Tip Bank

DevX - Software Development Resource

Procedures Crossing Servers

Question: I am creating a data warehouse and need to SELECT and INSERT data across servers using SQL Server 6.5. Is there any way I can code this in my

DevX - Software Development Resource

Performing a Word Search in SQL

Question: How do I perform a word search in SQL? I want to find all rows containing the word “time” by itself and not any rows containing “time” as part

DevX - Software Development Resource

SQL Standard for Concatenation

Question: What is the SQL standard for concatenation? Answer: In SQL Server, you can do something like SELECT “Me” + “You” gets you MeYou In Oracle, I believe the symbol

DevX - Software Development Resource

NullPointerException

Question: Since there are no pointers in Java why is there aNullPointerException? Answer: It is a bit misleading to say that Java does not have pointers.Reference variables are very similar

DevX - Software Development Resource

Asynchronous Processing

Question: I have written an ActiveX EXE. that handles Batch Reporting requirements on a large amount of data. Even though it is an Out-of-Process “server”, it still seems to execute

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Overriding a Deprecated Function

Question: I have a class that extends one class and implements an interface.The interface requires a getName() method.At the same time the class I am extending has a getName() functionthat

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Finding the Identity Fields

Question: I am working on a database program that will insert random data into all fields in the database. What the program is supposed to do is look for field

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Returning a Certain Number of Rows

Question: How do I get a query to return only a certain number of rows? For instance, a search criterion might return 100 rows, but I only want to see