I'm building a database with a table containing several thousand items of different types, each with its own properties. Let's say there's table transportation containing products - like cars, skates, bikes, etc. And now I'd like to assign each product its own properties. I thought of 3 ways to do i ...
I am new to this forum (although by far not new to DB design and development), but it seemed to me the most suitable place to ask for your expertise and opinion.I have designed a database (in Oracle, but it's quite irrelevant). Now I am forced to implement the following:Suppose you have a table with ...
hi! I'm trying to figure out how you would make a database to create surveys that will be composed of different types of questions. The key factor is that the administrator needs to be able to use the database to create custom surveys that may have any number of different types of equations, such as ...
I was wondering about validation so I browsed this forum a bit but didn't come up with a real answer.This is the situation: I've got some kind of a message queue table that will hold header info about the message and the actual xml message in an xmltype field.There are different types of xml message ...
everyone, i am a beginner using ubuntu 10.10 and i am confused there are so many different types of files for installing software. e.g .tar.gz , .rpm ., .deb .etc and different methods e.g synaptic package manager , software centre to install them.can anyone please tell me what is the difference and ...
I've just started to study towards my MCTS (70-536) using C#, and have come across a confusing practice question in the Microsoft .NET Framework - Application Development Foundation Self-Paced Training Kit (2nd Edition).The question reads:"Create a linked-list generic class that enables you to ...
Can u explain different types of join with example? ...
I just read about different types of CSS files- CSS1, CSS2 and CSSp.Wat r these n how do they differ from each other? Wat is the need of different types of CSS files? How r they different in their application?I would be grateful for any answers. Thanx. :confused: ...
im trying to create a function that allows me to set different types of database connections into the current instance.I need a logic to detect what are the current types of connection that is being passed in, and only assign them if it's a valid database connection object.Such as, right now i could ...
I am new to these forums, so I hope that I am posting in the same place. I just have a basic question about different types of joins. First, what type of join is used if you only use the keyword JOIN in SQL. Is it a natural join? Also, let's say I have two different tables, BID and ITEMS, and they b ...
I am currently building a site and the images quality differ from the image type. Some would look better in JPEG, others in GIF and PNG. My banner being the main problem: it has better quality only in JPEG and it's 32KB big!!Does it affect the display of a page if there are different types of images ...
Somebody once told me the differences between several different types of themes, he said:Metacity themes change your window frame(title bar).GTK themes change your window controls. To put it simply, they change everything except your title bar, icons and pointer.Icon themes change your icons.Emerald ...
i have some data in variables of different types.(short, int, long, float, char, double). now i have to create one pointer, have to allocate 1mb memory and have to store one by one in that pointer. How to do this.. plz give some clues to start..which type i have to create a pointer.. ...
Hi, I have a question. I'm studying MCTS Application Development Foundation .NET 2.0 VB and I have a Server - Client Messenger app to exchange text. One NetworkStream is used both for reading and writing the strings.Now I want to exchange different types of objects to and from the server, (like a re ...
A collection of 2010 articles about ways to do more in less time by integrating different types of Rational software to handle multiple tasks. Also covers how to integrate other IBM brands and other companies' products with various types of Rational software.http://www.ibm.com/developerworks/rationa ...
A collection of 2010 articles about ways to do more in less time by integrating different types of Rational software to handle multiple tasks. Also covers how to integrate other IBM brands and other companies' products with various types of Rational software.http://www.ibm.com/developerworks/rationa ...
I'm trying to help a friend debug a shopping cart system, and am confused by several different types of database call occurring on the same page. Can some kind soul explain what the material differences are between these calls, and why you'd use them?Firstly, the "normal" (or so I thought, ...
A collection of 2010 articles about ways to do more in less time by integrating different types of Rational software to handle multiple tasks. Also covers how to integrate other IBM brands and other companies' products with various types of Rational software.http://www.ibm.com/developerworks/rationa ...
I am hoping to create a data object that essentially encapsulates either an int, a double, or a string. I want to treat data objects as similar regardless of which type of data is encapsulated by the object. Inheritance doesn't seem to work unless I do things like have a private member for each type ...
A collection of 2010 articles about ways to do more in less time by integrating different types of Rational software to handle multiple tasks. Also covers how to integrate other IBM brands and other companies' products with various types of Rational software.http://www.ibm.com/developerworks/rationa ...
all - this is my first post here!I'm new to MFC and am really beating my head against the MDI doc/view issues.What i'm trying to do is this: write an MDI app in which i can open different types of docs (such as EditViews, TreeViews, ListViews etc) from menu items, dialog boxes, that kind of thing.sh ...
How many different types of Interactivity u may make using flash Action Scripting...The different types of interactivity which i have mada are:Fill in the Blanks.Drag And DropJumble wordCatch them FastHit testRadio buttonCheck boxRearranging etc etcDo u know any other type of interactivity do reply ...
how can i make a different sized table depending on the data that is receved froma database.so for example if there is 1-5 rows returned it will show only 1 row in my html table but then if there is 6-10 rows returnd from the database it will show 2 rows in my html table and so on.I have really no i ...
I need to make a container (let's say an array) for different types.How can I do it?I need to write a tamplate class and then create a container for it, where every cell can hold different type. inheritance won't work because I need to use the container in a way that can allow me to operate function ...
i got a _variant_t array,is it possible to assign different types of varibles in this array ?ex: _variant_t FV1[3];FV[0] = "string";FV[1] = 25; ( integer )etc..thanx ! ...
Simple VersionI'm wondering if it's possible to define two variables (of different types) in the initialization section within a for loop. By this, I mean something like:for(int i = 0, string j("a") ; i < 5 ; ++i) {// do something}The above fails with an error "error: expected init ...
I would like to store several different types in the same vector.class base {public:int nType;};class a : public base {public: char ch; };class b : public base {public: int n;};class c : public base {public:float f; };std::vector<base*> stlvector;Just an example but If I try and store the deri ...
Socket is Socket! The role of a socket to give you abilities to deal with different programs in different places on the internet....Why its been said there are different types of sockets? What each of these types do? Don't they have one same role? Are these types differs in efficiency only?I'm a new ...
How to create different types of captcha, the image verification? see the link below. There are different types. I would like to know how they are created. Thankshttp://www.protectwebform.com/imagetypes ...
can u please tell me what are the different types of dbas and what are the roles and responsibilities of oracle dba as a fresher and dbas who are having 2 or 3 years of experience ...
What would cause a notification in one oracle instance to have different types of buttons? We have a case where 3 of the 4 buttons on a particular notification are image buttons while the other one is a standard html button. In a standard vision instance the buttons are all uniform. What would cause ...
Can any one please give me the links on different types of recoveries scenarios .And what is meant by disaster recovery and how to survive if any disaster recoveries occur and types of disaster recoveries.Please help me Gurus. ...
I want to know the different types of tables in orcle...Please help me ...
I want to know what are the different types of patches release by oracle1.CPU (critical patchset update) used to apply some security patches released by oracle every quaterwhat else? ...
When should I use the different types of test polices supported by Appscan tool?when should I use, Application only, Infrastructure, invasive polices?Any guidelines?Note:-Most of my applications use (Asp.Net or java) technologies and (MS SQL) or (oracle) DB servers. ...
HiThere are different types of XML Converters in Siebel. Each converrter uses a different input and output parameters. However some of those are really confusing and I am not able to make out the exact difference among the following : 1. PropSetToXML2. DocToHier3. XMLDocToXMLHier4. IntObjHierToXMLDo ...
We have a situation where we have different types of users created on a solaris server. We have regular users, admins, functional accounts and device accounts. Of course solaris does not differentiate between regular user and other types, i think. The default password policy applies to all the users ...
Could someone tell me which objecttype i should use for a colom in a table that is used to store any type of files, by example:bmp,doc,txt,jpg etc.I'm thinking of a BLOB or CLOB, because i think that those types are for such kind of files, but i don't really know the difference so maybe somebody cou ...
I am new to databases. I began with MySQL but I have a question. Which dbs are with better perfomance (for small site) - relative (MySQL, etc.) or non-relative (DB2 - not the IBMs. The sleepycat software db tools for php ..). And I want to ask if someone knows a site where different dbs and types db ...
I have a so called "buyers guide" where people can find different snowboards. They can search boards with their weight and etc. My result page is pretty ugly.How can I make table where every other row is grey and every other is white (for example)! My code look like this:<?php$db = mysq ...
I have a question:Algorithm DFS(Vertex V)mark[V] := 1;print[V];for each (edge (V, W)) doif mark[W] = 0;DFS(W);I would like to realize this recursive procedure (depth-first search), but in my graph representation (with adjacency lists) I use two different classes, one for the vertex, one for the edge ...
Can you replicate data if the schema name, table name and the definition of table is different in 2 databases?I do understand that I would have to write DML handler to transform the LCR but I am unsure of how the instatitiation would work?The goal here is to incrementally load the DW staging schema ...
what types of triggers are possible on a table?is it INSERT,DELETE OR UPDATE TRIGGERSBut isnt the above triggeromg statements? ...
I am using TOAD and i need to know the syntax of selecting from another database table. All the TNS are in my TOAD setting.I can view by going into that database but i need to use a different database to access one table. The database i am trying to access is KHNAN1@EDWPROD2 and the database i am in ...
So my problem is that I need to create a data table in which each column is a vector that contains some sort of data that is read in from a file. The problem is that the table could have any dimensions, and each column can be one of many types (string, int, double, etc.). I would like to know if the ...
HiIn my current schema I want to add a new foreign key. But this key is referencing to a table in a different schema, like this:Alter table some_table ADD ( Constraint FK_01 Foreign Key (L_ID) References schema.table (LL_ID));and getting the error - ORA-01031 insufficient privilegesWhich privileges ...
I have basic doubts..when we say, "the memory allocated by new/malloc will be from heap".my 1. What does it mean? 2. How many types of memory available.3. which one among the available is the best4. do, static, extern, register and auto get stored in the different memory?an illustration fo ...
I'm trying to create a procedure which updates a table in different schema:create or replace procedure dev1.test asbeginupdate dev2.tbl1 set col1 = 'test' where row_id = 'a';commit;end;When I run this I get an error ORA-01031 insufficient privileges.But if I run the update statement on it's own in t ...
im trying to grab data from a user table on one db and move it to another db with different table columnsi have this layoutThis is wanted resultnow field ID will be same for all rows....userid will obv be different| ID | userID | fieldID | Value | ---------------------------------------------------- ...
I may be asking a really stupid question, and i did search the forum first but...Looking at the different Ubuntu types what I want to do is:Get the basic Ubuntu and then get the educational add ons and the studio add ons. Is this possible? Should I try and install Ubuntu, Edubuntu and Ubuntu Studio ...