SQL BETWEEN Operator is very important in the operation of PHP database. This article will explain its related operations.
The BETWEEN operator is used in the WHERE clause to select a data range between two values.
BETWEEN Operator
Operator BETWEEN ... AND will select a range of data between two values. These values can be numeric, text, or dates.
SQL BETWEEN syntax
SELECT column_name(s) FROM table_name WHERE column_name BETWEEN value1 AND value2
BETWEEN operator example
If you want to display in alphabetical order between "Adams" (inclusive) and "Carter" (exclusive) Please use the following SQL:
SELECT * FROM Persons WHERE LastNameBETWEEN 'Adams' AND 'Carter'
Important: Different databases handle the BETWEEN...AND operator differently. Some databases will list people between "Adams" and "Carter" but not including "Adams" and "Carter"; some databases will list people between "Adams" and "Carter" and including "Adams" and "Carter"; other databases will list people between "Adams" and "Carter", including "Adams" but not "Carter".
So, please check how your database handles the BETWEEN....AND operator!
Example 2
If you need to use the above example to display people outside the range, please use the NOT operator:
SELECT * FROM Persons WHERE LastNameNOT BETWEEN 'Adams' AND 'Carter'
This article has the following operations on the SQL BETWEEN operator To understand, for more learning materials, please pay attention to the php Chinese website to view.
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