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>=

运算符说明

>= 运算符用于比较运算。当 >= 左边运算数值大于或等于 >= 右侧运算数值时,>= 运算符返回结果为 true

语法结构

> SELECT x >= y;

示例

mysql> SELECT 2 >= 2;
+--------+
| 2 >= 2 |
+--------+
| true   |
+--------+
1 row in set (0.01 sec)
create table t1 (spID smallint,userID bigint,score int);
insert into t1 values (1,1,1);
insert into t1 values (2,2,2);
insert into t1 values (2,1,4);
insert into t1 values (3,3,3);
insert into t1 values (1,1,5);
insert into t1 values (4,6,10);
insert into t1 values (5,11,99);

mysql> select userID,spID,score from t1 where spID>=userID*score;
+--------+------+-------+
| userid | spid | score |
+--------+------+-------+
|      1 |    1 |     1 |
+--------+------+-------+
1 row in set (0.01 sec)