In SQL, you can comment your code just like any other language. Comments can appear on a single line or span across multiple lines. Let's explore how to comment your SQL statements. Syntax There are two syntaxes that you can use to create a comment in SQL. Syntax Using--symbol The sy...
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In this example, the first three lines are all comments and has no impact on how the code is executed. Next: Advanced SQLThis page was last updated on October 11, 2024.Copyright © 2025 1keydata.com All Rights Reserved Privacy Policy About ContactSQL...
ArcGIS Pro 3.0.3; mobile geodatabase: I want to put SQL comments in definition query SQL expressions. From my testing, these kinds of comments seem to work as
SQL CommentsIn SQL, comments can be used to explain a particular section of a query; or to skip the execution of statement. So, whenever a line of code is marked as a comment in a program, it is not executed.There are two types of comments used in MySQL database, they are as ...
You can place comments almost anywhere in your SQL code. Common places include −Before or after a SQL statement. Within a SQL statement to explain a specific part of it. At the beginning of a script or stored procedure to describe its purpose.-- This is a comment before a query ...
In this case, MySQL Server parses and executes the code within the comment as it would any other SQL statement, but other SQL servers ignore the extensions. For example, MySQL Server recognizes theSTRAIGHT_JOINkeyword in the following statement, but other servers do not: ...
1. Improved Code Readability:Makes SQL scripts easier to read and understand. 2. Documentation:Acts as in-line documentation for your database design and queries. 3. Collaboration:Helps team members grasp the purpose and functionality of queries. ...
Comments are extremely useful for other people to understand your code. It also helps you to remember what your code does! Whenever you think commenting would help in clarifying your code, do it! 在这里,“此行打印Hi”的注释将被计算机忽略,它只会在屏幕上打印“Hi”。 注释对于其他人理解您的代...
in the SQL tab: [ ] Retain inline comments in SQL code ( ) Comments always start at left margin (o) Comments start at current block indent ( ) Comments retain relative position (no reindenting) The last radiobutton option is for comments that appear at the end of a line of code. The...