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• Online validators, syntax checkers, testing tools

  - by Max Gontar

  I often need to verify some simple code before posting, and it's great if I have installed IDE, but what if not? It would be nice to have online free tools for SQL, VB.NET, C# code validation, or maybe even testing. EDIT What I actually mean are online live web tools, like JSLint for javascript. Have you seen any?

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• SQL Server 2005 Convert Ascii to Unicode

  - by Guazz

  I have data in an nvarchar field with data in ascii format: "Zard Frères Guesta" How do I convert it to a readable(unicode) format in t-sql?

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• Image insertion from SQL info

  - by user528057

  What does 'howard.jpg' do in the sql statement below & how do I insert the image into my android app? CREATE TABLE IF NOT EXISTS employee ( _id INTEGER PRIMARY KEY AUTOINCREMENT, firstName VARCHAR(50), lastName VARCHAR(50), title VARCHAR(50), department VARCHAR(50), managerId INTEGER, city VARCHAR(50), officePhone VARCHAR(30), cellPhone VARCHAR(30), email VARCHAR(30), picture VARCHAR(200)) INSERT INTO employee VALUES(1,'Ryan','Howard','Vice President, North East', 'Management', NULL, 'Scranton','570-999-8888','570-999-8887','[email protected]','howard.jpg')

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• What does it mean: SQL state: 42703 Context: Error occurred on dblink connection named "unnamed": co

  - by Z77

  I tried to create exactly the same but new table from old table in another database using dblink. This procedure used to worked last two times, but this time I got message: "SQL state: 42703 Context: Error occurred on dblink connection named "unnamed": could not execute query." Anyone knows where is the problem or how to solve it? Please!

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• FirstOrDefault In F#

  - by build_your_web

  How to write FirstOrDefault Linq Query in F#? Can I use linq to sql in F# in totally?

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• Generate data classes failed ?

  - by user301089

  Hi everyone, I use MonoDevelop 2.2.2 with Mono 2.6.3 on OpenSuse so the linq to sql feature is implemented. But I have the problem I can create a new connexion to a postgresql database it's ok but when I click in Tool - Generate Data classes and select the connexion I've created before I obtain nothing, no tables appear. What's the problem ?

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• Strip OLE header information (MS Access / SQL Server)

  - by crimson13

  I have a C++ application that needs to support binary database content (images, etc). When using MS Access or MS SQL Server this data is wrapped inside an OLE object. How do I strip this OLE header information? Note that I can't just look for the beginning of a specific tag as the content can be png, jpg and a whole heap of other formats. Should I use something like COleDataObject?

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• SQL Query to truncate table in IBM DB2

  - by Cshah

  Hi, Can any one give me the syntax to truncate a table in IBM DB2. I m running the following command: truncate table tableName immediate; The eror is DB2 SQL Error: SQLCODE=-104, SQLSTATE=42601, SQLERRMC=table;truncate ;JOIN , DRIVER=3.50.152 Message: An unexpected token "table" was found following "truncate ". Expected tokens may include: "JOIN ".. SQLCODE=-104, SQLSTATE=42601, DRIVER=3.50.152 The syntax matches the one specified in the reference docs of IBM : http://publib.boulder.ibm.com/infocenter/dzichelp/v2r2/index.jsp?topic=/com.ibm.db29.doc.sqlref/db2z_sql_truncate.htm

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• Invoking a PL/SQL function from EclipseLink

  - by Mark Robinson

  I'm trying to execute a PL/SQL function in EclipseLink which uses Oracle Specific types(eg. Boolean). I've tried using PLSQLStoredProcedureCall which complains that I'm not executing a procedure and I have tried using StoredFunctionCall but that returns PLS-00382: expression is of wrong type Has anyone developed a solution to invoke functions in EclipseLink with Oracle Types? I have heard that it would be possible to extend StoredFunctionCall but I'd rather leverage existing functionality as much as possible.

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• Where can I find an introduction to using PDO?

  - by aslum

  I know my SQL safety isn't up to par. I've read on this site that PHP PDO would be a good first step, and while I did take a look at the PDO Manual it's a bit daunting. Is there somewhere I can find a tutorial on the basics of using PDO rather then straight MySQL calls?

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• System.Data.Common.DbDataReader

  - by Craig Johnston

  If I use this class to do a SELECT * FROM ... statement against a database, what method or variable of this class should I use just to give me a dump of the output from the SQL statement?

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• ASP.NET Membership vs SQL Authentication

  - by Gern Blandston

  For ASP.NET MVC extranet applications, what are the pros and cons of using SQL Authentication instead of the ASP.NET Membership API to handle security?

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• Visual Studio Setup Project Installer Prerequisite for SQL Server CE

  - by blu

  I have a Setup Project in my solution in Visual Studio 2008 SP1. The application installs fine but it is not loading my prerequisite of SQL Server CE. I have the following configurations set: Do I need to do anything else, like with a Custom Action or anything like that? Thanks.

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• Creating an index on a view with OpenQuery

  - by Sung Meister

  SQL Server doesn't allow creating an view with schema binding where the view query uses OpenQuery as shown below. Is there a way or a walk-around to create an index on such a view?

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• How to force username and password entry in C# / VS web app?

  - by salvationishere

  I am trying to force user to enter username and password when they run my C#/SQL web application. This was developed in VS 2008 on a 32-bit XP. The current connection string I'm using in my web.config file is: But it still doesn't prompt for a username and password. What am I missing?

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• Visual Representation Of Database Schema

  - by Richard Knop

  is there some standard about how to graphically represent database schemas? Is UML a defacto standard for this? Also, is there some free tool that can help me convert an sql file (basically bunch of CREATE TABLE queries) into some nice graph (UML or not UML)?

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• Check if a string contains a substring in SQL Server 2005 Stored Procedure

  - by NLV

  Hello I've a string @mainString = 'CATCH ME IF YOU CAN'. I want to check whether the word 'ME' inside @mainString. So how to check if a string has a substring in sql? Thank you Regards NLV

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• The entity framework and database agnostic programming, possibilities?

  - by Theo

  We want to use the Entity Framework (.NET 4.0) to build applications that can deal with Sql Server, MySQL and Oracle. And maybe Sqlite too. It should be easy to switch the db vendor by some setting in a config file. Is this possible? I prefer real life examples! What kind of providers did you use?

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• set datasource crystal report 10 at runtime using vb 6.0 and SQL server 2005

  - by rah.deex

  Please help... I am so confused, how to set Crystal Report 10 data source at runtime using VB 6.0. I am using SQL SERVER 2005 for database and I create the reports using stored procedure.. do You have any idea to solve my problem ? thanks before..

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• Is there any better search method instead of string.Contains("keyword") using asp.net?

  - by Mike108

  For example, the users of our app want to search products by entering a keyword of productName. The Products table of the sql server database contains about 10 million records. Is there any better and higher-performance search method implement instead of productName.Contains("keyword") using asp.net C# ?

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• Data Conversion

  - by cre-johnny07

  How do I convert 0.50 to 50 or 0.1429 to 14.29 in sql query? My data type is real.

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• SQL is declarative, what about LINQ

  - by pokrate

  I can change SQL at runtime. Can I do the same with LINQ ? Can I have LINQ queries coming from an xml file, which I can edit at runtime ?

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• What are maintenance steps and performance steps for Mysql server/database ?

  - by Paresh

  Like index maintenance we have index reorganize/rebuild, update stats, shrink database log files , database backup/restore in MS SQL server, What are maintenance steps and performance steps for Mysql server/database ?

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• SQL GUI Programs

  - by jake

  Are there any programs with a gui which let you create a SQL database, create tables, define the primary and foreign keys and insert data? I am tired of having to use the mysql command line client, very tedious.

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• How to create sql insert query dynamically in mysql

  - by nectar

  I am creating an application where I am generating pins dynamically based on user's input and storing them into mySql database. $sql = "INSERT INTO tblpin ('pinId', 'ownerId', 'usedby', 'status') VALUES for($i=0;$i<$npin;$i++) { ('$pin[$i]','$ownerid', 'Free', '1'); } ;"; how can I do that?

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