diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract_adapter.rb')
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract_adapter.rb | 91 |
1 files changed, 31 insertions, 60 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 85d6fbe8b3..345983a655 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -1,11 +1,14 @@ -require "active_record/type" +# frozen_string_literal: true + require "active_record/connection_adapters/determine_if_preparable_visitor" require "active_record/connection_adapters/schema_cache" require "active_record/connection_adapters/sql_type_metadata" require "active_record/connection_adapters/abstract/schema_dumper" require "active_record/connection_adapters/abstract/schema_creation" require "arel/collectors/bind" +require "arel/collectors/composite" require "arel/collectors/sql_string" +require "arel/collectors/substitute_binds" module ActiveRecord module ConnectionAdapters # :nodoc: @@ -68,7 +71,6 @@ module ActiveRecord include Quoting, DatabaseStatements, SchemaStatements include DatabaseLimits include QueryCache - include ColumnDumper include Savepoints SIMPLE_INT = /\A\d+\z/ @@ -127,19 +129,6 @@ module ActiveRecord end end - class BindCollector < Arel::Collectors::Bind - def compile(bvs, conn) - casted_binds = bvs.map(&:value_for_database) - super(casted_binds.map { |value| conn.quote(value) }) - end - end - - class SQLString < Arel::Collectors::SQLString - def compile(bvs, conn) - super(bvs) - end - end - def valid_type?(type) # :nodoc: !native_database_types[type].nil? end @@ -147,7 +136,7 @@ module ActiveRecord # this method must only be called while holding connection pool's mutex def lease if in_use? - msg = "Cannot lease connection, " + msg = "Cannot lease connection, ".dup if @owner == Thread.current msg << "it is already leased by the current thread." else @@ -206,16 +195,6 @@ module ActiveRecord self.class::ADAPTER_NAME end - def supports_migrations? # :nodoc: - true - end - deprecate :supports_migrations? - - def supports_primary_key? # :nodoc: - true - end - deprecate :supports_primary_key? - # Does this adapter support DDL rollbacks in transactions? That is, would # CREATE TABLE or ALTER TABLE get rolled back by a transaction? def supports_ddl_transactions? @@ -412,10 +391,7 @@ module ActiveRecord # Checks whether the connection to the database is still active (i.e. not stale). # This is done under the hood by calling #active?. If the connection # is no longer active, then this method will reconnect to the database. - def verify!(*ignored) - if ignored.size > 0 - ActiveSupport::Deprecation.warn("Passing arguments to #verify method of the connection has no effect and has been deprecated. Please remove all arguments from the #verify method call.") - end + def verify! reconnect! unless active? end @@ -451,32 +427,12 @@ module ActiveRecord pool.checkin self end - def type_map # :nodoc: - @type_map ||= Type::TypeMap.new.tap do |mapping| - initialize_type_map(mapping) - end + def column_name_for_operation(operation, node) # :nodoc: + column_name_from_arel_node(node) end - def column_name_for_operation(operation, node) # :nodoc: - visitor.accept(node, collector).value - end - - def combine_bind_parameters( - from_clause: [], - join_clause: [], - where_clause: [], - having_clause: [], - limit: nil, - offset: nil - ) # :nodoc: - result = from_clause + join_clause + where_clause + having_clause - if limit - result << limit - end - if offset - result << offset - end - result + def column_name_from_arel_node(node) # :nodoc: + visitor.accept(node, Arel::Collectors::SQLString.new).value end def default_index_type?(index) # :nodoc: @@ -484,8 +440,13 @@ module ActiveRecord end private + def type_map + @type_map ||= Type::TypeMap.new.tap do |mapping| + initialize_type_map(mapping) + end + end - def initialize_type_map(m) + def initialize_type_map(m = type_map) register_class_with_limit m, %r(boolean)i, Type::Boolean register_class_with_limit m, %r(char)i, Type::String register_class_with_limit m, %r(binary)i, Type::Binary @@ -503,6 +464,8 @@ module ActiveRecord m.alias_type %r(number)i, "decimal" m.alias_type %r(double)i, "float" + m.register_type %r(^json)i, Type::Json.new + m.register_type(%r(decimal)i) do |sql_type| scale = extract_scale(sql_type) precision = extract_precision(sql_type) @@ -518,7 +481,7 @@ module ActiveRecord def reload_type_map type_map.clear - initialize_type_map(type_map) + initialize_type_map end def register_class_with_limit(mapping, key, klass) @@ -576,12 +539,14 @@ module ActiveRecord type_casted_binds: type_casted_binds, statement_name: statement_name, connection_id: object_id) do + begin @lock.synchronize do yield end + rescue => e + raise translate_exception_class(e, sql) end - rescue => e - raise translate_exception_class(e, sql) + end end def translate_exception(exception, message) @@ -606,9 +571,15 @@ module ActiveRecord def collector if prepared_statements - SQLString.new + Arel::Collectors::Composite.new( + Arel::Collectors::SQLString.new, + Arel::Collectors::Bind.new, + ) else - BindCollector.new + Arel::Collectors::SubstituteBinds.new( + self, + Arel::Collectors::SQLString.new, + ) end end |