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15
notes/Leetcode-Database 题解.md
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@ -105,15 +105,14 @@ https://leetcode.com/problems/swap-salary/description/
```sql ```sql
DROP TABLE DROP TABLE
IF IF
EXISTS World; EXISTS salary;
CREATE TABLE World ( NAME VARCHAR ( 255 ), continent VARCHAR ( 255 ), area INT, population INT, gdp INT ); CREATE TABLE salary ( id INT, NAME VARCHAR ( 100 ), sex CHAR ( 1 ), salary INT );
INSERT INTO World ( NAME, continent, area, population, gdp ) INSERT INTO salary ( id, NAME, sex, salary )
VALUES VALUES
( 'Afghanistan', 'Asia', '652230', '25500100', '203430000' ), ( '1', 'A', 'm', '2500' ),
( 'Albania', 'Europe', '28748', '2831741', '129600000' ), ( '2', 'B', 'f', '1500' ),
( 'Algeria', 'Africa', '2381741', '37100000', '1886810000' ), ( '3', 'C', 'm', '5500' ),
( 'Andorra', 'Europe', '468', '78115', '37120000' ), ( '4', 'D', 'f', '500' );
( 'Angola', 'Africa', '1246700', '20609294', '1009900000' );
``` ```
## Solution ## Solution