Oracle NVL function The NVL function is used to replace NULL values by another value.The syntax for the NVL function is: NVL( value_in, replace_with )value_in if the function to test on null values. The value_in field can have a datatype char, varchar2, date or number datatype. ...
Oracle NVL function The NVL function is used to replace NULL values by another value.The syntax for the NVL function is: NVL( value_in, replace_with )value_in if the function to test on null values. The value_in field can have a datatype char, varchar2, date or number datatype. ...
B-trees don't have this luxury. You can't just plonk one on top of the other to find what you're looking for. While Oracle Database can combine B-trees (via a "bitmap conversion from rowids"), this is relatively expensive. In general to get the same performance as the three ...
ID_NULL built in function is used to determine that an object type variable is null or not null in Oracle Forms and returns a BOOLEAN value that indicates whether the object ID is available or not means it is null or not null. Below is the Syntax of ID_Null function: FUNCTION ID_NULL...
While there are newer methods like VLOOKUP and XLOOKUP, the LOOKUP function is still useful for certain tasks, especially when you need an approximate match. How to use the LOOKUP Function in Excel The LOOKUP function helps you find a value in one column (or row) and return a value from...
http://dev.mysql.com/doc/refman/5.1/en/string-functions.html#function_lower Good luck, Barry. Subject Views Written By Posted How to use upper string function in Stored procedure. 6954 Hari sankar A June 27, 2010 11:57PM Re: How to use upper string function in Stored procedure. ...
The last two queries used the WHERE clause to filter the rows we are plan to use the AVG function on. In one query, we filtered the results by a result from the AVG function. In the second, we used WHERE to filter the results that it will use to generate the average. Now we are...
An introduction to the create table, alter table, and drop table commands in Oracle Database. Use these to create, change, and remove database tables.
Oracle SQL Developer provides a SQL Worksheet that you can use to update data, by writing simple or complex SQL statements. In this How-To, we look at the most basic of these, inserting a record, updating single and multiple records and deleting single or multiple records. ...
Why Use the Excel LET Function Microsoft has introduced a way to make complex Excel formulas easier to handle. Now, you can name parts of your formulas, including calculations and values. This feature, known as the LET function, helps in two ways: It makes Excel run faster by not ...