mysql> CREATE TABLE tb1( -> username VARCHAR(20), -> salary FLOAT(8，2) UNSIGNED, -> );ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '，2) UNSIGNED,)' at line 3这是什么环境
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '，2) UNSIGNED,
)' at line 3
耐心点看，意思你第三行的2附近有语法错误，我目测是个中文逗号。
谢谢采纳～
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