sql

Pass data from ssrs subreport to parent

1 Is it possible to pass data from ssrs 2005 subreport to its parent report? 2 If yes, how? Thanks so much Philip ...

How to optimize this SQL query for a rectangular region?

I'm trying to optimize the following query, but it's not clear to me what index or indexes would be best. I'm storing tiles in a two-dimensional plane and querying for rectangular regions of that plane. The table has, for the purposes of this question, the following columns: id: a primary key integer world_id: an integer foreign key wh...

How do I combine two rows of same part, but add quantities?

I have table "PICKITEM" PARTID QTY A 1 A 3 B 11 C 8 D 5 D 3 I need a select statement that will return one line for like PARTIDs and add the qty field to together, yet also return the rest of the lines in the table as is PARTID QTY A 4 B 11 C ...

Optimize this MySQL query?

The following query takes FOREVER to execute (30+ hrs on a Macbook w/4gig ram) - I'm looking for ways to make it run more efficiently. Any thoughts are appreciated! CREATE TABLE fc AS SELECT threadid, title, body, date, userlogin FROM f WHERE pid NOT IN (SELECT pid FROM ft) ORDER BY date; (table "f" is ~1 Gig ...

SQL model optimization question

I need to keep track of number of "hits" on a particular item in a DB. The thing is that the "hits" should stay unique with a user ID, so if a user hits the item 3 times, it should still count for a hit of 1. Also, I need to display the total number of hits for a particular item. Is there a better way than to store each hits for each i...

Generating MySQL UPDATE statements containing BLOB image data

I'm trying to write an SQL statement that will generate an SQL script that will update a BLOB field with an IMAGE being selected from the database. This is what I have: select concat( 'UPDATE `IMAGE` SET THUMBNAIL = ', QUOTE( THUMBNAIL ), ' WHERE ID = ', ID, ';' ) as UPDATE_STATEMENT from IMAGE; In t...

Can someone tell me what this means WriteLine("{0,-12}")

{0,-12} is the part i'm curious about.. I'm looking at this example Console.WriteLine("{0,-12} {1}", sqlReader.GetName(0), sqlReader.GetName(1)); Cheers :) ...

Would this prevent the row from being read during the transaction?

I remember an example where reads in a transaction then writing back the data is not safe because another transaction may read/write to it in the time between. So i would like to check the date and prevent the row from being modified or read until my transaction is finish. Would this do the trick? and are there any sql variants that this...

Is there a way to subtract an amount of days from a date in SQL?

I know about DATEDIFF(d, date1, date2), but I am not looking to subtract two dates, rather an amount of days from a date. For example: "2010-04-13" - 4 = "2010-04-09" Is that possible with mySQL? ...

SQL 2008: Using separate tables for each datatype to return single row

Hi all I thought I'd be flexible this time around and let the users decide what contact information the wish to store in their database. In theory it would look as a single row containing, for instance; name, adress, zipcode, Category X, Listitems A. Example FieldType table defining the datatypes available to a user: FieldTypeID, Fiel...

query for inner join of table 4.

hi.... I'm facing the problem of inner join of table 4 following is query given plz see & give me solution select INSURED.FNAME + ' ' + INSURED.LNAME AS MNAME ,INSURED.MEMBCODE as MEMBERCODE ,INSURED.POLICYNO AS POLICYNO ,INSURED.POLICYFRMDATE AS POLICYFROMDATE ,INSURED.POLICYTODATE AS POLICYTODATE , MEMBERSHIP.MRKEXTNAME AS MARKETINGE...

SQL Agent Logon - What is going on?

I have a DTSX package that is called from a SQL Agent Job. The DTSX package references a file at a fixed location (e.g. e:\mssql\myfile.txt). On most machines, this location exists, but on some I have to manually map this (which is not a problem - I know a better solution would be to use package conifgurations to dynamically pull the ...

SELECT TOP N With Two Variables

I have the following example in a SQL table Cust Group Sales A 1 15 A 1 10 A 1 5 A 2 15 A 2 10 A 2 5 B 1 15 B 1 10 B 1 5 B 2 15 B 2 10 B 2 5 What I would like to show is the top 2 products per customer, per group sorted descending by Sales i.e. Cust Group Sales A 1 15 A 1 ...

MS-Access to SQL Server 2000 problem with datetime

I'm trying to transfer some data from Access to SQL Server 2000 (there are no other way to do this sadly), I'm using Access to mssql to do the job. The program fails everytime it finds a datetime in this fashion: 03/07/2009 10.17.00 While it imports date like this: 29/12/2008 I don't understand where this problem come from so I ask...

Eclipselink and update trigger on multiple access to the database

Hi, in my project I have a database which many clients connect to. Concurrent access and writing works well. The problem now is not to reload the data every second from the database to always have the current status of the data. Does Eclipselink provide a trigger mechanism on (automatically?) reload the data if the database is changed?...

SQL - Add up all row-values of one column in a singletable

Hello Everybody, I've got a question regarding a SQL-select-query: The table contains several columns, one of which is an Integer-column called "size" - the task I'm trying to perform is query the table for the sum of all rows (their values), or to be more exact get a artifical column in my ResultSet called "overallSize" which contains ...

Move million records from MEMORY table to MYISAM table.

Hi, I am looking for a fast way to move records from a MEMORY table to MYISAM table. MEMORY table has around 0.5 million records. Both tables have exactly the same structure (same number of columns, data types etc.). But the MYISAM table is indexed (B-TREE) on a few columns. There are around 25 columns most of which are unsigned intege...

sorting two tables (full join)

i'm joining tables like: select * from tableA a full join tableB b on a.id = b.id But the output should be: row without null fields row with null fields in tableB row with null fields in tableA Like: a.id a.name b.id b.name 5 Peter 5 Jones 2 Steven 2 Pareker 6 Paul null null 4 Ivan null null null...

SQL : where vs. on in join

Perhaps a dumb question, but consider these 2 tables : T1 Store Year 01 2009 02 2009 03 2009 01 2010 02 2010 03 2010 T2 Store 02 Why is this INNER JOIN giving me the results I want (filtering the [year] in the ON clause) : select t1.* from t1 inner join t2 on t1.store = t2.store and t1.[year] = '2009'...

How do I for each in SQL as an alternative to using a cursor?

I'm trying to write a SQL script that inserts 2 rows into a table thus: INSERT INTO [table1] ([Id] ,[Name] ,[SequenceNo] ,[EntityId]) VALUES (<newid(), uniqueidentifier,> ,<'SpecificName1', nvarchar(255),> ,<1, int,> ,</*Here's where I need help*/>) INSERT INTO [table1] ([I...