What does an asterisk (*) mean in your code in SQL?


The asterisk or star symbol ( * ) means all columns. The semi-colon ( ; ) terminates the statement like a period in sentence or question mark in a question.

How does the asterisk (*) work in a search?

Google treats the asterisk (*) as a placeholder for 1 or more words – it can also be referred to as a single or multiple word wildcard operator, because Google treats the asterisk as a placeholder for any unknown term(s) for which it tries to find the best match(es).

Why do they call this symbol (*) an asterisk?

The word asterisk comes from the Greek word ‘asteriskos’ meaning little star and is considered one of the oldest punctuation sign. Its primary use is to call attention to a footnote or annotation; it can also be used to indicate an omission or to censor profanities.

What is the meaning of asterisk (*) symbol in Datasheet view?

Microsoft Access will always have an empty row at the bottom of the datasheet view. This empty row is denoted with an asterisk, which indicates the place where you may enter a new row of data.

What does an asterisk (*) mean when it is placed by a file name in the Files panel in Adobe Audition?

The asterisk indeed means you have made changes without saving.

What is an * in SQL?

The second part of a SQL query is the name of the column you want to retrieve for each record you are getting. You can obviously retrieve multiple columns for each record, and (only if you want to retrieve all the columns) you can replace the list of them with * , which means “all columns”.

Should you use * in SQL?

That’s all about why you should not use SELECT * in the SQL query anymore. It’s always better to use the explicit column list in the SELECT query than a * wildcard. It not only improves the performance but also makes your code more explicit.

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