Thursday, November 17, 2016

How to search a word contains procedure in SQL Server...




SELECT *
  FROM sys.sql_modules m
       INNER JOIN
       sys.objects o
         ON m.object_id = o.object_id
 WHERE m.definition Like '%test%';

Tuesday, November 15, 2016

RAISEERROR in SQL Server......

 
  
declare @ErrorMessage varchar(1000) = error_message()
declare @ErrorSeverity int =error_severity()
declare @ErrorState int = error_state()
 
 
RAISERROR (@ErrorMessage, -- Message text.  
               @ErrorSeverity, -- Severity.  
               @ErrorState -- State.  
               );  

Previous Month First day in SQL Server



Previous Month First day...

CONVERT(DATETIME, CONVERT(VARCHAR(7), dateadd(m,-1,GETDATE()), 120) + '-01')

Wednesday, November 9, 2016

Extract Day, Month, Year from date

Hi guys..,



Oracle
SQL Server
SELECT to_char(sysdate,'dd') FROM DUAL;
select day(getdate())
SELECT to_char(sysdate,'mm') FROM DUAL;
select month(getdate())
SELECT to_char(sysdate,'yyyy') FROM DUAL;
select year(getdate())

Friday, November 4, 2016

Oracle's Median in SQL Server

Hi All...,

Here is the equivalent function for Oracle's Median in SQL Server..


Oracle
SQL Server
 select deptno,median(sal) from emp group by deptno
select * from
(select distinct e.deptno, PERCENTILE_CONT(0.5) 
within group(order by e.sal) over(partition by e.deptno) 
as median_sal from emp e) 
as a  
where a.deptno is not null

Read data from csv in R Programming

Read a data set from csv file.. x <- read.csv(file.choose(),header=TRUE) here x is the R data set vaiable.