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How To Use Oracle Sum Function

Oracle Sum Function sums the numbers and returns the result. The Sum function take account all not null values and ignores the null values. The Oracle SUM syntax of the aggregate function is following:...

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How To Use Oracle REGR_COUNT Function

This Online Tech Support tutorial page is based on examples to make it easier to follow. Function Oracle REGR_COUNT  allows counting the non-null number pairs and to fit them to the regression line....

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Oracle Static SQL vs Dynamic SQL and Bind Variables

Recently I did note that quite many people are using in Oracle database packages queries as the dynamic SQL. They have red in somewhere that the bind variables will make the query run faster and save...

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How To Use Oracle Function In The Where Clause

On this page we are trying to go through the very basic about using your Oracle function in the SQL query and what to avoid that makes your SQL query slow. To go through the examples below we’ll need a...

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How To Use Oracle Bind Variables with PL/SQL

This page is about Oracle bind variables and how to use them with stored procedure. We are trying to keep the examples as simple as possible so explanations are basic using and users’ common mistakes....

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How To Use String Length In JavaScript

In JavaScript the Length method is used to get the amount of characters in text. JavaScript length does not have any input parameters and the method is applied to JavaScript variable. The syntax of...

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Cygwin Error Command Not Found

The Cygwin tool allows Windows users to execute Unix/Linux commands in a Windows system. Once you got the tool installed and you would like try it out via the Cygwin64 Terminal shortcut. The terminal...

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How To Use Oracle Date Difference With MS Excel

This topic could be quite challenging for many Oracle database users but the solution is not too complicated at all. Let’s start with the use of The Oracle Date type for calculations and the first...

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How To Change Oracle NLS_LANG For MSDOS Mode

This page is based on examples to be easier to follow. About this topic there have been many questions about why my Windows or DOS prompts are showing Oracle messages and texts in different language?...

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How To Use Oracle BULK COLLECT INTO LIMIT

This page is based on examples to be easier to follow. To explain better the Oracle Fetch Bulk Collect operator with using a limit we need to show the based data as is. The following SQL return 10 rows...

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