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View File Name :
ctype_filesort2.inc
# # Testing filesort for full Unicode character sets # with supplementary characters. # --echo # --echo # Bug#55980 Character sets: supplementary character _bin ordering is wrong --echo # CREATE TABLE t1 AS SELECT REPEAT('a',1) AS a LIMIT 0; SHOW CREATE TABLE t1; INSERT INTO t1 VALUES (_utf8mb4 0xEFBE9D),(_utf8mb4 0xF0908E84); INSERT INTO t1 VALUES (_utf8mb4 0xCE85),(_utf8mb4 0xF4808080); SELECT HEX(a), HEX(CONVERT(a USING utf8mb4)) FROM t1 ORDER BY a; ALTER TABLE t1 ADD KEY(a); SELECT HEX(a), HEX(CONVERT(a USING utf8mb4)) FROM t1 ORDER BY a; --echo # Additional test for bug#37244 Character sets: short utf8_bin weight_string value SELECT HEX(a), HEX(WEIGHT_STRING(a)) FROM t1 ORDER BY a; DROP TABLE IF EXISTS t1; --echo # --echo # BUG#16691598 - ORDER BY LOWER(COLUMN) PRODUCES --echo # OUT-OF-ORDER RESULTS --echo # CREATE TABLE t1 SELECT ('a a') as n; INSERT INTO t1 VALUES('a b'); SELECT * FROM t1 ORDER BY LOWER(n) ASC; SELECT * FROM t1 ORDER BY LOWER(n) DESC; DROP TABLE t1;