What is single line comment in SQL?
You can include a comment in a statement in two ways: Begin the comment with a slash and an asterisk (/*). Proceed with the text of the comment. This text can span multiple lines.
How do I comment out a line in MySQL workbench?
It’s not nearly as convenient, but it works for me with Windows 7 and MYSQL Workbench 6.1. Instead you can also simple type “#” at the Point of line you want to comment.
How do I comment in MySQL workbench?
This is Command on macOS, Control on other platforms. On macOS, the Alt key is Option. There are keyboard shortcuts for the different menus in MySQL Workbench: File Menu….Table B.2 Edit menu keyboard shortcuts.
| Function | Keyboard Shortcut | Context |
|---|---|---|
| Comment/Uncomment lines of SQL | Modifier+/ | SQL Editor |
How do I comment in SQL w3schools?
Multi-line comments start with /* and end with */ . Any text between /* and */ will be ignored.
How do I make comments in MySQL?
In MySQL, a comment started with — symbol is similar to a comment starting with # symbol. When using the — symbol, the comment must be at the end of a line in your SQL statement with a line break after it. This method of commenting can only span a single line within your SQL and must be at the end of the line.
How do you make a SQL query on a single line?
You can format your SQL to one line. Note: Single line comments (start with –) will be convert to multi-line comments (start with /* and end with */)….In order to fill the “Your SQL statement” editor, you can:
- Copy and paste your SQL query.
- Drag and drop your SQL file.
- Directly type your SQL string in the editor.
How do you comment out in SQL?
You can comment out or uncomment a single line of code in an SQL statement, multiple adjacent lines of code, a complete SQL statement, or multiple adjacent SQL statements. The syntax for a comment in a line of SQL code is a double hyphen ( — ) at the beginning of the line.
How do I comment in MySQL?
How should we add a single line comment in our PHP code?
How should we add a single line comment in our PHP code? Explanation: /* */ can also be use to comment just a single line although it is used for paragraphs. // and # are used only for single line comment.
Where do you start a comment in MySQL?
In MySQL, a comment started with # symbol must be at the end of a line in your SQL statement with a line break after it. This method of commenting can only span a single line within your SQL and must be at the end of the line.
How to write single line comments in SQL?
Single line comments start with –. Any text between — and the end of the line will be ignored (will not be executed). Multi-line comments start with /* and end with */.
What are the three comment styles in MySQL?
MySQL Server supports three comment styles: From a # character to the end of the line. From a — sequence to the end of the line. In MySQL, the — (double-dash) comment style requires the second dash to be followed by at least one whitespace or control character (such as a space, tab, newline, and so on).
Why do comments extend over multiple lines in MySQL?
From a /* sequence to the following */ sequence, as in the C programming language. This syntax enables a comment to extend over multiple lines because the beginning and closing sequences need not be on the same line.
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