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least

least

description

Syntax

least(col_a, col_b, …, col_n)

column supports the following types: TINYINT SMALLINT INT BIGINT LARGEINT FLOAT DOUBLE STRING DATETIME DECIMAL

Compare the size of n columns and return the smallest among them. If there is NULL in column, return NULL.

example

mysql> select least(-1, 0, 5, 8);
+--------------------+
| least(-1, 0, 5, 8) |
+--------------------+
| -1 |
+--------------------+
mysql> select least(-1, 0, 5, NULL);
+-----------------------+
| least(-1, 0, 5, NULL) |
+-----------------------+
| NULL |
+-----------------------+
mysql> select least(6.3, 4.29, 7.6876);
+--------------------------+
| least(6.3, 4.29, 7.6876) |
+--------------------------+
| 4.29 |
+--------------------------+
mysql> select least("2022-02-26 20:02:11","2020-01-23 20:02:11","2020-06-22 20:02:11");
+----------------------------------------------------------------------------+
| least('2022-02-26 20:02:11', '2020-01-23 20:02:11', '2020-06-22 20:02:11') |
+----------------------------------------------------------------------------+
| 2020-01-23 20:02:11 |
+----------------------------------------------------------------------------+

keywords

LEAST