diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract')
3 files changed, 36 insertions, 22 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index f2715cdab0..f687d3a7e8 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -9,30 +9,36 @@ module ActiveRecord end # Converts an arel AST to SQL - def to_sql(arel, binds = []) - if arel.respond_to?(:ast) - collected = visitor.accept(arel.ast, collector) - collected.compile(binds, self).freeze + def to_sql(arel_or_sql_string, binds = []) + if arel_or_sql_string.respond_to?(:ast) + unless binds.empty? + raise "Passing bind parameters with an arel AST is forbidden. " \ + "The values must be stored on the AST directly" + end + sql, binds = visitor.accept(arel_or_sql_string.ast, collector).value + [sql.freeze, binds || []] else - arel.dup.freeze + [arel_or_sql_string.dup.freeze, binds] end end # This is used in the StatementCache object. It returns an object that # can be used to query the database repeatedly. def cacheable_query(klass, arel) # :nodoc: - collected = visitor.accept(arel.ast, collector) if prepared_statements - klass.query(collected.value) + sql, binds = visitor.accept(arel.ast, collector).value + query = klass.query(sql) else - klass.partial_query(collected.value) + query = klass.partial_query(arel.ast) + binds = [] end + [query, binds] end # Returns an ActiveRecord::Result instance. def select_all(arel, name = nil, binds = [], preparable: nil) - arel, binds = binds_from_relation arel, binds - sql = to_sql(arel, binds) + arel = arel_from_relation(arel) + sql, binds = to_sql(arel, binds) if !prepared_statements || (arel.is_a?(String) && preparable.nil?) preparable = false else @@ -131,20 +137,23 @@ module ActiveRecord # # If the next id was calculated in advance (as in Oracle), it should be # passed in as +id_value+. - def insert(arel, name = nil, pk = nil, id_value = nil, sequence_name = nil, binds = []) - value = exec_insert(to_sql(arel, binds), name, binds, pk, sequence_name) + def insert(arel, name = nil, pk = nil, id_value = nil, sequence_name = nil) + sql, binds = to_sql(arel) + value = exec_insert(sql, name, binds, pk, sequence_name) id_value || last_inserted_id(value) end alias create insert # Executes the update statement and returns the number of rows affected. - def update(arel, name = nil, binds = []) - exec_update(to_sql(arel, binds), name, binds) + def update(arel, name = nil) + sql, binds = to_sql(arel) + exec_update(sql, name, binds) end # Executes the delete statement and returns the number of rows affected. - def delete(arel, name = nil, binds = []) - exec_delete(to_sql(arel, binds), name, binds) + def delete(arel, name = nil) + sql, binds = to_sql(arel) + exec_delete(sql, name, binds) end # Returns +true+ when the connection adapter supports prepared statement @@ -430,11 +439,12 @@ module ActiveRecord row && row.first end - def binds_from_relation(relation, binds) - if relation.is_a?(Relation) && binds.empty? - relation, binds = relation.arel, relation.bound_attributes + def arel_from_relation(relation) + if relation.is_a?(Relation) + relation.arel + else + relation end - [relation, binds] end # Fixture value is quoted by Arel, however scalar values diff --git a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb index 077e8beba9..ecf5201d12 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb @@ -92,8 +92,8 @@ module ActiveRecord def select_all(arel, name = nil, binds = [], preparable: nil) if @query_cache_enabled && !locked?(arel) - arel, binds = binds_from_relation arel, binds - sql = to_sql(arel, binds) + arel = arel_from_relation(arel) + sql, binds = to_sql(arel, binds) cache_sql(sql, name, binds) { super(sql, name, binds, preparable: preparable) } else super diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index b637518fc8..7b83bc319c 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -24,6 +24,10 @@ module ActiveRecord return value.quoted_id end + if value.respond_to?(:value_for_database) + value = value.value_for_database + end + _quote(value) end |