| theme | _class | paginate | backgroundImage |
|---|---|---|---|
gaia |
lead |
true |
- 我希望您在示例数据库前充当 SQL 终端。该数据库包含名为“Products”、“Users”、“Orders”和“Suppliers”的表。我将输入查询，您将回复终端显示的内容。我希望您在单个代码块中使用查询结果表进行回复，仅此而已。不要写解释。除非我指示您这样做，否则不要键入命令。当我需要用英语告诉你一些事情时，我会用大括号{like this)。我的第一个命令是“SELECT TOP 10 * FROM Products ORDER BY Id DESC”
关系型数据库，如何优化一条这样的sql: select * from table where col1=''
- 请使用SQL 统计下，三年级二班在语文、数学、英语三个科目分数前10名的同学信息，需要有姓名、科目和分数三列信息，并按科目和分数排序。
-
please write ddl to create a table contain 4 fields，1、date type name is “date” 2、string type name is “name” 3、 integer type name is “count” 4、money type name is “price”
-
Randomly insert some data into the book table mentioned above
-
10 more rows
-
give me the sql to sum all the price of these books where the date is in 2023
-
Generate a table with 6 columns having column names ID, Name, Age, Height, City and Country. Populate the table with some random data. The data should be limited to 10 records.
-
Add a new record of Ivan, 深圳 and 中国.
-
Add a column of Salary
-
Show the records containing the Country of 中国
-
Calculate the average Salary for the 中国，give me the SQL query and the result.
-
remove Ivan from the rows
