WHERE 子句结合逻辑运算符（如 AND, OR）来实现。，，``sql，SELECT * FROM table_name WHERE condition1 AND condition2 OR condition3;，`，，这条语句会从 table_name 表中选择满足 condition1 和 condition2 或 condition3` 的所有记录。Powered By Z-BlogPHP 1.7.3
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