if defined?(ActiveRecord::ConnectionAdapters::AbstractAdapter)
module OpenStreetMap
- module ActiveRecord
- module AbstractAdapter
- def add_index_options(table_name, column_name, options = {})
- columns = options.delete(:columns)
- index_name, index_type, index_columns, index_options, algorithm, using = super(table_name, column_name, options)
- [index_name, index_type, columns || index_columns, index_options, algorithm, using]
- end
- end
-
- module PostgreSQLAdapter
+ module PostgreSQL
+ module Quoting
def quote_column_name(name)
Array(name).map { |n| super(n) }.join(", ")
end
+ end
- def add_primary_key(table_name, column_name, _options = {})
- table_name = quote_table_name(table_name)
- column_name = quote_column_name(column_name)
+ module SchemaStatements
+ def add_primary_key(table_name, column_name, options = {})
+ constraint_name = "#{table_name}_pkey"
+
+ options = options.merge(:name => constraint_name, :unique => true)
- execute "ALTER TABLE #{table_name} ADD PRIMARY KEY (#{column_name})"
+ add_index(table_name, column_name, **options)
+ set_primary_key table_name, constraint_name
end
def remove_primary_key(table_name)
+ constraint_name = quote_table_name("#{table_name}_pkey")
table_name = quote_table_name(table_name)
- execute "ALTER TABLE #{table_name} DROP PRIMARY KEY"
+ execute "ALTER TABLE #{table_name} DROP CONSTRAINT #{constraint_name}"
end
- def alter_primary_key(table_name, new_columns)
- constraint_name = quote_table_name("#{table_name}_pkey")
+ def alter_primary_key(table_name, column_name, options = {})
+ constraint_name = "#{table_name}_pkey"
+ tmp_constraint_name = "#{table_name}_pkey_tmp"
+
+ options = options.merge(:name => tmp_constraint_name, :unique => true)
+
+ add_index(table_name, column_name, **options)
+ remove_primary_key table_name
+ set_primary_key table_name, tmp_constraint_name
+ rename_index table_name, tmp_constraint_name, constraint_name
+ end
+
+ def set_primary_key(table_name, constraint_name)
+ constraint_name = quote_table_name(constraint_name)
table_name = quote_table_name(table_name)
- new_columns = quote_column_name(new_columns)
- execute "ALTER TABLE #{table_name} DROP CONSTRAINT #{constraint_name}"
- execute "ALTER TABLE #{table_name} ADD PRIMARY KEY (#{new_columns})"
+ execute "ALTER TABLE #{table_name} ADD PRIMARY KEY USING INDEX #{constraint_name}"
end
def create_enumeration(enumeration_name, values)
end
end
- ActiveRecord::ConnectionAdapters::AbstractAdapter.prepend(OpenStreetMap::ActiveRecord::AbstractAdapter)
- ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.prepend(OpenStreetMap::ActiveRecord::PostgreSQLAdapter)
+ ActiveRecord::ConnectionAdapters::PostgreSQL::Quoting.prepend(OpenStreetMap::PostgreSQL::Quoting)
+ ActiveRecord::ConnectionAdapters::PostgreSQL::SchemaStatements.prepend(OpenStreetMap::PostgreSQL::SchemaStatements)
end