Methods
Instance Public methods
exec_delete(sql, name, binds)
Link
Also aliased as: exec_update
# File activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb, line 46 def exec_delete(sql, name, binds) if without_prepared_statement?(binds) execute_and_free(sql, name) { @connection.affected_rows } else exec_stmt_and_free(sql, name, binds) { |stmt| stmt.affected_rows } end end
exec_query(sql, name = 'SQL', binds = [], prepare: false)
Link
# File activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb, line 34 def exec_query(sql, name = 'SQL', binds = [], prepare: false) if without_prepared_statement?(binds) execute_and_free(sql, name) do |result| ActiveRecord::Result.new(result.fields, result.to_a) if result end else exec_stmt_and_free(sql, name, binds, cache_stmt: prepare) do |_, result| ActiveRecord::Result.new(result.fields, result.to_a) if result end end end
execute(sql, name = nil)
Link
Executes the SQL statement in the context of this connection.
# File activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb, line 26 def execute(sql, name = nil) # make sure we carry over any changes to ActiveRecord::Base.default_timezone that have been # made since we established the connection @connection.query_options[:database_timezone] = ActiveRecord::Base.default_timezone super end
select_all(arel, name = nil, binds = [], preparable: nil)
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Returns an ActiveRecord::Result instance.
# File activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb, line 6 def select_all(arel, name = nil, binds = [], preparable: nil) result = if ExplainRegistry.collect? && prepared_statements unprepared_statement { super } else super end @connection.next_result while @connection.more_results? result end
select_rows(sql, name = nil, binds = [])
Link
Returns an array of arrays containing the field values. Order is the same
as that returned by columns
.
Instance Protected methods