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39
40#ifndef QSQL_PSQL_H
41#define QSQL_PSQL_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtSql/qsqldriver.h>
55
56#ifdef QT_PLUGIN
57#define Q_EXPORT_SQLDRIVER_PSQL
58#else
59#define Q_EXPORT_SQLDRIVER_PSQL Q_SQL_EXPORT
60#endif
61
62typedef struct pg_conn PGconn;
63typedef struct pg_result PGresult;
64
65QT_BEGIN_NAMESPACE
66
67class QPSQLDriverPrivate;
68
69class Q_EXPORT_SQLDRIVER_PSQL QPSQLDriver : public QSqlDriver
70{
71 friend class QPSQLResultPrivate;
72 Q_DECLARE_PRIVATE(QPSQLDriver)
73 Q_OBJECT
74public:
75 enum Protocol {
76 VersionUnknown = -1,
77 Version6 = 6,
78 Version7 = 7,
79 Version7_1 = 8,
80 Version7_3 = 9,
81 Version7_4 = 10,
82 Version8 = 11,
83 Version8_1 = 12,
84 Version8_2 = 13,
85 Version8_3 = 14,
86 Version8_4 = 15,
87 Version9 = 16,
88 Version9_1 = 17,
89 Version9_2 = 18,
90 Version9_3 = 19,
91 Version9_4 = 20,
92 Version9_5 = 21,
93 Version9_6 = 22,
94 Version10 = 23,
95 Version11 = 24,
96 UnknownLaterVersion = 100000
97 };
98
99 explicit QPSQLDriver(QObject *parent = nullptr);
100 explicit QPSQLDriver(PGconn *conn, QObject *parent = nullptr);
101 ~QPSQLDriver();
102 bool hasFeature(DriverFeature f) const override;
103 bool open(const QString &db,
104 const QString &user,
105 const QString &password,
106 const QString &host,
107 int port,
108 const QString &connOpts) override;
109 bool isOpen() const override;
110 void close() override;
111 QSqlResult *createResult() const override;
112 QStringList tables(QSql::TableType) const override;
113 QSqlIndex primaryIndex(const QString &tablename) const override;
114 QSqlRecord record(const QString &tablename) const override;
115
116 Protocol protocol() const;
117 QVariant handle() const override;
118
119 QString escapeIdentifier(const QString &identifier, IdentifierType type) const override;
120 QString formatValue(const QSqlField &field, bool trimStrings) const override;
121
122 bool subscribeToNotification(const QString &name) override;
123 bool unsubscribeFromNotification(const QString &name) override;
124 QStringList subscribedToNotifications() const override;
125
126protected:
127 bool beginTransaction() override;
128 bool commitTransaction() override;
129 bool rollbackTransaction() override;
130
131private Q_SLOTS:
132 void _q_handleNotification(int);
133};
134
135QT_END_NAMESPACE
136
137#endif // QSQL_PSQL_H
138