diff options
Diffstat (limited to 'activerecord/lib')
9 files changed, 42 insertions, 42 deletions
diff --git a/activerecord/lib/active_record/collection_cache_key.rb b/activerecord/lib/active_record/collection_cache_key.rb index 5dcc98424a..8d41c0d799 100644 --- a/activerecord/lib/active_record/collection_cache_key.rb +++ b/activerecord/lib/active_record/collection_cache_key.rb @@ -16,7 +16,7 @@ module ActiveRecord query = collection .unscope(:select) - .select("COUNT(*) AS size", "MAX(#{column}) AS timestamp") + .select("COUNT(*) AS #{connection.quote_column_name("size")}", "MAX(#{column}) AS timestamp") .unscope(:order) result = connection.select_one(query) diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb index 6b5fad00ab..677a4c6bd0 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb @@ -46,7 +46,7 @@ module ActiveRecord spec[:collation] = collation end - spec[:comment] = column.comment.inspect if column.comment + spec[:comment] = column.comment.inspect if column.comment.present? spec end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index c9716c9ca9..20cc205b0d 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -104,9 +104,15 @@ module ActiveRecord @config = config @pool = nil @schema_cache = SchemaCache.new self - @visitor = nil - @prepared_statements = false @quoted_column_names, @quoted_table_names = {}, {} + @visitor = arel_visitor + + if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) + @prepared_statements = true + @visitor.extend(DetermineIfPreparableVisitor) + else + @prepared_statements = false + end end class Version @@ -142,6 +148,10 @@ module ActiveRecord end end + def arel_visitor # :nodoc: + Arel::Visitors::ToSql.new(self) + end + def valid_type?(type) true end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index 86ad422b06..64070f0e6c 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -24,6 +24,10 @@ module ActiveRecord MySQL::SchemaCreation.new(self) end + def arel_visitor # :nodoc: + Arel::Visitors::MySQL.new(self) + end + ## # :singleton-method: # By default, the Mysql2Adapter will consider all columns of type <tt>tinyint(1)</tt> @@ -55,15 +59,6 @@ module ActiveRecord def initialize(connection, logger, connection_options, config) super(connection, logger, config) - @visitor = Arel::Visitors::MySQL.new self - - if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) - @prepared_statements = true - @visitor.extend(DetermineIfPreparableVisitor) - else - @prepared_statements = false - end - if version < '5.0.0' raise "Your version of MySQL (#{full_version.match(/^\d+\.\d+\.\d+/)[0]}) is too old. Active Record supports MySQL >= 5.0." end @@ -335,8 +330,7 @@ module ActiveRecord def data_source_exists?(table_name) return false unless table_name.present? - schema, name = table_name.to_s.split('.', 2) - schema, name = @config[:database], schema unless name # A table was provided without a schema + schema, name = extract_schema_qualified_name(table_name) sql = "SELECT table_name FROM information_schema.tables " sql << "WHERE table_schema = #{quote(schema)} AND table_name = #{quote(name)}" @@ -351,8 +345,7 @@ module ActiveRecord def view_exists?(view_name) # :nodoc: return false unless view_name.present? - schema, name = view_name.to_s.split('.', 2) - schema, name = @config[:database], schema unless name # A view was provided without a schema + schema, name = extract_schema_qualified_name(view_name) sql = "SELECT table_name FROM information_schema.tables WHERE table_type = 'VIEW'" sql << " AND table_schema = #{quote(schema)} AND table_name = #{quote(name)}" @@ -497,6 +490,10 @@ module ActiveRecord end def foreign_keys(table_name) + raise ArgumentError unless table_name.present? + + schema, name = extract_schema_qualified_name(table_name) + fk_info = select_all <<-SQL.strip_heredoc SELECT fk.referenced_table_name as 'to_table' ,fk.referenced_column_name as 'primary_key' @@ -504,8 +501,8 @@ module ActiveRecord ,fk.constraint_name as 'name' FROM information_schema.key_column_usage fk WHERE fk.referenced_column_name is not null - AND fk.table_schema = '#{@config[:database]}' - AND fk.table_name = '#{table_name}' + AND fk.table_schema = #{quote(schema)} + AND fk.table_name = #{quote(name)} SQL create_table_info = create_table_info(table_name) @@ -572,8 +569,7 @@ module ActiveRecord def primary_keys(table_name) # :nodoc: raise ArgumentError unless table_name.present? - schema, name = table_name.to_s.split('.', 2) - schema, name = @config[:database], schema unless name # A table was provided without a schema + schema, name = extract_schema_qualified_name(table_name) select_values(<<-SQL.strip_heredoc, 'SCHEMA') SELECT column_name @@ -887,6 +883,12 @@ module ActiveRecord MySQL::TableDefinition.new(*args) end + def extract_schema_qualified_name(string) # :nodoc: + schema, name = string.to_s.scan(/[^`.\s]+|`[^`]*`/) + schema, name = @config[:database], schema unless name + [schema, name] + end + def integer_to_sql(limit) # :nodoc: case limit when 1; 'tinyint' diff --git a/activerecord/lib/active_record/connection_adapters/column.rb b/activerecord/lib/active_record/connection_adapters/column.rb index ce2f9f1925..28f0c8686a 100644 --- a/activerecord/lib/active_record/connection_adapters/column.rb +++ b/activerecord/lib/active_record/connection_adapters/column.rb @@ -1,5 +1,3 @@ -require 'set' - module ActiveRecord # :stopdoc: module ConnectionAdapters diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index d7f9378a4e..470e03b0ed 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -125,6 +125,10 @@ module ActiveRecord PostgreSQL::SchemaCreation.new self end + def arel_visitor # :nodoc: + Arel::Visitors::PostgreSQL.new(self) + end + # Returns true, since this connection adapter supports prepared statement # caching. def supports_statement_cache? @@ -203,14 +207,6 @@ module ActiveRecord def initialize(connection, logger, connection_parameters, config) super(connection, logger, config) - @visitor = Arel::Visitors::PostgreSQL.new self - if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) - @prepared_statements = true - @visitor.extend(DetermineIfPreparableVisitor) - else - @prepared_statements = false - end - @connection_parameters = connection_parameters # @local_tz is initialized as nil to avoid warnings when connect tries to use it diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 786b0ab2ed..985cc06aa0 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -80,20 +80,15 @@ module ActiveRecord SQLite3::SchemaCreation.new self end + def arel_visitor # :nodoc: + Arel::Visitors::SQLite.new(self) + end + def initialize(connection, logger, connection_options, config) super(connection, logger, config) @active = nil @statements = StatementPool.new(self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 })) - - @visitor = Arel::Visitors::SQLite.new self - - if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) - @prepared_statements = true - @visitor.extend(DetermineIfPreparableVisitor) - else - @prepared_statements = false - end end def supports_ddl_transactions? diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index f2578f5f96..b397d1fd07 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -1,4 +1,3 @@ -require 'set' require 'active_support/concern' module ActiveRecord diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index b4229cba04..c2662ec476 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -138,7 +138,7 @@ HEADER table_options = @connection.table_options(table) tbl.print ", options: #{table_options.inspect}" unless table_options.blank? - if comment = @connection.table_comment(table) + if comment = @connection.table_comment(table).presence tbl.print ", comment: #{comment.inspect}" end |