选择
select t.column_name from user_col_comments t where t.table_name = 'LATELYGPSINFO';
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存在更新,不存在插入
sql = str::cstr::format("replace into %s (f_no,f_name) values (%I64d,'%s')", it.tableName.c_str(), itJson[paramKey.c_str()].asInt64(), itJson["name"].asString().c_str());
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插入
string sql = "insert into t_province (f_no,f_name) values (?,?)";
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更新
UPDATE table_name SET column1 = value1, column2 = value2, ... WHERE condition;
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删除
DELETE FROM 表名称 WHERE 列名称 = 值
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创建表