sql

Greatest not null column

I need to update a row with a formula based on the largest value of two DATETIME columns. I would normally do this: GREATEST(date_one, date_two) However, both columns are allowed to be NULL. I need the greatest date even when the other is NULL (of course, I expect NULL when both are NULL) and GREATEST() returns NULL when one of the co...

Complex SQL query. Please help!

I have two query results from different tables like below. ID  F1  F2  F3      ID  F3  F4  F5 S1  d11  d12  d13      S2  d23  d24  d25 S2  d21  d22  d23      S3  d33  d34  d35 S3  d31  d32  d33      S4  d43  d44  d45 ID and F# are field names, the others are values. I want to get a new result in a similar form to the follow...

SQL query and MS Access query returns different data

Hi there I use MS Access as a front end to my MS SQL server. When I use a SQL query in ms Access that is (in my opinion) equivalent to a query I run from the SQL server, Access returns different data. The pictures below illustrate the difference. I use Access 2003 and I have connected the Access table to the SQL server (2008) through O...

Does this behavior exist in all major databases?

mysql> select 0.121='0.121'; +---------------+ | 0.121='0.121' | +---------------+ | 1 | +---------------+ Does it hold for other database that number='number' is true? ...

Good ASP/Visual Basic/SQL book

Hey Everyone I am starting off in the .NET world and wanted to know what a great beginner book would be that would explain how to use asp.net, vb and SQL. I hear "Learning Visual Basic" is a good series but wanted to see if there were anymore out there. Thanks for your help! ...

DataView.Filter not working with multiple % in "like %"?

Below SQL query works when the spaces in the role name are replaced by %: 1 row is returned select * from cmrdata.dbo.tblRoles where rolename like '%Super%Administrator%' However, when I try to mimic the same in DataView.RowFilter, it does not return any rows. dv.RowFilter = "RoleName like '[%]" & Replace(roleName, " ", "[%]") & "[%]...

Time display query in sql

I have following data UserID UserName LogTime LogDate 1 S 9:00 21/5/2010 1 S 10:00 21/5/2010 1 S 11:00 21/5/2010 1 S 12:00 21/5/2010 Need Output as:- 1 s 9:00 10:00 21/5/2010 1 s 11:00 12:00 21/5/2010 ...

How to insert a value based on lookup from another table [SQL]?

I need to find a way to do an INSERT INTO table A but one of the values is something that comes from a lookup on table B, allow me to illustrate. I have the 2 following tables: Table A: A1: String A2: Integer value coming from table B A3: More Data Table B: B1: String B2: Integer Value Example row of A: {"Value", 101, MoreData} E...

sql server modify error

hi, i m not able to modify table in SQL server. i m new to databases. use work go alter table employee modify id varchar(20) error message is- Msg 102, Level 15, State 1, Line 1 Incorrect syntax near 'modify' here is an screenshot thanks ...

Dynamically assembling SQL queries in Java

What is the best way to assemble an SQL query with join conditions dynamically? I don't want to hard code the query for each different condition on a webpage or a set of webpages. Is it even feasible? I got as far as being able to assemble simple queries but i got stumped when i needed to insert join conditions, i.e. how to figure out d...

SQL Server ':setvar' Error

I am trying to create some script variables in T-SQL as follows: /* Deployment script for MesProduction_Preloaded_KLM_MesSap */ GO SET ANSI_NULLS, ANSI_PADDING, ANSI_WARNINGS, ARITHABORT, CONCAT_NULL_YIELDS_NULL, QUOTED_IDENTIFIER ON; SET NUMERIC_ROUNDABORT OFF; GO :setvar DatabaseName "MesProduction_...

oracle query with inconsistent results

Im having a very strange problem, i have a complicated view that returns incorrect data when i query on a particular column. heres an example: select empname , has_garnishment from timecard_v2 where empname = 'Testerson, Testy'; this returns the single result 'Testerson, Testy', 'N' however, if i use the query: select empna...

Join DELETE in MySql? How to?

I have this: $query="DELETE FROM classified, $sql_table WHERE classified.ad_id = '$id' AND classified.classified_id = $sql_table.classified_id AND classified.poster_password='$pass'"; I get this error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ...

How do I get the Date 5 Months from Now in access

How do I get the Date 5 Months from Now in access ...

ASP Classic, SQL 2008, XML Output, and DSN vs DSN-Less Produces Chinese Letters

I've been having a problem for the past month and can't seem to figure out what is wrong. Here's the setup and a little background. Background: I have a web-host who was running my website on Windows Server 2003 and SQL Server 2000. One of my webpages returned a result set from a stored procedure from the SQL server as xml. Below is th...

SQL syntax Newbie student

Describe the output of the following SQL query: select custId, name from customer where region = "New York" UNION select cust.custId, cust.name from customer cust where cust.custId IN (select cust_order.custId from customer_order cust_order, company_employee comp_emp where cust_order.salesEmpId = comp_emp.empId AND comp_emp.name = 'DAN...

SQL: how to select next id given an id

There is one table T ( id integer, primary key ( id). I want a parameterized query that, given id i: will return next consecutive id, if i = biggest id in T, query should return the smallest id in T (cyclical) ...

How to select all records from one table that do not exist in another table?

table1 (id, name) table2 (id, name) Query: SELECT name FROM table2 -- that are not in table1 already ...

How to use a LIKE statement inside an IF statement?

I need to be able to check if a variable has a certain string of text inside it. Here's what I have now: --This sample always goes to the ELSE block. IF( @name LIKE '%John%' ) BEGIN --do one thing END ELSE BEGIN --do the other thing END ...

C# and Linq: Generating SQL Backup/Restore From Code

I'm working with a C# and Linq to SQL Winforms app and needed to integrate backup and restores through the program. I used SMO and got it working pretty smoothly. The issue, however, is that the app is deployed using ClickOnce, which I like very much - but since I had to include the dll's the download size jumped from 3mb => 15mb. I know...