1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
/************************************************************************
* This file has been generated automatically from *
* *
* src/core/providers/qgsprovidersqlquerybuilder.h *
* *
* Do not edit manually ! Edit header and run scripts/sipify.py again *
************************************************************************/
class QgsProviderSqlQueryBuilder
{
%Docstring(signature="appended")
Provides an interface for provider-specific creation of SQL queries.
The :py:class:`QgsProviderSqlQueryBuilder` provides an interface for
creation of SQL queries, which can be overridden for backend provider
specific SQL syntax.
.. versionadded:: 3.28
%End
%TypeHeaderCode
#include "qgsprovidersqlquerybuilder.h"
%End
public:
virtual ~QgsProviderSqlQueryBuilder();
virtual QString createLimitQueryForTable( const QString &schema, const QString &name, int limit = 10 ) const;
%Docstring
Returns a result size limited SQL query string generated for the given
``schema`` and table ``name``, retrieving all columns for the first
``limit`` rows.
The base class method returns the SQL query "SELECT * FROM table LIMIT
10". Subclasses may return database specific equivalents to this query.
%End
virtual QString quoteIdentifier( const QString &identifier ) const;
%Docstring
Returns a properly quoted version of a table/schema ``identifier``.
%End
};
/************************************************************************
* This file has been generated automatically from *
* *
* src/core/providers/qgsprovidersqlquerybuilder.h *
* *
* Do not edit manually ! Edit header and run scripts/sipify.py again *
************************************************************************/
|
