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  • How can I sum number of rows of a table in SQL ORACLE?

    - by Christian Magro
    Dear community I have the follow instruction on SQL ORACLE: SELECT COUNT(FE_DAY) FROM TI_DATE WHERE (FE_MO = 02 AND FE_YEAR in ('2011', '2012')) GROUP BY FE_DAY In this instruction effectively obtain like SQL Answer a list of number that they sum=10 .But How can I don't show rows .I need only show the row's sum=10 I tried to apply the follow SQL instruction also: SELECT SUM(COUNT(FE_DAY)) FROM TI_DATE WHERE (FE_MO = 02 AND FE_YEAR in ('2011', '2012')) GROUP BY FE_DAY But the answer was 57, different of the number of rows, that I need.

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  • Zend Framework Installation

    - by theband
    I get this error after finishing the Zend Installation. Server error! The server encountered an internal error and was unable to complete your request. Either the server is overloaded or there was an error in a CGI script. If you think this is a server error, please contact the webmaster.

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  • How to select the nth row in a SQL database table?

    - by Charles Roper
    I'm interested in learning some (ideally) database agnostic ways of selecting the nth row from a database table. It would also be interesting to see how this can be achieved using the native functionality of the following databases: SQL Server MySQL PostgreSQL SQLite Oracle I am currently doing something like the following in SQL Server 2005, but I'd be interested in seeing other's more agnostic approaches: WITH Ordered AS ( SELECT ROW_NUMBER() OVER (ORDER BY OrderID) AS RowNumber, OrderID, OrderDate FROM Orders) SELECT * FROM Ordered WHERE RowNumber = 1000000 Credit for the above SQL: Firoz Ansari's Weblog Update: See Troels Arvin's answer regarding the SQL standard. Troels, have you got any links we can cite?

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  • ruby tests - error messages don't include line numbers or file name

    - by joshs
    Hi all, How do I get line numbers to be reported with my errors when testing. Here is what I get back on a typical error: josh@josh-laptop:~/d/test$ ruby unit/line_test.rb -n test_update Loaded suite unit/line_test Started E Finished in 0.066663 seconds. 1) Error: test_update(LineTest): NameError: undefined local variable or method `sdf' for #<LineTest:0xb6e61304> 1 tests, 0 assertions, 0 failures, 1 errors It is tough to debug without a line number and filename. From the code samples I've seen, people generally get back a more verbose error reports. How do I enable this? Thanks!

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  • Formatting Log File Messages

    - by Kumar
    This is about formatting the messages for logging so as to subsequently be able to parse them relatively easily esp. given the extensive logging required in financial apps Typically a line in the log file is of the form TimeStamp: Module/Function: where the log string contains whatever you choose, typically you'd have some key=value paradigm or even johnny5 key {value} etc. A regex search through the log file might easily pick up Module/Function but enforcing and maintaing consistency on the log string itself for every developer on the team is often a pain The logging api's are typically ILog.LogInfo(string text, params object[] args) ILog.LogWarning(string text, params object[] args) ILog.LogError(string text, params object[] args) Looking for opinions on better logging api's to format the log messages where a regex search can be performed for Module/Function = Basket/AddItem TokenA = Value1 and TokenB = Value2 etc. without going over every developer's every logging call

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  • What sql server isolation level should I choose to prevent concurrent reads?

    - by Brian Bolton
    I have the following transaction: SQL inserts a 1 new record into a table called tbl_document SQL deletes all records matching a criteria in another table called tbl_attachment SQL inserts multiple records into the tbl_attachment Until this transaction finishes, I don't want others users to be aware of the (1) new records in tbl_document, (2) deleted records in tbl_attachment, and (3) modified records in tbl_attachment. Would Read Committed Isolation be the correct isolation level?

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  • How to make Emacs sql-mode recognize MySQL #-style comments?

    - by Ken
    I'm reading a bunch of MySQL files that use # (to end-of-line) comments, but my sql-mode doesn't support them. I found the syntax-table part of sql.el that defines /**/ and -- comments, but according to this, Emacs syntax tables support only 2 comment styles. Is there a way to add support for # comments in sql.el easily?

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  • Uploading a csv file to sql server - Identity problem.

    - by Doozer1979
    Given a column structure in a CSV file of: First_Name, Last_Name, Date_Of_Birth And a SQL Server table with a structure of ID(PK) | First_Name | Last_Name | Date_Of_Birth (Field ID is an Identity with an auto-increment of 1) How do i arrange it so that SQL Server does not attempt to insert the First_Name column from the csv file into the ID field? For info the csv is loaded into a DataTable and then copied to SQL Server using SqlBulkCopy Should i be modifying the csv file before the import add the ID column (The destination table is truncated prior to import, so no need to worry about duplicate key values.) Or perhaps adding an id column to the Datatable? Or Is there a setting in Sql Server that i may have missed?

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  • What can map database tables like LINQ to SQL did?

    - by trnTash
    A good thing in LINQ to SQL was a fast and reliable way to map database tables and convert them into classes accessible from c# project. However it is no longer recommended to create projects using LINQ to SQL. What is its substitute? What kind of tool should I use in VS 2010 today if I want to have the same functionality as I had with LINQ to SQL?

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  • Best Ruby ORM for Wrapping around Legacy SQL Server Database?

    - by Technocrat
    Hi. I found this answer and it sounds like almost exactly what I'm doing. I have heard mixed answers about whether or not datamapper can support SQL Server through dataobjects. Basically, we have an app that uses a consistently structured database, consistently named tables, etc in SQL Server. We're making all kinds of tools and stuff that have to interact with it, some of them remotely and so I decided that we need to create some common, simple access point to do read/write operations on the SQL Server app since it's API is all C# and other things I despise. Now my question is if anyone has any examples or projects they know of where a ruby ORM can essentially create models for another application's legacy database by defining the conventions of each model's pkeys, fkeys, table names, etc. Sequel is the only ORM I've used with SQL Server but never to do anything quite like this. Any suggestions?

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  • Will this LINQ-TO-SQL query fetch all records from the table ?

    - by Puneet Dudeja
    public long GetNewCRN() { return ((from c in DataContext.GetTable<Cust_Master>() select c.CUSTSERH_CRN).Max() + 1); } Will this Linq to Sql query fetch all records from the table first and then select the maximum of the column ? If yes, then isn't it a bad idea using linq to sql instead of normal SqlCommand ? Or is there any other way of doing it in linq to sql ? When I attach Console.Out, I see nothing(command prompt does not even open). But when I include following:- context.Log = new System.IO.StreamWriter("d:\\abcd.txt"); I get an error, that "The process can not access the file because it is being used by another process" and that process is "w3wp.exe". How can I see the sql commands being executed by DataContext then ?

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  • Microsoft SQL Server 2008 Web Edition: is it suitable for "closed" websites?

    - by micha12
    Can Microsoft SQL Server 2008 Web Edition be used in "closed" websites, which are hosted on the Internet, but require users to log in? We are developing a web application for banks. This is a website for clients of the bank; it allows clients to log in and view information on their personal banking accounts, stock portfolios, etc. Can this web app use SQL Server 2008 Web Edition? Here is information on this edition of SQL Server: http://www.microsoft.com/sqlserver/2008/en/us/web.aspx It is said on this page that Web Edition can be used only on "public and Internet accessible ... Web applications". Technically, the web app we are developing is public and Internet accessible - although it requires authentication. Won't using Web Edition in our web app violate SQL Server license terms? Thank you.

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  • SQL wont work? It doesn't come up with errors either

    - by Stefan
    Hey there, I have php function which checks to see if variables are set and then adds them onto my sql query. However I am don't seem to be getting any results back!? $where_array = array(); if (array_key_exists("location", $_GET)) { $location = addslashes($_GET['location']); $where_array[] = "`mainID` = '".$location."'"; } if (array_key_exists("gender", $_GET)) { $gender = addslashes($_GET["gender"]); $where_array[] = "`gender` = '".$gender."'"; } if (array_key_exists("hair", $_GET)) { $hair = addslashes($_GET["hair"]); $where_array[] = "`hair` = '".$hair."'"; } if (array_key_exists("area", $_GET)) { $area = addslashes($_GET["area"]); $where_array[] = "`locationID` = '".$area."'"; } $where_expr = ''; if ($where_array) { $where_expr = "WHERE " . implode(" AND ", $where_array); } $sql = "SELECT `postID` FROM `posts` ". $where_expr; $dbi = new db(); $result = $dbi->query($sql); $r = mysql_fetch_row($result); I'm trying to call the data after in a list like so: $dbi = new db(); $offset = ($currentpage - 1) * $rowsperpage; // get the info from the db $sql .= " ORDER BY `time` DESC LIMIT $offset, $rowsperpage"; $result = $dbi->query($sql); // while there are rows to be fetched... while ($row = mysql_fetch_object($result)){ // echo data echo $row['text']; } // end while Anyone got any ideas why I am not retrieving any data? -Stefan

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  • Where should rookie go for best SQL tutorial resources?

    - by Jack Johnstone
    I´m interested in both web resources and books. It´s a jungle out there, please give me a hand. My goal is to learn the SQL language so I can query Sql Server databases within a couple of weeks. I´ve got a programming background, and I know some basic stuff about relational databases, but almost nothing on how to use the SQL language.

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  • How to sanitize log messages in Log4j to save them in database

    - by Rafael
    Hello, I'm trying to save log messages to a central database. In order to do this, I configured the following Appender in log4j's xml configuration: <appender name="DB" class="org.apache.log4j.jdbc.JDBCAppender"> <param name="URL" value="jdbc:postgresql://localhost/logging_test" /> <param name="user" value="test_user" /> <param name="password" value="test_password" /> <param name="sql" value="INSERT INTO log_messages ( log_level, message, log_date ) VALUES ( '%p', '%m', '%d{yyyy-MM-dd HH:mm:ss}' )" /> </appender> This works fine, except some of the messages contain ', and then the appender fails. Is there an easy way to do this?

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  • Can I have Entity Framework and Linq-to-SQL run together?

    - by Shnitzel
    Hi, I'd like to know if it's possible to have both Linq-to-SQL and Entity Framework running side-by-side. Our current configuration is Linq-to-SQL and we'd like to eventually move to EF. But there's just too much going on in the Linq-to-SQL side right now and we'd like to do it in phases. so any chance we can just start writing new stuff in entity framework but leave the older stuff running as is? And is it worth it? Thanks!

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