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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef __com_sun_star_sdbc_Statement_idl__
#define __com_sun_star_sdbc_Statement_idl__
#include <com/sun/star/lang/XComponent.idl>
#include <com/sun/star/beans/XPropertySet.idl>
#include <com/sun/star/util/XCancellable.idl>
module com { module sun { module star { module sdbc {
published interface XWarningsSupplier;
published interface XStatement;
published interface XBatchExecution;
published interface XMultipleResults;
published interface XCloseable;
/** is used for executing a static SQL statement and obtaining the results
produced by it.
<p>
Only one ResultSet per Statement can be open at any point in
time. Therefore, if the reading of one ResultSet is interleaved
with the reading of another, each must have been generated by
different Statements. All statement <code>execute</code> methods implicitly
close a statement's current ResultSet if an open one exists.
</p>
*/
published service Statement
{
/** optional for implementation, controls the releasing of resources
and the notification of registered listeners.
*/
[optional] interface com::sun::star::lang::XComponent;
/** freeing all resources of a statement. A related result set will be
freed as well.
*/
interface XCloseable;
// gives access to the properties.
interface com::sun::star::beans::XPropertySet;
/** could be used for canceling the execution of SQL statements if both
the DBMS and the driver support aborting an SQL statement.
The implementation is optional.
*/
[optional] interface com::sun::star::util::XCancellable;
/** is the interface for executing SQL commands.
*/
interface XStatement;
/** provides the ability of batch execution. This interface is optional
for execution.
<p>
A driver implementing batch execution must return
`TRUE`
for
com::sun::star::sdbc:: XDatabaseMetaData::supportsBatchUpdates()
</p>
*/
[optional] interface XBatchExecution;
/** controls the chaining of warnings, which may occur on every call
to the connected database. Chained warnings from previous calls will be
cleared before processing a new call.
*/
interface XWarningsSupplier;
/** covers the handling of multiple results after executing an SQL command.
The implementation is optional.
*/
[optional] interface XMultipleResults;
/** retrieves the number of seconds the driver will wait for a Statement
to execute. If the limit is exceeded, a SQLException is thrown.
There is no limitation, if set to zero.
*/
[property] long QueryTimeOut;
/** returns the maximum number of bytes allowed for any column value.
<p>
This limit is the maximum number of bytes that can be returned
for any column value. The limit applies only to
com::sun::star::sdbc::DataType::BINARY
,
com::sun::star::sdbc::DataType::VARBINARY
,
com::sun::star::sdbc::DataType::LONGVARBINARY
,
com::sun::star::sdbc::DataType::CHAR
,
com::sun::star::sdbc::DataType::VARCHAR
,
and
com::sun::star::sdbc::DataType::LONGVARCHAR
columns.
If the limit is exceeded, the excess data is silently discarded.
<br/>
There is no limitation, if set to zero.
</p>
*/
[property] long MaxFieldSize;
/** retrieves the maximum number of rows that a ResultSet can contain.
If the limit is exceeded, the excess rows are silently dropped.
<br/>
There is no limitation, if set to zero.
*/
[property] long MaxRows;
/** defines the SQL cursor name that will be used by subsequent Statement
<code>execute</code>
methods.
<p>
This name can then be used in SQL positioned update/delete statements to
identify the current row in the ResultSet generated by this statement. If
the database does not support positioned update/delete, this property is
a noop. To ensure that a cursor has the proper isolation level to support
updates, the cursor's SELECT statement should be of the form
"select for update ...". If the "for update" phrase is omitted,
positioned updates may fail.
</p>
<p>
<b>
Note:
</b>
By definition, positioned update/delete
execution must be done by a different Statement than the one
which generated the ResultSet being used for positioning. Also,
cursor names must be unique within a connection.
</p>
*/
[property] string CursorName;
/** retrieves the result set concurrency.
@see com::sun::star::sdbc::ResultSetConcurrency
*/
[property] long ResultSetConcurrency;
/** determine the result set type.
@see com::sun::star::sdbc::ResultSetType
*/
[property] long ResultSetType;
/** retrieves the direction for fetching rows from database tables
that is the default for result sets generated from this
<code>Statement</code>
object.
<br/>
If this
<code>Statement</code>
object has not set a fetch direction,
the return value is implementation-specific.
*/
[property] long FetchDirection;
/** retrieves the number of result set rows that is the default fetch size
for result sets generated from this
<code>Statement</code>
object.
<br/>
If this
<code>Statement</code>
object has not set a fetch size,
the return value is implementation-specific.
*/
[property] long FetchSize;
/** returns if escape processing is on or off.
If escape scanning is on (the default), the driver will do
escape substitution before sending the SQL to the database.
*/
[property] boolean EscapeProcessing;
};
}; }; }; };
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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