Best answer: What is the shortcut for comment in SQL?

The keyboard shortcut to comment text is CTRL + K, CTRL + C. The keyboard shortcut to uncomment text is CTRL + K, CTRL + U.

How do you comment code in SQL?

To comment out or uncomment SQL code in the SQL and XQuery editor:

  1. Select the SQL code that you want to comment out or uncomment. For a single line, click anywhere in the line of code. For multiple lines, drag the pointer through the lines of code.
  2. Right-click the selected SQL code, and then select Toggle Comment.

How do I comment out a line in SQL?

To comment out lines of code in SQL Server Management Studio (SSMS) Query Window, select lines of code you want to comment out and hit the keyboard shortcut ‘CTRL+K’ followed by ‘CTRL+C’.

What is the shortcut key for comment?

If you select a block of code and use the key sequence Ctrl+K+C, you’ll comment out the section of code. Ctrl+K+U will uncomment the code.

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What is the shortcut for comment in mysql?

The following tables list keyboard shortcuts for MySQL Workbench commands. Modifier in the tables stands for the platform-specific modifier key.

Table B.2 Edit menu keyboard shortcuts.

Function Keyboard Shortcut Context
Beautify Query Modifier+B SQL Editor
Comment/Uncomment lines of SQL Modifier+/ SQL Editor

How do you comment in SQL access?

The syntax for creating the comment in SQL using — symbol is the following. Any text between — and the end of the line will be ignored (will not be executed). The comment started with — symbol must be at the end of the line in your SQL statement with the line break after it.

How do you comment multiple lines in Pgadmin?

Ctrl k will comment out a block of code, while Ctrl-Shift k will uncomment out the block.

Why use full join in SQL?

SQL full outer join is used to combine the result of both left and right outer join and returns all rows (don’t care its matched or unmatched) from the both participating tables.

Which operator is used to match text?

The SQL Like is a logical operator that is used to determine whether a specific character string matches a specified pattern. It is commonly used in a Where clause to search for a specified pattern in a column.

How do I highlight a line in SQL?

SQL Server Management Studio keyboard shortcut to highlight entire line

  1. Shift + arrow keys or Shift + home/end key? …
  2. By “in SQL Server” do you mean in SSMS? – …
  3. CTRL + SHIFT + -> : for sentense CTRL + SHIFT + End : from start to end CTRL + SHIFT + Home: from ento to start – Ali Adravi Mar 4 ’14 at 3:20.
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What is Ctrl V used for?

In a Windows PC, holding down the Ctrl key and pressing the V key pastes the contents of the clipboard into the current cursor location. The Mac equivalent is Command-V. See Ctrl-C.

What is the shortcut to comment multiple lines?

Here are the few shortcuts to comment code, which works great on Windows.

  1. Ctrl-/ to add or remove // for a single line of code, or for multiple selected lines.
  2. Ctrl-/ to add/remove // for a single line of code, or for multiple selected lines.
  3. Ctrl-shift-/ to add /* */ around selected code.

How do you comment or code?

Comment-out code in VSCode

  1. Windows: Ctrl + /
  2. Mac: Command + /

How do I comment in SQL Developer?

Comments

  1. Begin the comment with a slash and an asterisk (/*). Proceed with the text of the comment. This text can span multiple lines. End the comment with an asterisk and a slash (*/). …
  2. Begin the comment with — (two hyphens). Proceed with the text of the comment. This text cannot extend to a new line.

How do I make a comment 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.

What is count in MySQL?

MySQL count() function is used to returns the count of an expression. It allows us to count all rows or only some rows of the table that matches a specified condition. It is a type of aggregate function whose return type is BIGINT. This function returns 0 if it does not find any matching rows.

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