Difference between revisions of "SQL MAX()"
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==Purpose== | ==Purpose== | ||
Returns a maximum value in a SELECT statement | Returns a maximum value in a SELECT statement | ||
| − | |||
==Syntax== | ==Syntax== | ||
| − | MAX(< | + | MAX(<expr1> [, <expr2> [, ...]]) |
| − | + | ||
==See Also== | ==See Also== | ||
[[SQL Aggregate Functions|AGGREGATES]], [[AVG()]], [[COUNT()]], [[SQL MIN()|MIN()]], [[SQL SELECT|SELECT]], [[SUM()]] | [[SQL Aggregate Functions|AGGREGATES]], [[AVG()]], [[COUNT()]], [[SQL MIN()|MIN()]], [[SQL SELECT|SELECT]], [[SUM()]] | ||
| + | ==Description== | ||
| + | Returns the maximum value of <expr1> or the list of expressions (list supported from v6.0). | ||
| − | + | The expressions can be of the following data types: | |
| − | + | * Numeric | |
| − | + | * Date | |
| + | * Character (from v6.0) | ||
| + | * Currency (from v6.0) | ||
| + | * Datetime (from v6.0) | ||
==Example== | ==Example== | ||
<code lang="recital"> | <code lang="recital"> | ||
| − | + | open database southwind | |
| + | select max(orderdate,requireddate,shippeddate) from orders | ||
| + | select max(companyname) from customers | ||
</code> | </code> | ||
| − | |||
| − | |||
| − | |||
[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:SQL|MAX()]] | [[Category:SQL|MAX()]] | ||
[[Category:Functions]] | [[Category:Functions]] | ||
| + | [[Category:SQL Functions]] | ||
| + | [[Category:Lianja v6.0]] | ||
Latest revision as of 06:37, 23 February 2021
Contents
Purpose
Returns a maximum value in a SELECT statement
Syntax
MAX(<expr1> [, <expr2> [, ...]])
See Also
AGGREGATES, AVG(), COUNT(), MIN(), SELECT, SUM()
Description
Returns the maximum value of <expr1> or the list of expressions (list supported from v6.0).
The expressions can be of the following data types:
- Numeric
- Date
- Character (from v6.0)
- Currency (from v6.0)
- Datetime (from v6.0)
Example
open database southwind select max(orderdate,requireddate,shippeddate) from orders select max(companyname) from customers
