sql

PostGres if query?

Is there a way to select records based using an if statement? My table looks like this: id | num | dis 1 | 4 | 0.5234333 2 | 4 | 8.2234 3 | 8 | 2.3325 4 | 8 | 1.4553 5 | 4 | 3.43324 And I want to select the num and dis where dis is the lowest number... So, a query that will produce the following results: id | num |...

Select count() max() Date

I have a table with shifts history along with emp ids. I'm using this query to retrieve a list of employees and their total shifts by specifying the range to count from: SELECT ope_id, count(ope_id) FROM operator_shift WHERE ope_shift_date >=to_date( '01-MAR-10','dd-mon-yy') and ope_shift_date <= to_date('31-MAR-10','dd-mon-yy') GROUP ...

How does Access 2007's moveNext/moveFirst/, etc., feature work?

I'm not an Access expert, but am an SQL expert. I inherited an Access front-end referencing a SQL 2005 database that worked OK for about 5000 records, but is failing miserably for 800k records... Behind the scenes in the SQL profiler & activity manager I see some kind of Access query like: SELECT "MS1"."id" FROM "dbo"."customer" "MS1"...

MySQL full text search with partial words

MySQL Full Text searching appears to be great and the best way to search in SQL. However, I seem to be stuck on the fact that it won't search partial words. For instance if I have an article titled "MySQL Tutorial" and search for "MySQL", it won't find it. Having done some searching I found various references to support for this coming ...

bulk insert from Java into Oracle

I need to insert many small rows rapidly into Oracle. (5 fields). With MySQL, I break the inserts into groups of 100, then use one insert statement for every group of 100 inserts. But with Oracle, user feedback is that the mass inserts (anywhere from 1000-30000) are too slow. Is there a similar trick I can use to speed up the programm...

SQL Group by - Listing all rows by group?

Given data such as Type Value A This A is B Will A a B this A test B work I would like to end up with Type Value A This is a test B Will this work Is this possible? Thanks! ...

Unable to connect to sql database only from asp

In a VB6 program: Dim conn As Object Set conn = CreateObject("ADODB.Connection") conn.Open "DRIVER={SQL Server}; Server=(local)\aaa; Database=bbb; UID=ccc; PWD=ddd" In an ASP program: Sub ProcessSqlServer(conn) Set conn = Server.CreateObject("ADODB.Connection") conn.Open "DRIVER={SQL Server}; Server=(local)\aaa; Database=bbb...

SQL UDF Group By Parameter Issue

I'm having some issues with a group by clause in SQL. I have the following basic function: CREATE FUNCTION dbo.fn_GetWinsYear (@Year int) RETURNS int AS BEGIN declare @W int select @W = count(1) from tblGames where WinLossForfeit = 'W' and datepart(yyyy,Date) = @Year return @W END I'm trying to run the following basic ...

filter queryset based on list, including None

Hi all I dont know if its a django bug or a feature but i have a strange ORM behaviour with MySQL. class Status(models.Model): name = models.CharField(max_length = 50) class Article(models.Model) status = models.ForeignKey(status, blank = True, null=True) filters = Q(status__in =[0, 1,2] ) | Q(status=None) items = Article.o...

SQLite UPSERT - ON DUPLICATE KEY UPDATE

MySQL has something like this: INSERT INTO visits (ip, hits) VALUES ('127.0.0.1', 1) ON DUPLICATE KEY UPDATE hits = hits + 1; As far as I'm know this feature doesn't exist in SQLite, what I want to know is if there is any way to archive the same effect without having to execute two queries. Also, if this is not possible, what do you p...

SQL Design: representing a default value with overrides?

I need a sparse table which contains a set of "override" values for another table. I also need to specify the default value for the items overridden. For example, if the default value is 17, then foo,bar,baz will have the values 17,21,17: table "things" table "xvalue" name stuff name xval ---- ----- ---- ---- foo ... ...

mysql: how do i get a list of databases available?

i am using wampserver i opened the mysql prompt i would like to know which databases i am able to connect to/view. how do i do this? ...

Oracle analytic functions for "the attribute from the row with the max date"

I'm refactoring a colleague's code, and I have several cases where he's using a cursor to get "the latest row that matches some predicate": His technique is to write the join as a cursor, order it by the date field descending, open the cursor, get the first row, and close the cursor. This requires calling a cursor for each row of the r...

Calculate Percentage help

Hi this code gives me employee salaries and manager salaries. SELECT E.EMP_FNAME AS MANAGER, E.EMP_SALARY, D.DEPT_NO, A.EMP_FNAME AS EMPLOYEE, A.EMP_SALARY FROM EMPLOYEE E, EMPLOYEE A, DEPARTMENT D WHERE E.EMP_NIN = A.EMP_MANAGER AND A.EMP_MANAGER = D.EMP_MANAGER; How can i only show the employees that have a salary within 10% of...

converting mysql database to sql server

i have a mysql database: /* MySQL Data Transfer Source Host: 10.0.0.5 Source Database: jnetdata Target Host: 10.0.0.5 Target Database: jnetdata Date: 5/26/2009 12:27:33 PM */ SET FOREIGN_KEY_CHECKS=0; -- ---------------------------- -- Table structure for chavrusas -- ---------------------------- CREATE TABLE `chavrusas` ( `id` int(1...

sql server: create table taking forever!

i am doing this: CREATE TABLE person ( num INT NOT NULL , firstname VARCHAR(20) NULL , lastname VARCHAR(30) NULL ); sql server is just saying "debbuging" and it's not doing anything is there a problem with the syntax or what? ...

Which Namespaces Must Be Used to Connect to SQL Server with ADO.NET?

i am using this example to connect c# to sql server. can you please tell me what i have to include in order to be able to use sqlconnection? it must be something like: using Sqlconnection; ??? string connectionString = @"Data Source=.\SQLEXPRESS;AttachDbFilename=""C:\SQL Server 2000 Sample Databases\NORTHWND.MDF"";Integrated Security=...

SQL IDENTITY COLUMN

Hey guys i am have an sql table which is basically a statement. Now lest say the records i have in my table have a date and an identity column which is autonumbered and defines the order which the transactions are displayed in the front end to the client. The issue is during an insert some of the data have gone missing and some transact...

SQL DEFAULT VALUE

I would like to set a default value to a variable SELECT ID, VALUE FROM TABLE Now I would like that value to have a default value of 0 for every ID. What can I do? ...

hibernate restrictions.in with and, how to use?

I have table like below id, employee_no, survey_no, name 1 test 1 test_name 2 test2 1 test_name2 3 test3 1 test_name3 4 test4 2 test_name4 how to query with Restriction.in by combining below AND into one IN statement? IN[ (if(survey_no==1) && employee_no...