How To Include Numeric Values in SQL statements

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How To Include Numeric Values in SQL statements? - MySQL FAQs - Introduction to SQL Basics

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If you want to include a numeric value in your SQL statement, you can enter it directly as shown in the following examples:

SELECT 255 FROM DUAL; -- An integer
255

SELECT -6.34 FROM DUAL; -- A regular number
-6.34

SELECT -32032.6809e+10 FROM DUAL; -- A floating-point value
   -3.20326809e+014

2007-05-11, 5961👍, 0💬

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How To Enter Numeric Values as HEX Numbers
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How To Enter Boolean Values in SQL Statements
How To Enter Boolean Values in SQL Statements? - MySQL FAQs - Introduction to SQL Basics If you want to enter Boolean values in SQL statements, you use (TRUE), (FALSE), (true), or (false). Here are some good examples: SELECT TRUE, true, FALSE, false FROM DUAL; +------+------+-------+------- +| TRUE ... 2007-05-11, 9446👍, 0💬

How To Calculate Expressions with SQL Statements
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💬 2016-11-09 lux: good

How To Escape Special Characters in SQL statements
How To Escape Special Characters in SQL statements? - MySQL FAQs - Introduction to SQL Basics There are a number of special characters that needs to be escaped (protected), if you want to include them in a character string. Here are some basic character escaping rules: The escape character (\) needs... 2007-05-11, 7805👍, 0💬

How To Enter Characters as HEX Numbers
How To Enter Characters as HEX Numbers? - MySQL FAQs - Introduction to SQL Basics If you want to enter characters as HEX numbers, you can quote HEX numbers with single quotes and a prefix of (X), or just prefix HEX numbers with (0x). A HEX number string will be automatically converted into a charact... 2007-05-11, 7318👍, 0💬

How To Include Numeric Values in SQL statements
How To Include Numeric Values in SQL statements? - MySQL FAQs - Introduction to SQL Basics If you want to include a numeric value in your SQL statement, you can enter it directly as shown in the following examples: SELECT 255 FROM DUAL; -- An integer 255 SELECT -6.34 FROM DUAL; -- A regular number -... 2007-05-11, 5962👍, 0💬

How To Include Character Strings in SQL statements
How To Include Character Strings in SQL statements? - MySQL FAQs - Introduction to SQL Basics If you want to include character strings in your SQL statements, you need to quote them in one of the following formats: Using single quotes. For example 'FYIcenter.com'. Using double quotes. For example "F... 2007-05-11, 5426👍, 0💬

How To Include Comments in SQL Statements
How To Include Comments in SQL Statements? - MySQL FAQs - Introduction to SQL Basics If you want to include comments in a SQL statement, you can first enter "--", then enter your comment until the end of the line. The tutorial exercise below shows you some good examples: SELECT 'Hello world!' FROM D... 2007-05-11, 5362👍, 0💬

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