求解mybatis完整sql参数的问题
各位大虾
我想执行一个完整的sql语句
如下
//String sql = "select count(*) from "+tableName;//int count = tableService.table_isExist(sql);
<select id="table_isExist" resultType="int" parameterType="java.lang.String"> $sql$</select>
//String tableName = req.getString("tableName");//int count = tableService.table_isExist(tableName);<select id="table_isExist" resultType="int" parameterType="java.lang.String"> select count(*) from ${tableName}</select>