How do I format a SQL statement?

Asked By: Anira Charo | Last Updated: 2nd May, 2020
Category: technology and computing databases
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-- Format Selected Query: To format a selected query(s) in set of query(s), select the query(s) to be formatted. Select Edit -> SQL Formatter -> Format Selected Query (or press Ctrl+F12). -- Format All Queries: To format the whole batch of queries entered in the SQL window.

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Also asked, how do you format a SQL query?

If the name is the same as an SQL keyword, enclose the name within quotation marks. The name of an object in a database for a table or a column should be unique and not too long. Avoid special characters in the name like $, &, * , etc. (use only letters, numbers, and underscores)

Furthermore, what is the format of date in SQL? SQL Server comes with the following data types for storing a date or a date/time value in the database: DATE - format YYYY-MM-DD. DATETIME - format: YYYY-MM-DD HH:MI:SS. SMALLDATETIME - format: YYYY-MM-DD HH:MI:SS.

Considering this, what is format in SQL?

Definition and Usage. The FORMAT() function formats a value with the specified format (and an optional culture in SQL Server 2017). Use the FORMAT() function to format date/time values and number values. For general data type conversions, use CAST() or CONVERT().

How do you make a SQL readable?

So, of course here's some of my own recommendations on how to make SQL more readable.

  1. One thing per line. Only put a single column/table/join per line.
  2. Align your projections and conditions.
  3. Use column names when grouping/ordering.
  5. Casing.
  6. CTEs.
  7. Conclusion.

31 Related Question Answers Found

Do tabs matter in SQL?

Be consistent with indenting – set up several spaces to use for a tab, or always use the same number of spaces. Using tabs instead of spaces is easier, as it requires less clicks, but when cutting and pasting of SQL code is started, spaces are easier to handle.

How do you name a table in SQL?

The table and column names must start with a letter and can be followed by letters, numbers, or underscores - not to exceed a total of 30 characters in length. Do not use any SQL reserved keywords as names for tables or column names (such as "select", "create", "insert", etc).

How do you name a table in database?

Specifically, I'll describe naming conventions for database objects, why they are so important, and what you should and shouldn't be doing.
  1. Warning!
  2. Avoid quotes.
  3. Lowercase.
  4. Data types are not names.
  5. Underscores separate words.
  6. Full words, not abbreviations.
  7. Use common abbreviations.
  8. Avoid reserved words.

How do I indent my SQL code?

In ApexSQL Refactor there are a few options to set indenting rules in project. Under the ApexSQL Refactor menu in the Formatting tab, set general indention rule for SQL statements. The Indent using spaces option indent operations inserting space characters.

What is meaning of <> in SQL?

The SQL IN condition (sometimes called the IN operator) allows you to easily test if an expression matches any value in a list of values. It is used to help reduce the need for multiple OR conditions in a SELECT, INSERT, UPDATE, or DELETE statement.

Is SQL a coding?

SQL (Structured Query Language) is a database management language for relational databases. SQL itself is not a programming language, but its standard allows creating procedural extensions for it, which extend it to functionality of a mature programming language.

How do you format a date?

Sometimes, a date is written in long form, like this: Sunday, June 28, 2015 (note that there are commas after the day of the week and the day of the month, but there is no comma after the month). Sometimes, a date is written in numerical form, like this: 6/28/15 or 6/28/2015 (month/date/year).

How do I query a date in SQL?

  2. table-name where your date-column < '2013-12-13' and your date-column >= '2013-12-12'

What is the datatype of time in SQL?

Introduction to SQL Server TIME data type
In this format: hh is two digits that represent the hour with a range from 0 to 23. mm is two digits that represent the minute with a range from 0 to 59. ss is two digits that represent the second with the range from 0 to 59.

How do I insert a date field in SQL?

A DATE data type contains both date and time elements. If you are not concerned about the time portion, then you could also use the ANSI Date literal which uses a fixed format 'YYYY-MM-DD' and is NLS independent. For example, SQL> INSERT INTO t(dob) VALUES(DATE '2015-12-17'); 1 row created.

What is cast in SQL?

In SQL Server (Transact-SQL), the CAST function converts an expression from one datatype to another datatype. If the conversion fails, the function will return an error. Otherwise, it will return the converted value. TIP: Use the TRY_CAST function to return a NULL (instead of an error) if the conversion fails.

How long does it take learn SQL?

How long it takes to learn SQL depends on your current computer programming knowledge and exactly how much you want to learn. If you already have a career in computer programming or you are skilled in this area, learning the SQL basic could take as little as two to three weeks.

How do I create a SQL database?

  1. Install the SQL Server Management Studio software.
  2. Start up SQL Server Management Studio.
  3. Locate the Database folder.
  4. Create a new database.
  5. Create a table.
  6. Create the Primary Key.
  7. Understand how tables are structured.
  8. Create the rest of your columns.

Is time a data type?

The time data type. The format is yyyy- MM -dd hh:mm:ss, with both the date and time parts maintained. Time .

What is To_date in SQL?

In Oracle, TO_DATE function converts a string value to DATE data type value using the specified format. In SQL Server, you can use CONVERT or TRY_CONVERT function with an appropriate datetime style.

How do you insert a date?

Insert today's date
  1. On the Insert tab, in the Text group, click Date & Time.
  2. In the Date and time dialog box, select the format you want and click OK. The date is inserted as text.

Can we convert varchar to date in SQL?

3 Answers. There is too much precision in the varchar to be converted into datetime. DATETIME only allows three places of millisecond precision. You'll either need to trim the trailing places beyond the first three milliseconds or if you're using any version of SQL Server 2008 or later you can use DATETIME2.