sql

SQL - Multiple Joins to one table - Two values from two keys

Hi I'm ashamed to say that my SQL experience is used so infrequently, it falls down when I have to construct a slightly complex query so I'd appreciate an SQL experts advice. Essentially I have two tables, similar to the following games(game_id, game_date, player_a_id, player_a_score, player_b_id, player_b_score) players(player_id, pl...

Using a Case statement within the values section of an Insert statement

Please forgive my ignorance and poor SQL programming skills but I am normally a basic SQL developer. I need to create a trigger off the insertion of data in one table to insert different data into another table. Within this trigger I need to insert certain data into the new table based upon values within the newly inserted data from t...

SSIS Configuration error: Cannot retrieve configuration table schema

I'm trying to add a simple configuration to a SSIS package, of type SQL Server, so stored in a table. At the end of the wizard, when it goes to try and write a new row to the nominated table to store the configuration it fails with the error: TITLE: Microsoft Visual Studio Could not complete wizard actions. Cannot retrieve configuration...

Microsoft SQL Server 2005 - using the modulo operator

So I have a silly problem, I have not used much SQL Server before, or any SQL for that matter. I basically have a minor mathematical problem that I need solved, and I thought modulo would be good. I have a number of dates in the database, but I need them be rounded off to the closest [dynamic integer] (could be anything from 0 to 500000...

SQL: Limit rows linked to each joined row

Hello, I've certain situation that requires certain result set from MySQL query, let's see the current query first & then ask my question: SELECT thread.dateline AS tdateline, post.dateline AS pdateline, MIN(post.dateline) FROM thread AS thread LEFT JOIN post AS post ON(thread.threadid = post.threadid) LEFT JOI...

difference between where and nested queries

I'm not able to figure out the difference between these queries. I'm pretty sure that the first one is an equi-join. I'm not sure how the second one ISN'T the same as the first. The sub query in #2 selects all Ids from S, and then it returns all R's that also have those ID's, no? SELECT R.cname FROM R, S, WHERE R.Id = S.Id SELECT R.c...

how relate one table to another for future records

I have a games table which holds the data about a game. Then another table which holds the data about news. So far so good. First I thought about creating a junction table for game_news so I could relate news to games. This way works as intended when the game exists. So whenever I insert a news I can relate it to a game using the junc...

MySQL "IS IN" equivalent?

A while ago I worked on a MS-SQL project and I remember a "IS IN" thing. I tried it on a MySQL project and it did not work. Is there an equivalent? Workaround? Here is the full query I am trying to run: SELECT * FROM product_product, product_viewhistory, product_xref WHERE ( (product_viewhistory.productId = product_xref.product_id_1 ...

sql locking on silverlight app

Hi, i am not sure if this is the correct term, but this is what id like to do: I have an application that uses a mssql database. This application can operate in 3 modes. mode 1) user does not alter, but only read the database mode 2) user can add rows (one at a time) onto a table in the database mode 3) user can alter several tables in t...

Java is there any IDE/Tool that can pull SQL statements out in to a file?

Hi is there any tool available in Java world that will parse/read a source file and pull SQL statements out in to a text file. This is a complex task given that you can write SQL statements in different fashion within the source (ex: using + sign or using .append()) or even conditional building of SQL. ...

how to find missing rows in oracle

Hi, I have a table called 2 tables create table ORDERS ( ORDER_NO NUMBER(38,0) not null, ORDER_DATE DATE not null, SHIP_DATE DATE null, SHIPPING_METHOD VARCHAR2(12) null, TAX_STATUS CHAR(1) null, SUBTOTAL NUMBER null, TAX_AMT NUMBER null, SHIPPING_CHARGE NUMBER null, TOTAL_AMT NUMBER null, CUSTOM...

Application self aware of external database record modifications.

How do you make your application aware that a database record was changed or created by an external application rather than the application itself? Do you add a special check sum to the database record or what do you do to stop external changes to the database? (in case it was hacked and the hacker decides to add a new record or change ...

SQL Command for the following table.

I have a table named with "Sales" having the following columns: Sales_ID|Product_Code|Zone|District|State|Distributor|Total_Sales Now i want to generate a sales summary to view the total sales by zone and then by district and then by State by which distributor for the last/past month period. How can i write a Sql Statement to do this...

What does 'select to a temp table' mean?

This answer had me slightly confused. What is a 'select to a temp table' and can someone show me a simple example of it? ...

How can I automate updating my SQL Server database?

I get multiple text files daily to update my database from my client side and I am not a DBA expert. Every day I update it manually. Is there any method I can use to make this easier? I think there is a way to automate it but I don't know exactly what to do. ...

Table Design for (Currently Viewing Videos)?

hi, I am doing a project on video portal. In that I am trying to build a place for currently viewing videos. To hold people who are currently viewing that video I have designed a table like this: table:(columns) Sno videoid sessionid userid createddate These are the columns but it is not sufficient I think. If possible can you h...

wanted to get all dates in mysql result

I have mysql table called user(id, name, join_on) join on is a date field what I want is to show in each day how many uses has been created I can use group by but it will only give me the dates when users get added like if date 4/12/10 5 users added 4/13/10 2 users added 4/15/10 7 users added here date 4/14/10 is missing and I wa...

How to put give alias name inside a Query string.?

Please look that alias name. I hope to set the value into a string var. How to put single quote inside a string which is in single quote. SET @SQLString = N'SELECT purDetQty as 'detQty',stkBatchCode as 'batchCode',purDetProductId as 'productId' INTO #ProductTable FROM PurchaseDetail INNER JOIN Stock on...

SELECT with a Replace()

I have a table of names and addresses, which includes a postcode column. I want to strip the spaces from the postcodes and select any that match a particular pattern. I'm trying this (simplified a bit) in T-SQL on SQL Server 2005: SELECT Replace(Postcode, ' ', '') AS P FROM Contacts WHERE P LIKE 'NW101%' But I get the following error;...

How to add Transactions with a DataSet created using the Add Connection Wizard?

I have a DataSet that I have added to my project where I can Insert and Add records using the Add Query function in Visual Studio 2010, however I want to add transactions to this, I have found a few examples but cannot seem to find one that works with these. I know I need to use the SQLClient.SQLTransaction Class somehow. I used the Add...