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How to find total number of tables in a database?

Posted By :Ramesh P     Posted Date :October 30, 2010    Points :10   Category :Sql Server 

SELECT COUNT(*) AS [table count]
FROM [sys].[tables]

We can get the total number of tables using this query.

You can also find related Interview Question to How to find total number of tables in a database?  below: 

How to Find Number of Days for provided date range?

  
Code extract :

TimeSpan DayDifference = Convert.ToDateTime("2009-1-7").Subtract(Convert.ToDateTime("2009-1-1"));


To find the difference of the days, here we have used Subtract method. The Subtract method does not take start date into consideration. Hence, to get the exact number of days for the date range we need to add one more day to the result.

Response.Write("Number of Days : " + DayDifference.Days+1); (More...)

To find a particular column name where it exists in a database?

  
The Query to find the particular column name in a databse is,

SELECT * FROM INFORMATION_SCHEMA.COLUMNS WHERE COLUMN_NAME = 'User_name' (More...)

How to find the path of datafiles for specified database?

  

Use the following query,

Select * from sysfiles
or
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How to find the last backup time and date for particular database

  
step1: open enterprise manager

step2: select the particular database -->properties-->Now we are able to see last full,transaction log backup time and date (More...)

how to find the table name in sql server database?

  
select * from INFORMATION_SCHEMA.tables where table_name like 'tblname%' (More...)

What is the maximum number of columns/tables in a view?

  
A view can have a maximum of 1,024 columns

Max number of Tables can be used in Select is 256

More can be found on link below

http://msdn.microsoft.com/en-us/library/ms143432.aspx (More...)

List the ways you can get total number of records in a table?

  
select count(*) from tablename
select rows from sysindexes where id=OBJECT_ID(tablename) and indid < 2
select * from tablename (More...)

How to find number of items in the current session collection in ASP.NET

  
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Database Concurrency in Sql Server.

  
When two or more user try to update same type of data in a table then Database Concurrency helps in this situation.

There are 2 types of Database Concurrency

Pessimistic: When one user try to change the data with pessimistic concurrency then a lock is placed on the data in a table so that another user cannot change data. when one user finishes then other user can able to change.

Optimistic: When two user works on the same data in a table and one change that data first then second user cannot change that same data becasue the which he have using is allready changed so he cannot do the change becasue change apply to another data that is changed by first user. (More...)

Minimum number of queues needed to implement the priority queue?

  
Two. One queue is used for actual storing of data and another for storing priorities. (More...)

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