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There are two types of SQL comments: simple comments. Simple comments are introduced by two consecutive hyphens (–) and end with the end of line. bracketed comments. What is the comment tag in SQL? A comment can appear between any keywords, parameters, or punctuation marks in a statement. You can include a comment in a statement in two ways: Begin …
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 out a single …
Explanation: In MySQL, a ‘View’ is used to present a table in the database. It is a virtual table. It is also used to present a subset of the columns that are present in the original table of the database. 3. What is MySQL short answer? MySQL is a database management system. It may be anything from a simple shopping …
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). This syntax differs slightly from standard SQL comment syntax, as discussed in Section 1.6. 2.4, “’–‘ as the Start of a Comment”. What is a comment in MySQL? Comments …
The Software-as–a-Service (SaaS) sector is highly competitive and businesses operating in it must find effective ways to stand out. The use of video marketing for SaaS is one of the best ways to boost your software company’s online presence and grow both your sales and profits. Why should you consider video marketing for SaaS? If you are not sure whether …
To create a view, a user must have the appropriate system privilege according to the specific implementation. CREATE VIEW view_name AS SELECT column1, column2….. FROM table_name WHERE [condition]; You can include multiple tables in your SELECT statement in a similar way as you use them in a normal SQL SELECT query. How do you get DDL of a view in …
To modify a view In Object Explorer, click the plus sign next to the database where your view is located and then click the plus sign next to the Views folder. Right-click on the view you wish to modify and select Design. How do I edit a SQL view query? To modify a view In Object Explorer, click the plus …
To view the SQL, go to the Home tab. Select SQL View from the View menu and you will see the SQL of your query. How do I see the query of a view in SQL Server? In Object Explorer, expand the database that contains the view to which you want to view the properties, and then expand the Views …
To call a function inside another function, define the inner function inside the outer function and invoke it. When using the function keyword, the function gets hoisted to the top of the scope and can be called from anywhere inside of the outer function. How do you call a function in a function? To call a function inside another function, …
These sub-languages are mainly categorized into four categories: a data query language (DQL), a data definition language (DDL), a data control language (DCL), and a data manipulation language (DML). What are the two types of query languages? These sub-languages are mainly categorized into four categories: a data query language (DQL), a data definition language (DDL), a data control language (DCL), …