Sub query with ANY command : Any « Select Clause « SQL / MySQL

1. SQL / MySQL
2. Select Clause
3. Any

Sub query with ANY command

   
/*

mysql> SELECT ArticleTitle, Copyright
    -> FROM Articles
    -> WHERE Copyright > ANY
    ->    (
    ->       SELECT b.copyright
    ->       FROM Articles AS b JOIN AuthorArticle AS ab USING (ArticleID)
    ->          JOIN Authors AS a USING (AuthID)
    ->       WHERE AuthorLastName='Yin'
    ->    )
    -> ORDER BY ArticleTitle;
Empty set (0.02 sec)


*/

Drop table Articles;
Drop table Authors;
Drop table AuthorArticle;



CREATE TABLE Articles (
   ArticleID SMALLINT NOT NULL PRIMARY KEY,
   ArticleTitle VARCHAR(60) NOT NULL,
   Copyright YEAR NOT NULL
)
ENGINE=INNODB;


INSERT INTO Articles VALUES (12786, 'How write a paper', 1934),
                            (13331, 'Publish a paper', 1919),
                            (14356, 'Sell a paper', 1966),
                            (15729, 'Buy a paper', 1932),
                            (16284, 'Conferences', 1996),
                            (17695, 'Journal', 1980),
                            (19264, 'Information', 1992),
                            (19354, 'AI', 1993);


CREATE TABLE Authors (
   AuthID SMALLINT NOT NULL PRIMARY KEY,
   AuthorFirstName VARCHAR(20),
   AuthorMiddleName VARCHAR(20),
   AuthorLastName VARCHAR(20)
)
ENGINE=INNODB;


INSERT INTO Authors VALUES (1006, 'Henry', 'S.', 'Thompson'),
                           (1007, 'Jason', 'Carol', 'Oak'),
                           (1008, 'James', NULL, 'Elk'),
                           (1009, 'Tom', 'M', 'Ride'),
                           (1010, 'Jack', 'K', 'Ken'),
                           (1011, 'Mary', 'G.', 'Lee'),
                           (1012, 'Annie', NULL, 'Peng'),
                           (1013, 'Alan', NULL, 'Wang'),
                           (1014, 'Nelson', NULL, 'Yin');


CREATE TABLE AuthorArticle (
   AuthID SMALLINT NOT NULL,
   ArticleID SMALLINT NOT NULL,
   PRIMARY KEY (AuthID, ArticleID),
   FOREIGN KEY (AuthID) REFERENCES Authors (AuthID),
   FOREIGN KEY (ArticleID) REFERENCES Articles (ArticleID)
)
ENGINE=INNODB;


INSERT INTO AuthorArticle VALUES (1006, 14356), 
                              (1008, 15729), 
                              (1009, 12786), 
                              (1010, 17695),
                              (1011, 15729), 
                              (1012, 19264), 
                              (1012, 19354), 
                              (1014, 16284);
  
SELECT ArticleTitle, Copyright
FROM Articles
WHERE Copyright > ANY
   (
      SELECT b.copyright
      FROM Articles AS b JOIN AuthorArticle AS ab USING (ArticleID)
         JOIN Authors AS a USING (AuthID)
      WHERE AuthorLastName='Yin'
   )
ORDER BY ArticleTitle;



           
         
    
    
  

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