sql

Range partition skip check

We have large amount of data partitioned on year value using range partition in oracle. We have used range partition but each partition contains data only for one year. When we write a query targeting a specific year, oracle fetches the information from that partition but still checks if the year is what we have specified. Since this yea...

#1366 - Incorrect integer value:MYsql

hi every one i have a problem in mysql my table is CREATE TABLE IF NOT EXISTS `contactform` ( `contact_id` int(11) NOT NULL AUTO_INCREMENT, `first_name` varchar(50) NOT NULL, `addition` varchar(50) NOT NULL, `surname` varchar(50) NOT NULL, ...

How to find distinct strings in Access?

Hi, I have a column with the following values abc 23 34 abc 23 abc 56 These are distinct values but i want only abc to be returned as it is there in all values. is this possible. moreover i dont want to give abs as input as there are numerous values like this. thanks regards tksy ...

hibernate show real sql

Hi all, if I set <property name="show_sql">true</property> in my hibernate.cfg.xml configuration file in the console I can see the sql. But it's not REAL sql... Can I see the SQL code that will be passed directly to database? Example: I see select this_.code from true.employee this_ where this_.code=? Can I see select employe...

Unit Test to Run .sql script to SQL Create Database

Can anyone point me in the direction of how I could get a NUnit test to run a .sql file to Create / Setup a database. I know about the the TestFixtureSetUp and TestFixtureTearDown attributes / methods in NUnit. So I KNOW how to call methods before and after all or each unit tests. I'm just unsure of how to load and execute the conten...

LINQ version of SQL's LIKE statement

Hi fellow coders I'm new at LINQ, searching the net for LINQ samples that mimic SQL's LIKE statement doesn't satisfy myself. What I want is producing the same query result as this SQL SELECT * FROM table_1 WHERE column_1 LIKE '__0%' I want to query from table_1 where column_1's third character is '0' Is there equivalent statement i...

Different tables values add up | Microsoft Access

How do I get two tables of their values to add up into one table record, e.g. Item table: ID - Autonumber OrderID - Number Price - Currency Details - Text Order table: ID - Autonumber CustomerID - Number Date - Date TotalPrice - Currency The TotalPrice should add up all the items and the total price of adding them up into the ...

SQL Server and Identity column

Hi, I just noticed that if I have an identity column in a table, when I insert new rows SQL Server 2008 is automatically filling up the sequence if there are discontinuity. I mean, if in my identity column I have 1,2,5,6 if I insert other two rows in the table the system puts automatically 3,7 in the identity column. Do you know how t...

Rotating sql table

my sql talble has the following structure F1 F2 F3 F4 F5 Group 1 2 3 4 Design 5 6 7 8 now i want to read this and return a query result as show below please help F1 Value Group 1 Group 2 Group 3 Group 4 Design 5 Design 6 Design 7 Design ...

Does the speed of the query depend on the number of rows in the table?

Let's say I have this query: select * from table1 r where r.x = 5 Does the speed of this query depend on the number of rows that are present in table1? ...

Not your usual "The multi-part identifier could not be bound" error

I have the following query, now the strange thing is if I run this query on my development and pre-prod server it runs fine. If I run it on production it fails. I have figured out that if I run just the Select statement its happy but as soon as I try insert into the table variable it complains. DECLARE @RESULTS TABLE ( [Paren...

Get more records that appear more than once

How can I see all the records that appear more than once per day? I have this table: ID Name Date 1 John 27.03.2010 18:17:00 2 Mike 27.03.2010 16:38:00 3 Sonny 28.03.2010 20:23:00 4 Anna 29.03.2010 13:51:00 5 Maria 29.03.2010 21:59:00 6 Penny 29.03.2010 17:25:00 7 Alba 30.03.2010 09:3...

does it makes sense to use int instead of char or nvarchar for a discriminator column if I'm using it as FK also

I have something like this: create table account ( id int identity(1,1) primary key, usertype char(1) check(usertype in ('a', 'b')) not null, unique(id, usertype) ) create table auser ( id int primary key, usertype char(1) check(usertype = 'a') not null, foreign key (id, u...

Asynchronous SQL Operations

I've got a problem I'm not sure how best to solve. I have an application which updates a database in response to ad hoc requests. One request in particular is quite common. The request is an update that by itself is quite simple, but has some complex preconditions. For this request the business layer first requests a set of data from ...

SQL efficiency argument, add a column or solvable by query?

I am a recent college graduate and a new hire for software development. Things have been a little slow lately so I was given a db task. My db skills are limited to pet projects with Rails and Django. So, I was a little surprised with my latest task. I have been asked by my manager to subclass Person with a 'Parent' table and add a refer...

Two different tables or just one with bool column?

We have two tables: OriginalDocument and ProcessedDocument. In the first one we put an original, not processed document. After it's validated and processed (converted to our xml format and parsed), it's put into ProcessedDocument table. Processed document can be valid or invalid. Which makes more sense: have two different tables for vali...

Automatic Adjusting Range Table

I have a table with a start date range, an end date range, and a few other additional columns. On input of a new record, I want to automatically adjust any overlapping date ranges (shrinking them, splitting them, or deleting them to allow for the new input -- see algorithm below). I also want to ensure that no overlapping records can a...

Finding Most Recent Order for a Particular Item

I'm trying to write a SQL Query for DB2 Version 8 which retrieves the most recent order of a specific part for a list of users. The query receives a parameter which contains a list of customerId numbers and the partId number. For example, Order Table OrderID PartID CustomerID OrderTime I initially wanted to try: Select * from Order ...

Getting a ReturnValue from cmd.Parameters in c#?

Hi, I have just finished converted a vb.net app to c# and one of the lines is to get @ReturnValue from the parameter. I ended up having to CAST a lot of things.. Is there not a easier way here is what i have int rc = ((System.Data.SqlTypes.SqlInt32)(((System.Data.SqlClient.SqlParameter)(cmd.Parameters["@ReturnValue"])).SqlValue)).Va...

Exceptions handling in SQL?

Is there any way to handle exceptions in sql(ORACLE 9i) not talking about PL/SQL only sql ? Since I was trying to divide values of a column that contains both numbers and literals ,I need to fetch out only numbers from it ,as if it divisible by any number then its number else if contains literals it would not get divided it will generat...