题目内容
（请给出正确答案）
使用如下数据表：仓库表(仓库号，所在城市) 职工表(职工号，仓库号，工资) 其中，仓库号、所在城市和职工号字段为字符型，工资字段为数值型。 将仓库号为A4的职工的工资改为2000．O0，正确的命令是（）。
A.UPDATE职工表SET工资WITH 2000．00 WHERE仓库号=”A4”
B.UPDATE职工表SET工资=2000．OO WHERE仓库号=”A4”
C.UPDATE FROM职工表SET工资wITH 2000．OO WHERE仓库号=”A4”
D.UPDATE FROM职工表SET工资=2000．OO WHERE仓库号=”A4”
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