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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb40
1 files changed, 31 insertions, 9 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb
index 18d943f452..0ba4d94e3c 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb
@@ -14,8 +14,10 @@ module ActiveRecord
send m, o
end
- delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, to: :@conn
- private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql
+ delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql,
+ :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options, to: :@conn
+ private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql,
+ :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options
private
@@ -38,17 +40,32 @@ module ActiveRecord
end
def visit_TableDefinition(o)
- create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE "
- create_sql << "#{quote_table_name(o.name)} "
- create_sql << "(#{o.columns.map { |c| accept c }.join(', ')}) " unless o.as
+ create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE #{quote_table_name(o.name)} "
+
+ statements = o.columns.map { |c| accept c }
+ statements << accept(o.primary_keys) if o.primary_keys
+
+ if supports_indexes_in_create?
+ statements.concat(o.indexes.map { |column_name, options| index_in_create(o.name, column_name, options) })
+ end
+
+ if supports_foreign_keys?
+ statements.concat(o.foreign_keys.map { |to_table, options| foreign_key_in_create(o.name, to_table, options) })
+ end
+
+ create_sql << "(#{statements.join(', ')}) " if statements.present?
create_sql << "#{o.options}"
create_sql << " AS #{@conn.to_sql(o.as)}" if o.as
create_sql
end
- def visit_AddForeignKey(o)
+ def visit_PrimaryKeyDefinition(o)
+ "PRIMARY KEY (#{o.name.join(', ')})"
+ end
+
+ def visit_ForeignKeyDefinition(o)
sql = <<-SQL.strip_heredoc
- ADD CONSTRAINT #{quote_column_name(o.name)}
+ CONSTRAINT #{quote_column_name(o.name)}
FOREIGN KEY (#{quote_column_name(o.column)})
REFERENCES #{quote_table_name(o.to_table)} (#{quote_column_name(o.primary_key)})
SQL
@@ -57,6 +74,10 @@ module ActiveRecord
sql
end
+ def visit_AddForeignKey(o)
+ "ADD #{accept(o)}"
+ end
+
def visit_DropForeignKey(name)
"DROP CONSTRAINT #{quote_column_name(name)}"
end
@@ -89,8 +110,9 @@ module ActiveRecord
sql
end
- def options_include_default?(options)
- options.include?(:default) && !(options[:null] == false && options[:default].nil?)
+ def foreign_key_in_create(from_table, to_table, options)
+ options = foreign_key_options(from_table, to_table, options)
+ accept ForeignKeyDefinition.new(from_table, to_table, options)
end
def action_sql(action, dependency)