alter_drop_constraint drop constraint, not index

diff --git a/lib/SQL/Translator/Producer/MySQL.pm b/lib/SQL/Translator/Producer/MySQL.pm
index c8586a9..9e06b54 100644 (file)
--- a/lib/SQL/Translator/Producer/MySQL.pm
+++ b/lib/SQL/Translator/Producer/MySQL.pm
@@ -716,7 +716,7 @@ sub alter_drop_constraint
         push @out, $c->type;
     }
     else {
-        push @out, ($c->type eq FOREIGN_KEY ? $c->type : "INDEX"),
+        push @out, ($c->type eq FOREIGN_KEY ? $c->type : "CONSTRAINT"),
             $generator->quote($c->name);
     }
     return join(' ',@out);

diff --git a/t/30sqlt-new-diff-mysql.t b/t/30sqlt-new-diff-mysql.t
index 25064d4..ee6674e 100644 (file)
--- a/t/30sqlt-new-diff-mysql.t
+++ b/t/30sqlt-new-diff-mysql.t
@@ -64,7 +64,7 @@ ALTER TABLE old_name RENAME TO new_name;
 
 ALTER TABLE employee DROP FOREIGN KEY FK5302D47D93FE702E;
 
-ALTER TABLE person DROP INDEX UC_age_name;
+ALTER TABLE person DROP CONSTRAINT UC_age_name;
 
 ALTER TABLE person DROP INDEX u_name;
 
@@ -127,7 +127,7 @@ ALTER TABLE employee DROP COLUMN job_title;
 ALTER TABLE old_name RENAME TO new_name,
                      ADD COLUMN new_field integer NULL;
 
-ALTER TABLE person DROP INDEX UC_age_name,
+ALTER TABLE person DROP CONSTRAINT UC_age_name,
                    ADD COLUMN is_rock_star tinyint(4) NULL DEFAULT 1,
                    CHANGE COLUMN person_id person_id integer(11) NOT NULL auto_increment,
                    CHANGE COLUMN name name varchar(20) NOT NULL,
@@ -196,7 +196,7 @@ ALTER TABLE employee DROP FOREIGN KEY FK5302D47D93FE702E,
                      DROP COLUMN job_title,
                      ADD CONSTRAINT FK5302D47D93FE702E_diff FOREIGN KEY (employee_id) REFERENCES person (person_id);
 
-ALTER TABLE person DROP INDEX UC_age_name,
+ALTER TABLE person DROP CONSTRAINT UC_age_name,
                    DROP INDEX u_name,
                    ADD COLUMN is_rock_star tinyint(4) NULL DEFAULT 1,
                    ADD COLUMN value double(8, 2) NULL DEFAULT 0.00,