Module: Sequel::ADO::MSSQL::DatabaseMethods
- Extended by:
- Database::ResetIdentifierMangling
- Includes:
- MSSQL::DatabaseMethods
- Defined in:
- lib/sequel/adapters/ado/mssql.rb
Constant Summary collapse
- ROWS_AFFECTED =
Query to use to get the number of rows affected by an update or delete query.
"SELECT @@ROWCOUNT AS AffectedRows"
Constants included from MSSQL::DatabaseMethods
MSSQL::DatabaseMethods::AUTO_INCREMENT, MSSQL::DatabaseMethods::DECIMAL_TYPE_RE, MSSQL::DatabaseMethods::FOREIGN_KEY_ACTION_MAP, MSSQL::DatabaseMethods::MSSQL_DEFAULT_RE, MSSQL::DatabaseMethods::SERVER_VERSION_RE, MSSQL::DatabaseMethods::SERVER_VERSION_SQL, MSSQL::DatabaseMethods::SQL_BEGIN, MSSQL::DatabaseMethods::SQL_COMMIT, MSSQL::DatabaseMethods::SQL_ROLLBACK, MSSQL::DatabaseMethods::SQL_ROLLBACK_TO_SAVEPOINT, MSSQL::DatabaseMethods::SQL_SAVEPOINT
Instance Attribute Summary
Attributes included from MSSQL::DatabaseMethods
Instance Method Summary collapse
-
#execute_dui(sql, opts = OPTS) ⇒ Object
Issue a separate query to get the rows modified.
Methods included from Database::ResetIdentifierMangling
Methods included from MSSQL::DatabaseMethods
#call_mssql_sproc, #database_type, #foreign_key_list, #global_index_namespace?, #indexes, #server_version, #supports_partial_indexes?, #supports_savepoints?, #supports_transaction_isolation_levels?, #supports_transactional_ddl?, #tables, #views
Instance Method Details
#execute_dui(sql, opts = OPTS) ⇒ Object
Issue a separate query to get the rows modified. ADO appears to use pass by reference with an integer variable, which is obviously not supported directly in ruby, and I’m not aware of a workaround.
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# File 'lib/sequel/adapters/ado/mssql.rb', line 18 def execute_dui(sql, opts=OPTS) return super unless @opts[:provider] synchronize(opts[:server]) do |conn| begin log_yield(sql){conn.Execute(sql)} res = log_yield(ROWS_AFFECTED){conn.Execute(ROWS_AFFECTED)} res.getRows.transpose.each{|r| return r.shift} rescue ::WIN32OLERuntimeError => e raise_error(e) end end end |