e
description
Syntax
DOUBLE e()
返回常量e值.
example
mysql> select e();
+--------------------+
| e() |
+--------------------+
| 2.7182818284590451 |
+--------------------+keywords
EDOUBLE e()
返回常量e值.
mysql> select e();
+--------------------+
| e() |
+--------------------+
| 2.7182818284590451 |
+--------------------+E