A wildcard character in SQL is used with a LIKE clause to replace a single or set of characters in any string. In this tutorial, we'll learn about the Wildcards in SQL and how to use them with examples.
Below are some wildcard examples: 'A_Z': All string that starts with 'A', another character, and end with 'Z'. For example, 'ABZ' and 'A2Z' would both satisfy the condition, while 'AKKZ' would not (because there are two characters between A and Z instead of one). ...
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Here are some examples of using wildcards in SQL. These queries will use the sample data in the customer table here. You can find the script to set up this table onmy GitHub repository here. Example 1 – starts with character This SQL example demonstrates how to use an SQL wildcard to ...
These wildcard characters can be used in string comparisons that involve pattern matching, such as LIKE and PATINDEX. Examples A: Simple example The following example uses the [^] operator to find the top 5 people in the Contact table who have a first name that starts with Al and has a...
Using the % Wildcard The%wildcard represents any number of characters, even zero characters. Example Return all customers that ends with the pattern 'es': SELECT*FROMCustomers WHERECustomerNameLIKE'%es'; Try it Yourself » Example Return all customers thatcontainsthe pattern 'mer': ...
Following are few examples of how to use like() function to filter Spark DataFrame rows by using wildcard characters. You can use && and || operators to have multiple conditions in Scala. Example 1 val data = Seq((1,"James Smith"), (2,"Michael Rose"), ...
This wildcard character can be used as either a prefix or a suffix. For more information, see Pattern Matching in Search Conditions. Examples The following example returns all the first names of people in the Contact table of AdventureWorks that start with Dan. Menyalin USE AdventureWorks; GO...
These wildcard characters can be used in string comparisons that involve pattern matching, such as LIKE and PATINDEX. Examples A: Simple example The following example returns names that start with the letter m. [n-z] specifies that the second letter must be somewhere in the range from n to...
('*'), ensure that the name tests in the pattern expression correctly use the wildcard. If used with a QName, there must be a colon before or after the wildcard character, otherwise it becomes a multiplication operator. The asterisk cannot be used as a multiplication operator in the ...