Lab Sql

I've recently learned how to do the whole fork/exec/wait thing and ended up writing some code t… Read more How To Prevent Sigint In Child Process From Propagating To And Killing Parent Process?

I have a database table with one Index where the keyname is PRIMARY, Type is BTREE, Unique is YES, … Read more Is There A Mysql Command Drop All Indexes Except Primary Index?

I am developing a Electronic Bill Payment System for a bank which has more than 100 customers subsc… Read more Database Designing Help For Billing System

Is there anyway to map transaction_id from somewhere like sys.dm_tran_active_transactionsto an SPID… Read more Sql Server 2005 : Map Transaction_id To @@spid

Let's say I have 6 records, and I set the fetch size as 2. [Id] [Name] 11 A Solution 1: W… Read more What Will Happen If Records Are Deleted During The Data Retrieving Process?

Here's my statement: SELECT C.Account, (RTRIM(N.FIRST) + ' ' + RTRIM(LTRIM(N.MIDD… Read more How Do I Reference An Alias In A Where Clause?

I need some help writing/optimizing a query to retrieve the latest version of each row by type and … Read more How To Obtain The Most Recent Row Per Type And Perform Calculations, Depending On The Row Type?

Could you suggest please how to execute from Sql Server a stored procedure that receives an input p… Read more Execute Sql Server Stored Procedure With Input Parameter

Consider the below Id Nums 1 10 2 20 3 30 4 40 5 50 The expected output Id CurrentValu… Read more How To Get Previous And Current Row Value Using Recursive Cte?

I want to get the number of selected rows as well as the selected data. At the present I have to us… Read more How To Get The Number Of Rows Of The Selected Result From Sqlite3?

I am using sqlite for my windows 8 store app. I've been querying a lot of things successfully, … Read more Sqlite For Windows Store Doesn't Search For Arabic Text

I have been told that SQL Native Client is supposed to be faster than the OLEDB drivers. So I put t… Read more Delphi With Sql Server: Oledb Vs. Native Client Drivers

I have the following row in my MySQL Table: https://i.stack.imgur.com/u0FC4.png This column is repr… Read more Jparepository Sql Syntax Error When Trying To Save To Mysql Date

Consider the following table CREATE TABLE [dbo].[Numbers] ( [Id] [INT] IDENTITY(1,1) NOT NULL )… Read more How Do I Populate A Table That Contains Only An Identity Column?

I am taking a query from a database, using two tables and am getting the error described in the tit… Read more How To Fix An "ambigous Column Name Error Using Inner Join" Error

There is a field in one of my tables that is encrypted using ENCRYPTBYPASSPHRASE( , ) When the va… Read more Linq To Sql Decrypt Value Before Populating Object

I'd seen Entity Attribute Value in lots of contexts before I actually learnt what its name was.… Read more Entity Attribute Value (eav) Frameworks?

I've got python installed and sqlite is included with it... but where is the sqlite db file pat… Read more Where Is The Sqlite Database File Created By Django?

I'm trying to read the column names of a table 'Streets' in an Access database by openi… Read more Use Getoledbschematable To Get The Columns Of A Table Named "street"

I know there's lots of grouping in date range. I've looked in the internet. But the one'… Read more Group Date Range With Specific Range