1select @@collation_connection; 2select hex(weight_string('a' LEVEL 1,3)); 3select hex(weight_string('a' LEVEL 1-3)); 4select hex(weight_string('A' LEVEL 1,3)); 5select hex(weight_string('A' LEVEL 1-3)); 6 7select hex(weight_string('a' LEVEL 1,4)); 8select hex(weight_string('a' LEVEL 1-4)); 9select hex(weight_string('A' LEVEL 1,4)); 10select hex(weight_string('A' LEVEL 1-4)); 11 12select hex(weight_string('a' LEVEL 2,3)); 13select hex(weight_string('a' LEVEL 2-3)); 14select hex(weight_string('A' LEVEL 2,3)); 15select hex(weight_string('A' LEVEL 2-3)); 16 17select hex(weight_string('a' LEVEL 2,4)); 18select hex(weight_string('a' LEVEL 2-4)); 19select hex(weight_string('A' LEVEL 2,4)); 20select hex(weight_string('A' LEVEL 2-4)); 21 22select hex(weight_string('a' LEVEL 3,4)); 23select hex(weight_string('a' LEVEL 3-4)); 24select hex(weight_string('A' LEVEL 3,4)); 25select hex(weight_string('A' LEVEL 3-4)); 26 27select hex(weight_string('a' LEVEL 1,2,3,4)); 28select hex(weight_string('a' LEVEL 2,3,4)); 29select hex(weight_string('a' LEVEL 1,3,4)); 30select hex(weight_string('a' LEVEL 1,2,3)); 31 32# If any number is less than 1, it is treated as 1. 33select hex(weight_string('a' LEVEL 0)); 34 35#If any number is greater than the maximum, it is treated as the maximum. 36select hex(weight_string('a' LEVEL 8)); 37select hex(weight_string('a' LEVEL 1,8)); 38