SQL-Query | Varinder Sandhu

SQL Server – How to read the SQL Server Error log files using TSQL

Varinder Sandhu — Tue, 11 Nov 2014 10:04:51 +0000

There is undocumented system stored procedure sp_readerrorlog which allows us to read the SQL Server error log files directly using T-SQL. This procedure has total 7 parameters as given below: Parameter Values First Parameter Value of error log file you want to read: 0 = current, 1 = Archive #1,

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SQL Server – How Like operator work with datetime

Varinder Sandhu — Tue, 12 Feb 2013 17:25:11 +0000

Today, my one of the friend shared a very interesting fact about like operator. With the help of this post I am sharing with you all. We need to convert it to character data while comparing with the like operator. Let‘s check with example Like operator with datetime Like Operator

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SQL Server – How to add column dynamically in where clause

Varinder Sandhu — Tue, 04 Dec 2012 14:44:11 +0000

In this post, we will learn with example how to add the column dynamically in where clause. Example: For demo we have table as shown in the snapshot Basically we want to execute following script (i.e. Script: 1) but column name (i.e. FIRST_NAME) added dynamically in where clause. Script: 1

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SQL Server – The multi-part identifier could not be bound State – Msg 4104 – Fix

Varinder Sandhu — Fri, 23 Nov 2012 10:28:43 +0000

Error Msg Server: Msg 4104, Level 16, State 1, Line 1 The multi-part identifier could not be bound. Cause of this Error Msg: Case: 1 This error usually occurs when an alias is used when referencing a column in a SELECT statement and the alias used is not defined anywhere

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SQL Server – Generate Row Number in Select and Select into

Varinder Sandhu — Thu, 30 Aug 2012 11:24:40 +0000

How to Generate the Row Number in Select and Select into script? Using IDENTITY for Select Into SELECT RowNumber=IDENTITY(int,1,1),FIRST_NAME,LAST_NAME into EMPLOYEE_backup FROM EMPLOYEE Using Row_Number() for Select SELECT ROW_NUMBER() OVER (ORDER BY ID ASC) RowNumber, FIRST_NAME,LAST_NAME FROM EMPLOYEE Using Row_Number() for Select into SELECT ROW_NUMBER() OVER (ORDER BY ID ASC)

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SQL Server – Error 3154: The backup set holds a backup of a database other than the existing database

Varinder Sandhu — Thu, 08 Mar 2012 17:51:51 +0000

Sometime we faced the following error message while restoring the database Error 3154: The backup set holds a backup of a database other than the existing database. Solution: Use WITH REPLACE while using the restore script as Script 1 RESTORE DATABASE YourDB FROM DISK = 'C:\YourDB.bak' WITH REPLACE Script 2

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SQL Server – User Defined Group

Varinder Sandhu — Tue, 25 Oct 2011 12:25:46 +0000

I had requirement to make the User Defined Group in Reports (i.e. Crystal Reports) Example: CREATE TABLE test_custom_group ( id INT, dept VARCHAR(20), detail VARCHAR(30), salary NUMERIC(5,2) ) Created a Function CREATE FUNCTION test_fn ( ) RETURNS @temp_table TABLE ( sno int, dept varchar(20), grp varchar(10) ) AS BEGIN INSERT

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SQL Server – User Defined Sort Order

Varinder Sandhu — Mon, 24 Oct 2011 12:49:11 +0000

I had requirement to get the values with Use Defined Sort order. Here is simple way to get User Defined Sort order Example: Created a table as : CREATE TABLE sort_order ( id INT, dept VARCHAR(20), detail VARCHAR(30) ) Inserted few rows in table as Requirement: Now we want to

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SQL Server – sp_MSforeachdb – Undocumented Stored Procedure

Varinder Sandhu — Sun, 16 Oct 2011 04:56:34 +0000

The undocumented stored procedure “sp_MSforeachdb” is found in the “master” database. This is similar to sp_MSforeachtable. This stored procedure Sp_MSforeachdb gives a DBA the ability to cycle through every database in your catalog. This stored procedure will loop every database in your catalog for performing a command. This stored procedure

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SQL Server – sp_MSforeachtable – Undocumented Stored Procedure

Varinder Sandhu — Sat, 15 Oct 2011 19:13:36 +0000

As database administrators or developers, sometimes we need to perform an action on all of the tables within a database. For example, we may want to disable check constraints for all tables prior to loading a bunch of data. No doubt we can use the dynamic statement or cursor for

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