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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /offapi/com/sun/star/sdb/XSingleSelectQueryAnalyzer.idl
parentInitial commit. (diff)
downloadlibreoffice-cb75148ebd0135178ff46f89a30139c44f8d2040.tar.xz
libreoffice-cb75148ebd0135178ff46f89a30139c44f8d2040.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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_sdb_XSingleSelectQueryAnalyzer_idl__
+#define __com_sun_star_sdb_XSingleSelectQueryAnalyzer_idl__
+
+#include <com/sun/star/beans/XPropertySet.idl>
+#include <com/sun/star/beans/PropertyValue.idl>
+#include <com/sun/star/sdbc/SQLException.idl>
+
+module com { module sun { module star { module container {
+published interface XIndexAccess;
+};};};};
+
+ module com { module sun { module star { module sdb {
+
+
+/** simplifies the analyzing of single select statements.
+
+ <p>
+ The interface can be used for analyzing single SELECT statements without knowing the
+ structure of the used query.
+ </p>
+ */
+interface XSingleSelectQueryAnalyzer : com::sun::star::uno::XInterface
+{
+
+ /** returns the query.
+ @returns
+ the query
+ */
+ string getQuery();
+
+ /** sets a new query for the composer, which may be expanded by filters, group by, having
+ and sort criteria.
+ @param command
+ the single select statement to set
+ @throws com::sun::star::sdbc::SQLException
+ if a database access error occurs
+ or the statement isn't a single select statement
+ or the statement isn't valid
+ or the statement can not be parsed.
+ */
+ void setQuery([in] string command )
+ raises (com::sun::star::sdbc::SQLException);
+ // FILTER
+
+ /** returns the used filter.
+ <p>
+ The filter criteria returned is part of the where condition of the
+ select command, but it does not contain the where token.
+ </p>
+ @returns
+ the filter
+ */
+ string getFilter();
+
+ /** returns the currently used filter.
+ <p>
+ The filter criteria is split into levels. Each level represents the
+ OR criteria. Within each level, the filters are provided as an AND criteria
+ with the name of the column and the filter condition. The filter condition
+ is of type string. The operator used, is defined by com::sun::star::sdb::SQLFilterOperator.
+ </p>
+ @returns
+ the structured filter
+ */
+ sequence< sequence<com::sun::star::beans::PropertyValue> >
+ getStructuredFilter();
+
+ // GROUP BY
+
+ /** returns the currently used GROUP BY.
+ <p>
+ The group criteria returned is part of the GROUP BY clause of the
+ select command, but it does not contain the GROUP BY keyword .
+ </p>
+ @returns
+ the group
+ */
+ string getGroup();
+
+ /** returns the currently used group.
+ <p>
+ The columns returned from the GROUP BY clause.
+ </p>
+ @returns
+ a collection of com::sun::star::sdb::GroupColumn which form the GROUP BY.
+ */
+ com::sun::star::container::XIndexAccess getGroupColumns();
+
+ // HAVING
+
+ /** returns the used HAVING filter.
+ <p>
+ The HAVING filter criteria returned is part of the HAVING condition of the
+ select command, but it does not contain the HAVING token.
+ </p>
+ @returns
+ the filter
+ */
+ string getHavingClause();
+
+ /** returns the currently used HAVING filter.
+ <p>
+ The HAVING filter criteria is split into levels. Each level represents the
+ OR criteria. Within each level, the filters are provided as an AND criteria
+ with the name of the column and the filter condition. The filter condition
+ is of type string. The operator used, is defined by com::sun::star::sdb::SQLFilterOperator.
+ </p>
+ @returns
+ the structured HAVING filter
+ */
+ sequence< sequence<com::sun::star::beans::PropertyValue> >
+ getStructuredHavingClause();
+
+ // ORDER BY
+ /** returns the currently used sort order.
+ <p>
+ The order criteria returned is part of the ORDER BY clause of the
+ select command, but it does not contain the ORDER BY keyword .
+ </p>
+ @returns
+ the order
+ */
+ string getOrder();
+
+ /** returns the currently used sort order.
+ <p>
+ The order criteria returned is part of the ORDER BY clause of the
+ select command, but it does not contain the ORDER BY keyword .
+ </p>
+ @returns
+ a collection of com::sun::star::sdb::OrderColumn which form the ORDER BY.
+ */
+ com::sun::star::container::XIndexAccess getOrderColumns();
+
+ /** returns the query previously set at the analyzer, with all application-level
+ features being substituted by their database-level counterparts.
+
+ <p>The XSingleSelectQueryAnalyzer is an application-level component,
+ which in some respect understands SQL features usually not present at the database
+ level. As a prominent example, you might pass a <code>SELECT</code> statement to the analyzer
+ which is based on another query.</p>
+
+ <p>While all other methods will handle those additional features transparently - e.g.
+ the query in the <code>FROM</code> part of a <code>SELECT</code> statement will be handled
+ as if it really is a table -, <code>getQueryWithSubstitution</code> gives you the SQL statement
+ where all those features have been stripped, and replaced with appropriate standard SQL.</p>
+
+ <p>For example, consider a database document which contains a client-side query named <code>All Orders</code>.
+ This query is not known to the underlying database, so an SQL statement like
+ <code>SELECT * from "All Orders"</code> would be rejected by the database. However, instantiating
+ a SingleSelectQueryAnalyzer at the Connection object, and passing it the above query,
+ you can then use <code>getQueryWithSubstitution</code> to retrieve a statement where <code>"All Orders"</code>
+ has been replaced with the <code>SELECT</code> statement which actually constitutes the <code>"All Orders"</code>
+ query.</p>
+
+ @throws com::sun::star::sdbc::SQLException
+ if the query represented cannot be completely substituted. A usual case for this is a recursion in
+ the sub queries: Consider a query named <code>foo</code>, which is defined as <code>SELECT * FROM "bar"</code>.
+ Now assume that <code>bar</code> is a query defined as <code>SELECT * FROM "foo"</code>. Passing either
+ of those statements to an analyzer, and calling getQueryWithSubstitution(), would result
+ in an exception being thrown, since it's impossible to substitute the sub queries with their
+ constituting statements.
+
+ @see Connection
+ @see XQueriesSupplier
+ @see DatabaseDocument
+
+ @since OOo 2.0.4
+ */
+ string getQueryWithSubstitution()
+ raises (com::sun::star::sdbc::SQLException);
+
+ /** sets a new query for the composer, which may be expanded by filters, group by, having
+ and sort criteria.
+ @param Command
+ is the command which should be executed, the type of command depends
+ on the CommandType.
+
+ <p>In case of a \p CommandType of com::sun::star::sdb::CommandType::COMMAND,
+ means in case the \p Command specifies an SQL statement, the inherited
+ com::sun::star::sdbc::RowSet::EscapeProcessing
+ becomes relevant:<br/>
+ It then can be to used to specify whether the SQL statement should be analyzed on the
+ client side before sending it to the database server.<br/>
+ The default value for com::sun::star::sdbc::RowSet::EscapeProcessing
+ is `TRUE`. By switching it to `FALSE`, you can pass backend-specific SQL statements,
+ which are not standard SQL, to your database.</p>
+
+ @see com::sun::star::sdb::CommandType
+ @see com::sun::star::sdbc::RowSet::EscapeProcessing
+ @param CommandType
+ is the type of the command.
+ @see com::sun::star::sdb::CommandType
+ @throws com::sun::star::sdbc::SQLException
+ if a database access error occurs
+ or the statement isn't a single select statement
+ or the statement isn't valid
+ or the statement can not be parsed.
+ */
+ void setCommand([in] string Command ,[in] long CommandType)
+ raises (com::sun::star::sdbc::SQLException);
+};
+
+
+}; }; }; };
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */