diff options
Diffstat (limited to 'mysql-test/main/sum_distinct.result')
| -rw-r--r-- | mysql-test/main/sum_distinct.result | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/mysql-test/main/sum_distinct.result b/mysql-test/main/sum_distinct.result new file mode 100644 index 00000000000..2746f5a09f4 --- /dev/null +++ b/mysql-test/main/sum_distinct.result @@ -0,0 +1,109 @@ +DROP TABLE IF EXISTS t1, t2; +CREATE TABLE t1 ( +id INTEGER NOT NULL PRIMARY KEY AUTO_INCREMENT, +gender CHAR(1), +name VARCHAR(20) +); +SELECT SUM(DISTINCT LENGTH(name)) s1 FROM t1; +s1 +NULL +INSERT INTO t1 (gender, name) VALUES (NULL, NULL); +INSERT INTO t1 (gender, name) VALUES (NULL, NULL); +INSERT INTO t1 (gender, name) VALUES (NULL, NULL); +SELECT SUM(DISTINCT LENGTH(name)) s1 FROM t1; +s1 +NULL +INSERT INTO t1 (gender, name) VALUES ('F', 'Helen'), ('F', 'Anastasia'), +('F', 'Katherine'), ('F', 'Margo'), ('F', 'Magdalene'), ('F', 'Mary'); +CREATE TABLE t2 SELECT name FROM t1; +SELECT (SELECT SUM(DISTINCT LENGTH(name)) FROM t1) FROM t2; +(SELECT SUM(DISTINCT LENGTH(name)) FROM t1) +18 +18 +18 +18 +18 +18 +18 +18 +18 +DROP TABLE t2; +INSERT INTO t1 (gender, name) VALUES ('F', 'Eva'), ('F', 'Sofia'), +('F', 'Sara'), ('F', 'Golda'), ('F', 'Toba'), ('F', 'Victory'), +('F', 'Faina'), ('F', 'Miriam'), ('F', 'Beki'), ('F', 'America'), +('F', 'Susan'), ('F', 'Glory'), ('F', 'Priscilla'), ('F', 'Rosmary'), +('F', 'Rose'), ('F', 'Margareth'), ('F', 'Elizabeth'), ('F', 'Meredith'), +('F', 'Julie'), ('F', 'Xenia'), ('F', 'Zena'), ('F', 'Olga'), +('F', 'Brunhilda'), ('F', 'Nataly'), ('F', 'Lara'), ('F', 'Svetlana'), +('F', 'Grethem'), ('F', 'Irene'); +SELECT +SUM(DISTINCT LENGTH(name)) s1, +SUM(DISTINCT SUBSTRING(NAME, 1, 3)) s2, +SUM(DISTINCT LENGTH(SUBSTRING(name, 1, 4))) s3 +FROM t1; +s1 s2 s3 +42 0 7 +SELECT +SUM(DISTINCT LENGTH(g1.name)) s1, +SUM(DISTINCT SUBSTRING(g2.name, 1, 3)) s2, +SUM(DISTINCT LENGTH(SUBSTRING(g3.name, 1, 4))) s3 +FROM t1 g1, t1 g2, t1 g3; +s1 s2 s3 +42 0 7 +SELECT +SUM(DISTINCT LENGTH(g1.name)) s1, +SUM(DISTINCT SUBSTRING(g2.name, 1, 3)) s2, +SUM(DISTINCT LENGTH(SUBSTRING(g3.name, 1, 4))) s3 +FROM t1 g1, t1 g2, t1 g3 GROUP BY LENGTH(SUBSTRING(g3.name, 5, 10)); +s1 s2 s3 +42 0 NULL +42 0 7 +42 0 4 +42 0 4 +42 0 4 +42 0 4 +42 0 4 +SELECT SQL_BUFFER_RESULT +SUM(DISTINCT LENGTH(name)) s1, +SUM(DISTINCT SUBSTRING(NAME, 1, 3)) s2, +SUM(DISTINCT LENGTH(SUBSTRING(name, 1, 4))) s3 +FROM t1; +s1 s2 s3 +42 0 7 +SELECT SQL_BUFFER_RESULT +SUM(DISTINCT LENGTH(g1.name)) s1, +SUM(DISTINCT SUBSTRING(g2.name, 1, 3)) s2, +SUM(DISTINCT LENGTH(SUBSTRING(g3.name, 1, 4))) s3 +FROM t1 g1, t1 g2, t1 g3 GROUP BY LENGTH(SUBSTRING(g3.name, 5, 10)); +s1 s2 s3 +42 0 NULL +42 0 7 +42 0 4 +42 0 4 +42 0 4 +42 0 4 +42 0 4 +SET @l=1; +UPDATE t1 SET name=CONCAT(name, @l:=@l+1); +SELECT SUM(DISTINCT RIGHT(name, 1)) FROM t1; +SUM(DISTINCT RIGHT(name, 1)) +45 +SELECT SUM(DISTINCT id) FROM t1; +SUM(DISTINCT id) +703 +SELECT SUM(DISTINCT id % 11) FROM t1; +SUM(DISTINCT id % 11) +55 +DROP TABLE t1; +# +# Bug #777654: empty subselect in FROM clause returning +# SUM(DISTINCT) over non-nullable field +# +CREATE TABLE t1 (a int NOT NULL) ; +SELECT SUM(DISTINCT a) FROM t1; +SUM(DISTINCT a) +NULL +SELECT * FROM (SELECT SUM(DISTINCT a) FROM t1) AS t; +SUM(DISTINCT a) +NULL +DROP TABLE t1; |