Can wildcards be used with case statements?

A case statement (Section 35.10) is good at string pattern matching. Its “wildcard” pattern-matching metacharacters work like the filename wildcards (Section 1.13) in the shell, with a few twists.

What are the valid wild cards in shell?

An asterisk (*) – matches one or more occurrences of any character, including no character. Question mark (?) – represents or matches a single occurrence of any character. Bracketed characters ([ ]) – matches any occurrence of character enclosed in the square brackets.

What is* wildcard in linux with examples?

A wildcard in Linux is a symbol or a set of symbols that stands in for other characters. It can be used to substitute for any other character or characters in a string. For example, you can use a wildcard to get a list of all files in a directory that begin with the letter O.

What are wild card characters explain shell wild card characters with example?

A wildcard is a symbol that takes the place of an unknown character or set of characters. Commonly used wildcards are the asterisk ( * ) and the question mark (? ). Depending on the software or the search engine you are using, other wildcard characters may be defined.

How use LIKE operator in SQL for multiple values?

Alternatively you can try the following method: SELECT x. * FROM ( VALUES (’emp1%’, 3), (’emp3%’, 2) ) AS v (pattern, row_count) CROSS APPLY ( — your query SELECT top (v.

How is the wildcard different from the * wildcard?

Wildcards are used in search terms to represent one or more other characters. An asterisk (*) may be used to specify any number of characters.

What is a question mark wildcard?

Alternatively referred to as a wild character or wildcard character, a wildcard is a symbol used to replace or represent one or more characters. The most common wildcards are the asterisk (*), which represents one or more characters and question mark (?) that represents a single character.

What are wild cards explain?

What are wild cards explain with example?

Examples of wildcard characters

Character Description
* Matches any number of characters. You can use the asterisk (*) anywhere in a character string.
? Matches a single alphabet in a specific position.
[ ] Matches characters within the brackets.
! Excludes characters inside the brackets.