation operator (||). 比较函数 SELECT GREATEST('HARRY', 'HARRIOT', 'HAROLD') "Greatest" FROM DUAL; SELECT GREATEST (1, '3.925', '2.4') "Greatest" FROM DUAL; 环境与标识函数 用pl/sql 包查询主机名与ip ...
You can map data types from Microsoft SQL Server to Oracle with the equivalent data types listed in Table 2-3. SQL Developer converts user-defined data types to their base type. You can defined how the base type is mapped to an Oracle type in the Data Type Mappings page in the Options...
Oracle does not provide an equivalent statement for working with LONG and LONG RAW columns. See Also In Other Volumes "Modifying ntext, text or image Values" in Microsoft SQL Server Database Developer's Companion "READTEXT" in Microsoft SQL Server Transact-SQL and Utilities Reference "...
The gateway, however, does support theTO_DATEfunction equivalent in SQL Server, as follows: TO_DATE(date_string|date_column) Where: date_string is converted to a string with the following format: yyyy-mm-ddhh:mi:ss.fff Recommendation: ...
instead. To find the equivalent system view or views, seeMapping System Tables to System Views (Transact-SQL). This feature will be removed in a future version of Microsoft SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use...
I would simply use the InStr function. E.g. I want to solve something like this: a = 2 ....