How do you comment a line in SQL script?

How do you comment a line in SQL script?

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 view comments in Oracle SQL?

You can view the comments on a particular table or column by querying the data dictionary views USER_TAB_COMMENTS , DBA_TAB_COMMENTS , or ALL_TAB_COMMENTS or USER_COL_COMMENTS , DBA_COL_COMMENTS , or ALL_COL_COMMENTS . Specify the name of the operator to be commented.

How do I comment multiple lines in SQL script?

Multi-line comments start with /* and end with */ . Any text between /* and */ will be ignored.

Can you use comments in SQL?

In SQL, you can comment your code just like any other language. Comments can appear on a single line or span across multiple lines.

How do you comment out a block in SQL?

Comments can be inserted on a separate line or within a Transact-SQL statement. Multiple-line comments must be indicated by /* and */. A stylistic convention often used for multiple-line comments is to begin the first line with /*, subsequent lines with **, and end with */.

How do I see comments in a table in SQL?

To view table comment select table and go to Details tab. Scroll down to the last attribute called Comments.

What are the types of comments in SQL?

There are three types of comments, which are given below:

  • Single line comments.
  • Multi-line comments.
  • Inline comments.

What is comment on table?

Adds, revises, or removes a comment on a table. Each object can have one comment. Comments are stored in the system table COMMENTS .

How do I comment out code in SQL Server?

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 SQL comment?

SQL Comments are used to explain the sections of the SQL statements, and used to prevent the statements of SQL. In many programming languages, comments matter a lot. A Microsoft Access database does not support the comments. So, Mozilla Firefox and Microsoft Edge use the Microsoft Access database in the examples.