diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters')
4 files changed, 31 insertions, 24 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index 0883b02a35..ad12298013 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -150,13 +150,11 @@ module ActiveRecord # - "schema.name".table_name # - "schema.name"."table.name" def quote_table_name(name) - schema, name_part = extract_pg_identifier_from_name(name.to_s) - - unless name_part - quote_column_name(schema) + schema, table = Utils.extract_schema_and_table(name.to_s) + if schema + "#{quote_column_name(schema)}.#{quote_column_name(table)}" else - table_name, name_part = extract_pg_identifier_from_name(name_part) - "#{quote_column_name(schema)}.#{quote_column_name(table_name)}" + quote_column_name(table) end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index dd983562fb..539ba38c4a 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -97,7 +97,7 @@ module ActiveRecord # If the schema is not specified as part of +name+ then it will only find tables within # the current schema search path (regardless of permissions to access tables in other schemas) def table_exists?(name) - schema, table = extract_schema_and_table(name.to_s) + schema, table = Utils.extract_schema_and_table(name.to_s) return false unless table exec_query(<<-SQL, 'SCHEMA').rows.first[0].to_i > 0 @@ -488,23 +488,6 @@ module ActiveRecord [super, *order_columns].join(', ') end - - private - - # Returns an array of <tt>[schema_name, table_name]</tt> extracted from +name+. - # +schema_name+ is nil if not specified in +name+. - # +schema_name+ and +table_name+ exclude surrounding quotes (regardless of whether provided in +name+) - # +name+ supports the range of schema/table references understood by PostgreSQL, for example: - # - # * <tt>table_name</tt> - # * <tt>"table.name"</tt> - # * <tt>schema_name.table_name</tt> - # * <tt>schema_name."table.name"</tt> - # * <tt>"schema.name"."table name"</tt> - def extract_schema_and_table(name) - table, schema = name.scan(/[^".\s]+|"[^"]*"/)[0..1].collect{|m| m.gsub(/(^"|"$)/,'') }.reverse - [schema, table] - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb b/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb new file mode 100644 index 0000000000..60ffd3a114 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb @@ -0,0 +1,25 @@ +module ActiveRecord + module ConnectionAdapters + module PostgreSQL + module Utils # :nodoc: + extend self + + # Returns an array of <tt>[schema_name, table_name]</tt> extracted from +name+. + # +schema_name+ is nil if not specified in +name+. + # +schema_name+ and +table_name+ exclude surrounding quotes (regardless of whether provided in +name+) + # +name+ supports the range of schema/table references understood by PostgreSQL, for example: + # + # * <tt>table_name</tt> + # * <tt>"table.name"</tt> + # * <tt>schema_name.table_name</tt> + # * <tt>schema_name."table.name"</tt> + # * <tt>"schema_name".table_name</tt> + # * <tt>"schema.name"."table name"</tt> + def extract_schema_and_table(name) + table, schema = name.scan(/[^".\s]+|"[^"]*"/)[0..1].collect{|m| m.gsub(/(^"|"$)/,'') }.reverse + [schema, table] + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index 3e9bef08c9..183d0c4ec6 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -1,6 +1,7 @@ require 'active_record/connection_adapters/abstract_adapter' require 'active_record/connection_adapters/statement_pool' +require 'active_record/connection_adapters/postgresql/utils' require 'active_record/connection_adapters/postgresql/column' require 'active_record/connection_adapters/postgresql/oid' require 'active_record/connection_adapters/postgresql/quoting' |