From c8d0f9936a3b356cb2b59c11f19d6bc2e7d66d0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andre=CC=81s=20Villagra=CC=81n?= <andres@villagranquiroz.cl>
Date: Fri, 1 Feb 2013 18:25:56 -0300
Subject: [PATCH 01/22] Foreign Key Support

---
 Gemfile                                 |  2 +-
 README.rdoc                             | 11 +++++++++++
 dm-migrations.gemspec                   |  2 +-
 lib/dm-migrations/sql/table_modifier.rb | 14 ++++++++++++++
 lib/dm-migrations/version.rb            |  2 +-
 5 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/Gemfile b/Gemfile
index c5d75ca..1ef0c5f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gemspec
 SOURCE         = ENV.fetch('SOURCE', :git).to_sym
 REPO_POSTFIX   = SOURCE == :path ? ''                                : '.git'
 DATAMAPPER     = SOURCE == :path ? Pathname(__FILE__).dirname.parent : 'http://github.com/datamapper'
-DM_VERSION     = '~> 1.3.0.beta'
+DM_VERSION     = '~> 1.2.0'
 DO_VERSION     = '~> 0.10.6'
 DM_DO_ADAPTERS = %w[ sqlite postgres mysql oracle sqlserver ]
 CURRENT_BRANCH = ENV.fetch('GIT_BRANCH', 'master')
diff --git a/README.rdoc b/README.rdoc
index d2ee9d7..34c4991 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -1,6 +1,7 @@
 = dm-migrations
 
 DataMapper plugin for writing and specing migrations.
+*New! Foreign Keys support!!*
 
 == Example
 
@@ -13,14 +14,24 @@ DataMapper plugin for writing and specing migrations.
 
   migration 1, :create_people_table do
     up do
+      create_table :jobs do
+        column :id,   Integer, :serial => true
+        column :name, String
+      end
       create_table :people do
         column :id,   Integer, :serial => true
         column :desc, String
+        column :job_id
+      end
+
+      modify_table :people do
+        add_foreign_key :job_id, :jobs
       end
     end
 
     down do
       drop_table :people
+      drop_table :jobs
     end
   end
 
diff --git a/dm-migrations.gemspec b/dm-migrations.gemspec
index 725ee44..dfba6b6 100644
--- a/dm-migrations.gemspec
+++ b/dm-migrations.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |gem|
   gem.require_paths = [ "lib" ]
   gem.version       = DataMapper::Migrations::VERSION
 
-  gem.add_runtime_dependency('dm-core', '~> 1.3.0.beta')
+  gem.add_runtime_dependency('dm-core', '~> 1.2.0')
 
   gem.add_development_dependency('rake',  '~> 0.9.2')
   gem.add_development_dependency('rspec', '~> 1.3.2')
diff --git a/lib/dm-migrations/sql/table_modifier.rb b/lib/dm-migrations/sql/table_modifier.rb
index 51598a0..188f78d 100644
--- a/lib/dm-migrations/sql/table_modifier.rb
+++ b/lib/dm-migrations/sql/table_modifier.rb
@@ -19,6 +19,20 @@ def add_column(name, type, opts = {})
       @statements << "ALTER TABLE #{quoted_table_name} ADD COLUMN #{column.to_sql}"
     end
 
+    def add_foreign_key(column, reference, reference_id = 'id')
+      @statements << "ALTER TABLE #{quoted_table_name} " +
+                                  "ADD CONSTRAINT #{quote_column_name(@table_name+'_'+reference.to_s.gsub('_id', '')+'_fk')} " +
+                                  "FOREIGN KEY (#{quote_column_name(column)}) " +
+                                  "REFERENCES #{quote_column_name(reference)} (#{quote_column_name(reference_id)}) " +
+                                  "ON DELETE NO ACTION ON UPDATE NO ACTION"
+    end
+
+    def drop_foreign_key(constraint_name)
+      fk_name = quote_column_name(@table_name+'_'+constraint_name.to_s.gsub('_id', '')+'_fk')
+      @statements << "ALTER TABLE #{quoted_table_name} DROP FOREIGN KEY #{fk_name}"
+      @statements << "ALTER TABLE #{quoted_table_name} DROP INDEX #{fk_name}"
+    end
+
     def drop_column(name)
       # raise NotImplemented for SQLite3. Can't ALTER TABLE, need to copy table.
       # We'd have to inspect it, and we can't, since we aren't executing any queries yet.
diff --git a/lib/dm-migrations/version.rb b/lib/dm-migrations/version.rb
index e725aea..2c59f98 100644
--- a/lib/dm-migrations/version.rb
+++ b/lib/dm-migrations/version.rb
@@ -1,5 +1,5 @@
 module DataMapper
   module Migrations
-    VERSION = '1.3.0.beta'
+    VERSION = '1.3.1'
   end
 end

From b0bcf9c2c4a22ee71f4db52838a660f573f63856 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andre=CC=81s=20Villagra=CC=81n?= <andres@villagranquiroz.cl>
Date: Fri, 1 Feb 2013 18:26:44 -0300
Subject: [PATCH 02/22] Rdoc...

---
 README.rdoc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.rdoc b/README.rdoc
index 34c4991..1b781d2 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -1,7 +1,8 @@
 = dm-migrations
 
 DataMapper plugin for writing and specing migrations.
-*New! Foreign Keys support!!*
+
+New! Foreign Keys support!!
 
 == Example
 

From 2f9400427039de8c28179fad41336bb4d40fd2fd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 17:18:45 -0300
Subject: [PATCH 03/22] Table and column check, for more cleaner migration

---
 lib/dm-migrations/migration.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/dm-migrations/migration.rb b/lib/dm-migrations/migration.rb
index f1a7aa4..4762b77 100644
--- a/lib/dm-migrations/migration.rb
+++ b/lib/dm-migrations/migration.rb
@@ -247,6 +247,14 @@ def quoted_name
     def migration_info_table_exists?
       adapter.storage_exists?('migration_info')
     end
+    
+    def table_exists? name
+      adapter.storage_exists?(name)
+    end
+    
+    def table_column_exists? table, column
+      adapter.field_exists?(table, column)
+    end
 
     # Fetch the record for this migration out of the migration_info table
     def migration_record

From 21d279d9f375aa0697505e4067fc5ae7ef708c9c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 17:28:30 -0300
Subject: [PATCH 04/22] Update migration.rb

---
 lib/dm-migrations/migration.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/dm-migrations/migration.rb b/lib/dm-migrations/migration.rb
index 4762b77..6174ccb 100644
--- a/lib/dm-migrations/migration.rb
+++ b/lib/dm-migrations/migration.rb
@@ -249,11 +249,11 @@ def migration_info_table_exists?
     end
     
     def table_exists? name
-      adapter.storage_exists?(name)
+      adapter.storage_exists?(name.to_s)
     end
     
     def table_column_exists? table, column
-      adapter.field_exists?(table, column)
+      adapter.field_exists?(table.to_s, column.to_s)
     end
 
     # Fetch the record for this migration out of the migration_info table

From 0bf73cbfcf42e697b2d7e76190b9a061932ec8e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 17:29:47 -0300
Subject: [PATCH 05/22] Update version.rb

---
 lib/dm-migrations/version.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/dm-migrations/version.rb b/lib/dm-migrations/version.rb
index 2c59f98..93d0d40 100644
--- a/lib/dm-migrations/version.rb
+++ b/lib/dm-migrations/version.rb
@@ -1,5 +1,5 @@
 module DataMapper
   module Migrations
-    VERSION = '1.3.1'
+    VERSION = '1.3.2'
   end
 end

From c1db3e7264fc0d7cfbed6abd7632e940e21169fc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 19:12:08 -0300
Subject: [PATCH 06/22] Update README.rdoc

---
 README.rdoc | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/README.rdoc b/README.rdoc
index 1b781d2..830c540 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -39,9 +39,7 @@ New! Foreign Keys support!!
   migration 2, :make_desc_text do
     up do
       modify_table :people do
-        # You currently have to use the underlying DB type here, rather than
-        # a DataMapper type
-        change_column :desc, 'text'
+        drop_foreign_key :job_id, :jobs
       end
     end
   end

From 4a52f8df3635692c34c77787fe8c2295669c3f58 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 19:13:22 -0300
Subject: [PATCH 07/22] Update README.rdoc

---
 README.rdoc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.rdoc b/README.rdoc
index 830c540..82c6c3f 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -39,6 +39,10 @@ New! Foreign Keys support!!
   migration 2, :make_desc_text do
     up do
       modify_table :people do
+        # You currently have to use the underlying DB type here, rather than
+        # a DataMapper type
+        change_column :desc, 'text'
+        
         drop_foreign_key :job_id, :jobs
       end
     end

From 7797695b1c7d71d1a5618fc580d2145580eb948a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 19:17:23 -0300
Subject: [PATCH 08/22] Update README.rdoc

---
 README.rdoc | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/README.rdoc b/README.rdoc
index 82c6c3f..22bdbb6 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -15,18 +15,22 @@ New! Foreign Keys support!!
 
   migration 1, :create_people_table do
     up do
-      create_table :jobs do
-        column :id,   Integer, :serial => true
-        column :name, String
+      # Check if table exists
+      if table_exists? :positions
+        create_table :jobs do
+          column :id,   Integer, :serial => true
+          column :name, String
+        end
       end
       create_table :people do
         column :id,   Integer, :serial => true
         column :desc, String
         column :job_id
       end
-
-      modify_table :people do
-        add_foreign_key :job_id, :jobs
+      if table_column_exists? :people, :jobs_id
+        modify_table :people do
+          add_foreign_key :job_id, :jobs
+        end
       end
     end
 

From 7d60ae56b8e66ce209f7c6e425544cbdfbbe7941 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 19:21:06 -0300
Subject: [PATCH 09/22] Update README.rdoc

---
 README.rdoc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/README.rdoc b/README.rdoc
index 22bdbb6..113161d 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -2,7 +2,12 @@
 
 DataMapper plugin for writing and specing migrations.
 
-New! Foreign Keys support!!
+- Foreign Keys support
+- table_exists? table
+- table_column_exists? table, column
+
+
+
 
 == Example
 

From f84f776c14a979395cf5277db00ea58d106dda84 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 19:47:14 -0300
Subject: [PATCH 10/22] New functions

- enable_foreign_key_checks
- disable_foreign_key_checks
- table_exists? name
- table_column_exists? table, column
---
 lib/dm-migrations/migration.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/dm-migrations/migration.rb b/lib/dm-migrations/migration.rb
index 6174ccb..aadfc0e 100644
--- a/lib/dm-migrations/migration.rb
+++ b/lib/dm-migrations/migration.rb
@@ -157,6 +157,14 @@ def select(sql, *bind_values)
         adapter.select(sql, *bind_values)
       end
     end
+    
+    def disable_foreign_key_checks
+      execute "SET foreign_key_checks = 0"
+    end
+    
+    def enable_foreign_key_checks
+      execute "SET foreign_key_checks = 1"
+    end
 
     def create_table(table_name, opts = {}, &block)
       execute TableCreator.new(adapter, table_name, opts, &block).to_sql

From 385e860baa1ef09d7358bd5ba2df2eb12bde4d60 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Fri, 13 Mar 2015 19:59:08 -0300
Subject: [PATCH 11/22] Examples and functions

---
 README.rdoc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.rdoc b/README.rdoc
index 113161d..624bf41 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -5,6 +5,8 @@ DataMapper plugin for writing and specing migrations.
 - Foreign Keys support
 - table_exists? table
 - table_column_exists? table, column
+- enable_foreign_key_checks
+- disable_foreign_key_checks
 
 
 
@@ -40,8 +42,10 @@ DataMapper plugin for writing and specing migrations.
     end
 
     down do
+      disable_foreign_key_checks
       drop_table :people
       drop_table :jobs
+      enable_foreign_key_checks
     end
   end
 

From 3d773eb5b9dd1297fd3cfef7bba296881d742e1c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Thu, 19 Mar 2015 12:48:49 -0300
Subject: [PATCH 12/22] Foreign key exists? table_name, foreign_key

---
 lib/dm-migrations/migration.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/dm-migrations/migration.rb b/lib/dm-migrations/migration.rb
index aadfc0e..d0531b6 100644
--- a/lib/dm-migrations/migration.rb
+++ b/lib/dm-migrations/migration.rb
@@ -165,7 +165,11 @@ def disable_foreign_key_checks
     def enable_foreign_key_checks
       execute "SET foreign_key_checks = 1"
     end
-
+    
+    def foreign_key_exists? table_name, foreign_key
+      execute "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = '#{table_name}' AND CONSTRAINT_NAME = '#{foreign_key}'"    
+    end
+    
     def create_table(table_name, opts = {}, &block)
       execute TableCreator.new(adapter, table_name, opts, &block).to_sql
     end

From 4d99a819678fc40d5e628f255a4b29731886b1a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Thu, 19 Mar 2015 13:44:24 -0300
Subject: [PATCH 13/22] Update README.rdoc

---
 README.rdoc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.rdoc b/README.rdoc
index 624bf41..b811cc1 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -2,7 +2,8 @@
 
 DataMapper plugin for writing and specing migrations.
 
-- Foreign Keys support
+- Foreign Keys support:
+- foreign_key_exists? table_name, foreign_key
 - table_exists? table
 - table_column_exists? table, column
 - enable_foreign_key_checks

From d11bff01e981ed876fddfa53aa4baec9cfea197e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Thu, 19 Mar 2015 13:48:12 -0300
Subject: [PATCH 14/22] Update migration.rb

---
 lib/dm-migrations/migration.rb | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/lib/dm-migrations/migration.rb b/lib/dm-migrations/migration.rb
index d0531b6..d92c668 100644
--- a/lib/dm-migrations/migration.rb
+++ b/lib/dm-migrations/migration.rb
@@ -166,10 +166,6 @@ def enable_foreign_key_checks
       execute "SET foreign_key_checks = 1"
     end
     
-    def foreign_key_exists? table_name, foreign_key
-      execute "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = '#{table_name}' AND CONSTRAINT_NAME = '#{foreign_key}'"    
-    end
-    
     def create_table(table_name, opts = {}, &block)
       execute TableCreator.new(adapter, table_name, opts, &block).to_sql
     end

From 7674dec51ad1a97c788e44990a6942bbb8669854 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Thu, 19 Mar 2015 13:51:20 -0300
Subject: [PATCH 15/22] Update table_modifier.rb

---
 lib/dm-migrations/sql/table_modifier.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/dm-migrations/sql/table_modifier.rb b/lib/dm-migrations/sql/table_modifier.rb
index 188f78d..5a2f5be 100644
--- a/lib/dm-migrations/sql/table_modifier.rb
+++ b/lib/dm-migrations/sql/table_modifier.rb
@@ -19,6 +19,10 @@ def add_column(name, type, opts = {})
       @statements << "ALTER TABLE #{quoted_table_name} ADD COLUMN #{column.to_sql}"
     end
 
+    def foreign_key_exists?(column, reference, reference_id = 'id')
+      execute "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = #{quoted_table_name} AND CONSTRAINT_NAME = '#{quote_column_name(@table_name+'_'+reference.to_s.gsub('_id', '')+'_fk')}'"    
+    end
+
     def add_foreign_key(column, reference, reference_id = 'id')
       @statements << "ALTER TABLE #{quoted_table_name} " +
                                   "ADD CONSTRAINT #{quote_column_name(@table_name+'_'+reference.to_s.gsub('_id', '')+'_fk')} " +

From d46e5e853b74702b5101489743d29a4f03e92007 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Thu, 19 Mar 2015 13:54:02 -0300
Subject: [PATCH 16/22] Update table_modifier.rb

---
 lib/dm-migrations/sql/table_modifier.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/dm-migrations/sql/table_modifier.rb b/lib/dm-migrations/sql/table_modifier.rb
index 5a2f5be..0894941 100644
--- a/lib/dm-migrations/sql/table_modifier.rb
+++ b/lib/dm-migrations/sql/table_modifier.rb
@@ -19,8 +19,8 @@ def add_column(name, type, opts = {})
       @statements << "ALTER TABLE #{quoted_table_name} ADD COLUMN #{column.to_sql}"
     end
 
-    def foreign_key_exists?(column, reference, reference_id = 'id')
-      execute "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = #{quoted_table_name} AND CONSTRAINT_NAME = '#{quote_column_name(@table_name+'_'+reference.to_s.gsub('_id', '')+'_fk')}'"    
+    def foreign_key_exists?(constraint_name)
+      execute "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = #{quoted_table_name} AND CONSTRAINT_NAME = '#{quote_column_name(@table_name+'_'+constraint_name.to_s.gsub('_id', '')+'_fk')}'"    
     end
 
     def add_foreign_key(column, reference, reference_id = 'id')

From 42aca36e494a9be0e08530aae6835dc990eb0fcd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Thu, 19 Mar 2015 18:31:45 -0300
Subject: [PATCH 17/22] Foreign key exists

---
 lib/dm-migrations/sql/table_modifier.rb | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/dm-migrations/sql/table_modifier.rb b/lib/dm-migrations/sql/table_modifier.rb
index 0894941..5a3950a 100644
--- a/lib/dm-migrations/sql/table_modifier.rb
+++ b/lib/dm-migrations/sql/table_modifier.rb
@@ -20,7 +20,12 @@ def add_column(name, type, opts = {})
     end
 
     def foreign_key_exists?(constraint_name)
-      execute "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = #{quoted_table_name} AND CONSTRAINT_NAME = '#{quote_column_name(@table_name+'_'+constraint_name.to_s.gsub('_id', '')+'_fk')}'"    
+      # TODO: Move to ADAPTERS
+      str = "SELECT TRUE FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE CONSTRAINT_TYPE = 'FOREIGN KEY' AND TABLE_SCHEMA = '#{adapter.schema_name}' AND TABLE_NAME = '#{table_name}' AND CONSTRAINT_NAME = '#{@table_name+'_'+constraint_name.to_s.gsub('_id', '')+'_fk'}'"    
+      # puts str
+      result = @adapter.select(str)
+      # puts "Result: #{result.inspect}"
+      result.blank? ? false : (result.first == 1)
     end
 
     def add_foreign_key(column, reference, reference_id = 'id')
@@ -34,7 +39,7 @@ def add_foreign_key(column, reference, reference_id = 'id')
     def drop_foreign_key(constraint_name)
       fk_name = quote_column_name(@table_name+'_'+constraint_name.to_s.gsub('_id', '')+'_fk')
       @statements << "ALTER TABLE #{quoted_table_name} DROP FOREIGN KEY #{fk_name}"
-      @statements << "ALTER TABLE #{quoted_table_name} DROP INDEX #{fk_name}"
+      # @statements << "ALTER TABLE #{quoted_table_name} DROP INDEX #{fk_name}"
     end
 
     def drop_column(name)

From b8e75b6f1cb6c7d343edd5e7df4ea5b37ad25078 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Tue, 2 Jun 2015 00:42:27 -0300
Subject: [PATCH 18/22] Update version.rb

---
 lib/dm-migrations/version.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/dm-migrations/version.rb b/lib/dm-migrations/version.rb
index 93d0d40..a193e2a 100644
--- a/lib/dm-migrations/version.rb
+++ b/lib/dm-migrations/version.rb
@@ -1,5 +1,5 @@
 module DataMapper
   module Migrations
-    VERSION = '1.3.2'
+    VERSION = '1.3.3'
   end
 end

From 4e3fa4441943773bab32410e1efe64c4d4eb8d60 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Mon, 21 Mar 2016 02:58:50 -0300
Subject: [PATCH 19/22] Updating dm-core to 1.3.0.beta

---
 Gemfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Gemfile b/Gemfile
index 1ef0c5f..c5d75ca 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gemspec
 SOURCE         = ENV.fetch('SOURCE', :git).to_sym
 REPO_POSTFIX   = SOURCE == :path ? ''                                : '.git'
 DATAMAPPER     = SOURCE == :path ? Pathname(__FILE__).dirname.parent : 'http://github.com/datamapper'
-DM_VERSION     = '~> 1.2.0'
+DM_VERSION     = '~> 1.3.0.beta'
 DO_VERSION     = '~> 0.10.6'
 DM_DO_ADAPTERS = %w[ sqlite postgres mysql oracle sqlserver ]
 CURRENT_BRANCH = ENV.fetch('GIT_BRANCH', 'master')

From 924a35a49fdbde6ae1ddd3644a1d5770374e5ffe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Mon, 21 Mar 2016 03:01:06 -0300
Subject: [PATCH 20/22] Update dm-migrations.gemspec

---
 dm-migrations.gemspec | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dm-migrations.gemspec b/dm-migrations.gemspec
index dfba6b6..725ee44 100644
--- a/dm-migrations.gemspec
+++ b/dm-migrations.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |gem|
   gem.require_paths = [ "lib" ]
   gem.version       = DataMapper::Migrations::VERSION
 
-  gem.add_runtime_dependency('dm-core', '~> 1.2.0')
+  gem.add_runtime_dependency('dm-core', '~> 1.3.0.beta')
 
   gem.add_development_dependency('rake',  '~> 0.9.2')
   gem.add_development_dependency('rspec', '~> 1.3.2')

From 2364a3899703dfd556f2b50a96bbbb77515f06a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Wed, 23 Mar 2016 19:25:54 -0300
Subject: [PATCH 21/22] Update Gemfile

---
 Gemfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Gemfile b/Gemfile
index c5d75ca..f3df1c8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gemspec
 SOURCE         = ENV.fetch('SOURCE', :git).to_sym
 REPO_POSTFIX   = SOURCE == :path ? ''                                : '.git'
 DATAMAPPER     = SOURCE == :path ? Pathname(__FILE__).dirname.parent : 'http://github.com/datamapper'
-DM_VERSION     = '~> 1.3.0.beta'
+DM_VERSION     = '>= 1.2.0'
 DO_VERSION     = '~> 0.10.6'
 DM_DO_ADAPTERS = %w[ sqlite postgres mysql oracle sqlserver ]
 CURRENT_BRANCH = ENV.fetch('GIT_BRANCH', 'master')

From c77f763c2546aa2c4b2f6ebd9fb784b3718b6113 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Villagr=C3=A1n?= <andres@villagranquiroz.cl>
Date: Wed, 23 Mar 2016 19:26:13 -0300
Subject: [PATCH 22/22] Update dm-migrations.gemspec

---
 dm-migrations.gemspec | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dm-migrations.gemspec b/dm-migrations.gemspec
index 725ee44..581b8f9 100644
--- a/dm-migrations.gemspec
+++ b/dm-migrations.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |gem|
   gem.require_paths = [ "lib" ]
   gem.version       = DataMapper::Migrations::VERSION
 
-  gem.add_runtime_dependency('dm-core', '~> 1.3.0.beta')
+  gem.add_runtime_dependency('dm-core', '>= 1.2.0')
 
   gem.add_development_dependency('rake',  '~> 0.9.2')
   gem.add_development_dependency('rspec', '~> 1.3.2')