diff options
Diffstat (limited to 'src/plugins/sqldrivers/mysql/qsql_mysql.cpp')
| -rw-r--r-- | src/plugins/sqldrivers/mysql/qsql_mysql.cpp | 297 |
1 files changed, 215 insertions, 82 deletions
diff --git a/src/plugins/sqldrivers/mysql/qsql_mysql.cpp b/src/plugins/sqldrivers/mysql/qsql_mysql.cpp index 717692b772..71b406c1a2 100644 --- a/src/plugins/sqldrivers/mysql/qsql_mysql.cpp +++ b/src/plugins/sqldrivers/mysql/qsql_mysql.cpp @@ -10,12 +10,14 @@ #include <qdebug.h> #include <qfile.h> #include <qlist.h> +#include <qloggingcategory.h> #include <qsqlerror.h> #include <qsqlfield.h> #include <qsqlindex.h> #include <qsqlquery.h> #include <qsqlrecord.h> #include <qstringlist.h> +#include <qtimezone.h> #include <QtSql/private/qsqldriver_p.h> #include <QtSql/private/qsqlresult_p.h> @@ -29,12 +31,30 @@ Q_DECLARE_METATYPE(MYSQL_RES*) Q_DECLARE_METATYPE(MYSQL*) Q_DECLARE_METATYPE(MYSQL_STMT*) +// MYSQL_TYPE_JSON was introduced with MySQL 5.7.9 +#if defined(MYSQL_VERSION_ID) && MYSQL_VERSION_ID < 50709 +#define MYSQL_TYPE_JSON 245 +#endif + // MySQL above version 8 removed my_bool typedef while MariaDB kept it, // by redefining it we can regain source compatibility. using my_bool = decltype(mysql_stmt_bind_result(nullptr, nullptr)); +// this is a copy of the old MYSQL_TIME before an additional integer was added in +// 8.0.27.0. This kills the sanity check during retrieving this struct from mysql +// when another libmysql version is used during runtime than during compile time +struct QT_MYSQL_TIME +{ + unsigned int year, month, day, hour, minute, second; + unsigned long second_part; /**< microseconds */ + my_bool neg; + enum enum_mysql_timestamp_type time_type; +}; + QT_BEGIN_NAMESPACE +Q_STATIC_LOGGING_CATEGORY(lcMysql, "qt.sql.mysql") + using namespace Qt::StringLiterals; class QMYSQLDriverPrivate : public QSqlDriverPrivate @@ -45,6 +65,7 @@ public: QMYSQLDriverPrivate() : QSqlDriverPrivate(QSqlDriver::MySqlServer) {} MYSQL *mysql = nullptr; + QString dbName; bool preparedQuerysEnabled = false; }; @@ -80,9 +101,15 @@ static inline QVariant qDateTimeFromString(QString &val) #else if (val.isEmpty()) return QVariant(QDateTime()); + + // TIMESTAMPS have either the format "yyyyMMddhhmmss" or "yyyy-MM-dd + // hh:mm:ss". QDateTime::fromString() can convert the latter, but not the + // former, so adapt it if necessary. if (val.size() == 14) - // TIMESTAMPS have the format yyyyMMddhhmmss val.insert(4, u'-').insert(7, u'-').insert(10, u'T').insert(13, u':').insert(16, u':'); + + if (!val.endsWith(u'Z')) + val.append(u'Z'); // make UTC return QVariant(QDateTime::fromString(val, Qt::ISODate)); #endif } @@ -101,6 +128,18 @@ static inline bool checkPreparedQueries(MYSQL *mysql) return mysql_stmt_param_count(stmt.get()) == 2; } +// used with prepared queries and bound arguments +static inline void setUtcTimeZone(MYSQL *mysql) +{ + std::unique_ptr<MYSQL_STMT, decltype(&mysql_stmt_close)> stmt(mysql_stmt_init(mysql), &mysql_stmt_close); + if (!stmt) + return; + + static const char query[] = "SET time_zone = '+00:00'"; + if (mysql_stmt_prepare(stmt.get(), query, sizeof(query) - 1)) + mysql_stmt_execute(stmt.get()); +} + class QMYSQLResultPrivate; class QMYSQLResult : public QSqlResult @@ -198,6 +237,7 @@ static QMetaType qDecodeMYSQLType(enum_field_types mysqltype, uint flags) case MYSQL_TYPE_YEAR: type = QMetaType::Int; break; + case MYSQL_TYPE_BIT: case MYSQL_TYPE_LONGLONG: type = (flags & UNSIGNED_FLAG) ? QMetaType::ULongLong : QMetaType::LongLong; break; @@ -248,7 +288,6 @@ static QSqlField qToField(MYSQL_FIELD *field) f.setRequired(IS_NOT_NULL(field->flags)); f.setLength(field->length); f.setPrecision(field->decimals); - f.setSqlType(field->type); f.setAutoValue(field->flags & AUTO_INCREMENT_FLAG); return f; } @@ -286,6 +325,11 @@ static bool qIsInteger(int t) || t == QMetaType::LongLong || t == QMetaType::ULongLong; } +static inline bool qIsBitfield(enum_field_types type) +{ + return type == MYSQL_TYPE_BIT; +} + void QMYSQLResultPrivate::bindBlobs() { for (int i = 0; i < fields.size(); ++i) { @@ -330,7 +374,7 @@ bool QMYSQLResultPrivate::bindInValues() bind->buffer_length = f.bufLength = 0; hasBlobs = true; } else if (qIsTimeOrDate(fieldInfo->type)) { - bind->buffer_length = f.bufLength = sizeof(MYSQL_TIME); + bind->buffer_length = f.bufLength = sizeof(QT_MYSQL_TIME); } else if (qIsInteger(f.type.id())) { bind->buffer_length = f.bufLength = 8; } else { @@ -384,7 +428,7 @@ void QMYSQLResult::cleanup() if (d->stmt) { if (mysql_stmt_close(d->stmt)) - qWarning("QMYSQLResult::cleanup: unable to free statement handle"); + qCWarning(lcMysql, "QMYSQLResult::cleanup: unable to free statement handle"); d->stmt = 0; } @@ -502,11 +546,25 @@ bool QMYSQLResult::fetchFirst() return fetch(0); } +static inline uint64_t +qDecodeBitfield(const QMYSQLResultPrivate::QMyField &f, const char *outField) +{ + // byte-aligned length + const auto numBytes = (f.myField->length + 7) / 8; + uint64_t val = 0; + for (unsigned long i = 0; i < numBytes && outField; ++i) { + uint64_t tmp = static_cast<uint8_t>(outField[i]); + val <<= 8; + val |= tmp; + } + return val; +} + QVariant QMYSQLResult::data(int field) { Q_D(QMYSQLResult); if (!isSelect() || field >= d->fields.size()) { - qWarning("QMYSQLResult::data: column %d out of range", field); + qCWarning(lcMysql, "QMYSQLResult::data: column %d out of range", field); return QVariant(); } @@ -519,8 +577,9 @@ QVariant QMYSQLResult::data(int field) if (d->preparedQuery) { if (f.nullIndicator) return QVariant(f.type); - - if (qIsInteger(f.type.id())) { + if (qIsBitfield(f.myField->type)) { + return QVariant::fromValue(qDecodeBitfield(f, f.outField)); + } else if (qIsInteger(f.type.id())) { QVariant variant(f.type, f.outField); // we never want to return char variants here, see QTBUG-53397 if (f.type.id() == QMetaType::UChar) @@ -528,8 +587,8 @@ QVariant QMYSQLResult::data(int field) else if (f.type.id() == QMetaType::Char) return variant.toInt(); return variant; - } else if (qIsTimeOrDate(f.myField->type) && f.bufLength == sizeof(MYSQL_TIME)) { - auto t = reinterpret_cast<const MYSQL_TIME *>(f.outField); + } else if (qIsTimeOrDate(f.myField->type) && f.bufLength >= sizeof(QT_MYSQL_TIME)) { + auto t = reinterpret_cast<const QT_MYSQL_TIME *>(f.outField); QDate date; QTime time; if (f.type.id() != QMetaType::QTime) @@ -537,7 +596,7 @@ QVariant QMYSQLResult::data(int field) if (f.type.id() != QMetaType::QDate) time = QTime(t->hour, t->minute, t->second, t->second_part / 1000); if (f.type.id() == QMetaType::QDateTime) - return QDateTime(date, time); + return QDateTime(date, time, QTimeZone::UTC); else if (f.type.id() == QMetaType::QDate) return date; else @@ -552,6 +611,9 @@ QVariant QMYSQLResult::data(int field) return QVariant(f.type); } + if (qIsBitfield(f.myField->type)) + return QVariant::fromValue(qDecodeBitfield(f, d->row[field])); + fieldLength = mysql_fetch_lengths(d->result)[field]; if (f.type.id() != QMetaType::QByteArray) @@ -660,6 +722,7 @@ bool QMYSQLResult::reset (const QString& query) for(int i = 0; i < numFields; i++) { MYSQL_FIELD* field = mysql_fetch_field_direct(d->result, i); d->fields[i].type = qDecodeMYSQLType(field->type, field->flags); + d->fields[i].myField = field; } setAt(QSql::BeforeFirstRow); } @@ -777,6 +840,7 @@ bool QMYSQLResult::nextResult() for (unsigned int i = 0; i < numFields; i++) { MYSQL_FIELD *field = mysql_fetch_field_direct(d->result, i); d->fields[i].type = qDecodeMYSQLType(field->type, field->flags); + d->fields[i].myField = field; } } @@ -789,29 +853,6 @@ void QMYSQLResult::virtual_hook(int id, void *data) QSqlResult::virtual_hook(id, data); } -static MYSQL_TIME *toMySqlDate(QDate date, QTime time, int type) -{ - Q_ASSERT(type == QMetaType::QTime || type == QMetaType::QDate - || type == QMetaType::QDateTime); - - MYSQL_TIME *myTime = new MYSQL_TIME; - memset(myTime, 0, sizeof(MYSQL_TIME)); - - if (type == QMetaType::QTime || type == QMetaType::QDateTime) { - myTime->hour = time.hour(); - myTime->minute = time.minute(); - myTime->second = time.second(); - myTime->second_part = time.msec() * 1000; - } - if (type == QMetaType::QDate || type == QMetaType::QDateTime) { - myTime->year = date.year(); - myTime->month = date.month(); - myTime->day = date.day(); - } - - return myTime; -} - bool QMYSQLResult::prepare(const QString& query) { Q_D(QMYSQLResult); @@ -844,9 +885,9 @@ bool QMYSQLResult::prepare(const QString& query) return false; } - if (mysql_stmt_param_count(d->stmt) > 0) {// allocate memory for outvalues - d->outBinds = new MYSQL_BIND[mysql_stmt_param_count(d->stmt)]; - } + const auto paramCount = mysql_stmt_param_count(d->stmt); + if (paramCount > 0) // allocate memory for outvalues + d->outBinds = new MYSQL_BIND[paramCount](); setSelect(d->bindInValues()); d->preparedQuery = true; @@ -864,7 +905,7 @@ bool QMYSQLResult::exec() return false; int r = 0; - QList<MYSQL_TIME *> timeVector; + QList<QT_MYSQL_TIME *> timeVector; QList<QByteArray> stringVector; QList<my_bool> nullVector; @@ -877,9 +918,8 @@ bool QMYSQLResult::exec() return false; } - if (mysql_stmt_param_count(d->stmt) > 0 && - mysql_stmt_param_count(d->stmt) == (uint)values.size()) { - + const unsigned long paramCount = mysql_stmt_param_count(d->stmt); + if (paramCount > 0 && paramCount == static_cast<size_t>(values.size())) { nullVector.resize(values.size()); for (qsizetype i = 0; i < values.size(); ++i) { const QVariant &val = boundValues().at(i); @@ -902,27 +942,41 @@ bool QMYSQLResult::exec() case QMetaType::QTime: case QMetaType::QDate: case QMetaType::QDateTime: { - MYSQL_TIME *myTime = toMySqlDate(val.toDate(), val.toTime(), val.userType()); + auto myTime = new QT_MYSQL_TIME{}; timeVector.append(myTime); - currBind->buffer = myTime; - switch (val.userType()) { - case QMetaType::QTime: + + QDate date; + QTime time; + int type = val.userType(); + if (type == QMetaType::QTime) { + time = val.toTime(); currBind->buffer_type = MYSQL_TYPE_TIME; myTime->time_type = MYSQL_TIMESTAMP_TIME; - break; - case QMetaType::QDate: + } else if (type == QMetaType::QDate) { + date = val.toDate(); currBind->buffer_type = MYSQL_TYPE_DATE; myTime->time_type = MYSQL_TIMESTAMP_DATE; - break; - case QMetaType::QDateTime: + } else { + QDateTime dt = val.toDateTime().toUTC(); + date = dt.date(); + time = dt.time(); currBind->buffer_type = MYSQL_TYPE_DATETIME; myTime->time_type = MYSQL_TIMESTAMP_DATETIME; - break; - default: - break; } - currBind->buffer_length = sizeof(MYSQL_TIME); + + if (type == QMetaType::QTime || type == QMetaType::QDateTime) { + myTime->hour = time.hour(); + myTime->minute = time.minute(); + myTime->second = time.second(); + myTime->second_part = time.msec() * 1000; + } + if (type == QMetaType::QDate || type == QMetaType::QDateTime) { + myTime->year = date.year(); + myTime->month = date.month(); + myTime->day = date.day(); + } + currBind->buffer_length = sizeof(QT_MYSQL_TIME); currBind->length = 0; break; } case QMetaType::UInt: @@ -961,7 +1015,11 @@ bool QMYSQLResult::exec() } } +#if defined(MARIADB_VERSION_ID) || MYSQL_VERSION_ID < 80300 r = mysql_stmt_bind_param(d->stmt, d->outBinds); +#else + r = mysql_stmt_bind_named_param(d->stmt, d->outBinds, paramCount, nullptr); +#endif if (r != 0) { setLastError(qMakeStmtError(QCoreApplication::translate("QMYSQLResult", "Unable to bind value"), QSqlError::StatementError, d->stmt)); @@ -1032,7 +1090,7 @@ static void qLibraryInit() return; if (mysql_library_init(0, 0, 0)) { - qWarning("QMYSQLDriver::qServerInit: unable to start server."); + qCWarning(lcMysql, "QMYSQLDriver::qServerInit: unable to start server."); } #endif // Q_NO_MYSQL_EMBEDDED @@ -1139,9 +1197,11 @@ static void setOptionFlag(uint &optionFlags, QStringView opt) else if (opt == "CLIENT_ODBC"_L1) optionFlags |= CLIENT_ODBC; else if (opt == "CLIENT_SSL"_L1) - qWarning("QMYSQLDriver: MYSQL_OPT_SSL_KEY, MYSQL_OPT_SSL_CERT and MYSQL_OPT_SSL_CA should be used instead of CLIENT_SSL."); + qCWarning(lcMysql, "QMYSQLDriver: MYSQL_OPT_SSL_KEY, MYSQL_OPT_SSL_CERT " + "and MYSQL_OPT_SSL_CA should be used instead of CLIENT_SSL."); else - qWarning("QMYSQLDriver::open: Unknown connect option '%s'", opt.toLocal8Bit().constData()); + qCWarning(lcMysql, "QMYSQLDriver::open: Unknown connect option '%ls'", + qUtf16Printable(QString(opt))); } static bool setOptionString(MYSQL *mysql, mysql_option option, QStringView v) @@ -1162,6 +1222,47 @@ static bool setOptionBool(MYSQL *mysql, mysql_option option, QStringView v) return mysql_options(mysql, option, &val) == 0; } +// MYSQL_OPT_SSL_MODE was introduced with MySQL 5.7.11 +#if defined(MYSQL_VERSION_ID) && MYSQL_VERSION_ID >= 50711 && !defined(MARIADB_VERSION_ID) +static bool setOptionSslMode(MYSQL *mysql, mysql_option option, QStringView v) +{ + mysql_ssl_mode sslMode = SSL_MODE_DISABLED; + if (v == "DISABLED"_L1 || v == "SSL_MODE_DISABLED"_L1) + sslMode = SSL_MODE_DISABLED; + else if (v == "PREFERRED"_L1 || v == "SSL_MODE_PREFERRED"_L1) + sslMode = SSL_MODE_PREFERRED; + else if (v == "REQUIRED"_L1 || v == "SSL_MODE_REQUIRED"_L1) + sslMode = SSL_MODE_REQUIRED; + else if (v == "VERIFY_CA"_L1 || v == "SSL_MODE_VERIFY_CA"_L1) + sslMode = SSL_MODE_VERIFY_CA; + else if (v == "VERIFY_IDENTITY"_L1 || v == "SSL_MODE_VERIFY_IDENTITY"_L1) + sslMode = SSL_MODE_VERIFY_IDENTITY; + else + qCWarning(lcMysql, "Unknown ssl mode '%ls' - using SSL_MODE_DISABLED", + qUtf16Printable(QString(v))); + return mysql_options(mysql, option, &sslMode) == 0; +} +#endif + +static bool setOptionProtocol(MYSQL *mysql, mysql_option option, QStringView v) +{ + mysql_protocol_type proto = MYSQL_PROTOCOL_DEFAULT; + if (v == "TCP"_L1 || v == "MYSQL_PROTOCOL_TCP"_L1) + proto = MYSQL_PROTOCOL_TCP; + else if (v == "SOCKET"_L1 || v == "MYSQL_PROTOCOL_SOCKET"_L1) + proto = MYSQL_PROTOCOL_SOCKET; + else if (v == "PIPE"_L1 || v == "MYSQL_PROTOCOL_PIPE"_L1) + proto = MYSQL_PROTOCOL_PIPE; + else if (v == "MEMORY"_L1 || v == "MYSQL_PROTOCOL_MEMORY"_L1) + proto = MYSQL_PROTOCOL_MEMORY; + else if (v == "DEFAULT"_L1 || v == "MYSQL_PROTOCOL_DEFAULT"_L1) + proto = MYSQL_PROTOCOL_DEFAULT; + else + qCWarning(lcMysql, "Unknown protocol '%ls' - using MYSQL_PROTOCOL_DEFAULT", + qUtf16Printable(QString(v))); + return mysql_options(mysql, option, &proto) == 0; +} + bool QMYSQLDriver::open(const QString &db, const QString &user, const QString &password, @@ -1199,18 +1300,27 @@ bool QMYSQLDriver::open(const QString &db, {"MYSQL_OPT_SSL_CIPHER"_L1, MYSQL_OPT_SSL_CIPHER, setOptionString}, {"MYSQL_OPT_SSL_CRL"_L1, MYSQL_OPT_SSL_CRL, setOptionString}, {"MYSQL_OPT_SSL_CRLPATH"_L1, MYSQL_OPT_SSL_CRLPATH, setOptionString}, +#if defined(MYSQL_VERSION_ID) && MYSQL_VERSION_ID >= 50710 + {"MYSQL_OPT_TLS_VERSION"_L1, MYSQL_OPT_TLS_VERSION, setOptionString}, +#endif +#if defined(MYSQL_VERSION_ID) && MYSQL_VERSION_ID >= 50711 && !defined(MARIADB_VERSION_ID) + {"MYSQL_OPT_SSL_MODE"_L1, MYSQL_OPT_SSL_MODE, setOptionSslMode}, +#endif {"MYSQL_OPT_CONNECT_TIMEOUT"_L1, MYSQL_OPT_CONNECT_TIMEOUT, setOptionInt}, {"MYSQL_OPT_READ_TIMEOUT"_L1, MYSQL_OPT_READ_TIMEOUT, setOptionInt}, {"MYSQL_OPT_WRITE_TIMEOUT"_L1, MYSQL_OPT_WRITE_TIMEOUT, setOptionInt}, {"MYSQL_OPT_RECONNECT"_L1, MYSQL_OPT_RECONNECT, setOptionBool}, {"MYSQL_OPT_LOCAL_INFILE"_L1, MYSQL_OPT_LOCAL_INFILE, setOptionInt}, + {"MYSQL_OPT_PROTOCOL"_L1, MYSQL_OPT_PROTOCOL, setOptionProtocol}, + {"MYSQL_SHARED_MEMORY_BASE_NAME"_L1, MYSQL_SHARED_MEMORY_BASE_NAME, setOptionString}, }; auto trySetOption = [&](const QStringView &key, const QStringView &value) -> bool { for (const mysqloptions &opt : options) { if (key == opt.key) { if (!opt.func(d->mysql, opt.option, value)) { - qWarning("QMYSQLDriver::open: Could not set connect option value '%s' to '%s'", - key.toLocal8Bit().constData(), value.toLocal8Bit().constData()); + qCWarning(lcMysql, "QMYSQLDriver::open: Could not set connect option value " + "'%ls' to '%ls'", + qUtf16Printable(QString(key)), qUtf16Printable(QString(value))); } return true; } @@ -1241,8 +1351,8 @@ bool QMYSQLDriver::open(const QString &db, else if (val == "TRUE"_L1 || val == "1"_L1) setOptionFlag(optionFlags, key); else - qWarning("QMYSQLDriver::open: Illegal connect option value '%s'", - sv.toLocal8Bit().constData()); + qCWarning(lcMysql, "QMYSQLDriver::open: Illegal connect option value '%ls'", + qUtf16Printable(QString(sv))); } else { setOptionFlag(optionFlags, sv); } @@ -1294,9 +1404,10 @@ bool QMYSQLDriver::open(const QString &db, } } if (!ok) - qWarning("MySQL: Unable to set the client character set to utf8 (\"%s\"). Using '%s' instead.", - mysql_error(d->mysql), - mysql_character_set_name(d->mysql)); + qCWarning(lcMysql, "MySQL: Unable to set the client character set to utf8 (\"%s\"). " + "Using '%s' instead.", + mysql_error(d->mysql), + mysql_character_set_name(d->mysql)); } if (!db.isEmpty() && mysql_select_db(d->mysql, db.toUtf8().constData())) { @@ -1307,6 +1418,10 @@ bool QMYSQLDriver::open(const QString &db, } d->preparedQuerysEnabled = checkPreparedQueries(d->mysql); + d->dbName = db; + + if (d->preparedQuerysEnabled) + setUtcTimeZone(d->mysql); #if QT_CONFIG(thread) mysql_thread_init(); @@ -1326,6 +1441,7 @@ void QMYSQLDriver::close() #endif mysql_close(d->mysql); d->mysql = nullptr; + d->dbName.clear(); setOpen(false); setOpenError(false); } @@ -1342,14 +1458,14 @@ QStringList QMYSQLDriver::tables(QSql::TableType type) const QStringList tl; QSqlQuery q(createResult()); if (type & QSql::Tables) { - QString sql = "select table_name from information_schema.tables where table_schema = '"_L1 + QLatin1StringView(d->mysql->db) + "' and table_type = 'BASE TABLE'"_L1; + QString sql = "select table_name from information_schema.tables where table_schema = '"_L1 + d->dbName + "' and table_type = 'BASE TABLE'"_L1; q.exec(sql); while (q.next()) tl.append(q.value(0).toString()); } if (type & QSql::Views) { - QString sql = "select table_name from information_schema.tables where table_schema = '"_L1 + QLatin1StringView(d->mysql->db) + "' and table_type = 'VIEW'"_L1; + QString sql = "select table_name from information_schema.tables where table_schema = '"_L1 + d->dbName + "' and table_type = 'VIEW'"_L1; q.exec(sql); while (q.next()) @@ -1382,20 +1498,38 @@ QSqlIndex QMYSQLDriver::primaryIndex(const QString &tablename) const QSqlRecord QMYSQLDriver::record(const QString &tablename) const { Q_D(const QMYSQLDriver); - const QString table = stripDelimiters(tablename, QSqlDriver::TableName); - - QSqlRecord info; if (!isOpen()) - return info; - MYSQL_RES *r = mysql_list_fields(d->mysql, table.toUtf8().constData(), nullptr); - if (!r) - return info; - - MYSQL_FIELD *field; - while ((field = mysql_fetch_field(r))) - info.append(qToField(field)); - mysql_free_result(r); - return info; + return {}; + QSqlQuery i(createResult()); + QString stmt("SELECT * FROM %1 LIMIT 0"_L1); + i.exec(stmt.arg(escapeIdentifier(tablename, QSqlDriver::TableName))); + auto r = i.record(); + if (r.isEmpty()) + return r; + // no binding of WHERE possible with MySQL + // escaping on WHERE clause does not work, so use mysql_real_escape_string() + stmt = "SELECT column_name, column_default FROM information_schema.columns WHERE table_name = '%1'"_L1; + const auto baTableName = tablename.toUtf8(); + QVarLengthArray<char> tableNameQuoted(baTableName.size() * 2 + 1); +#if defined(MARIADB_VERSION_ID) + const auto len = mysql_real_escape_string(d->mysql, tableNameQuoted.data(), + baTableName.data(), baTableName.size()); +#else + const auto len = mysql_real_escape_string_quote(d->mysql, tableNameQuoted.data(), + baTableName.data(), baTableName.size(), '\''); +#endif + if (i.exec(stmt.arg(QString::fromUtf8(tableNameQuoted.data(), len)))) { + while (i.next()) { + const auto colName = i.value(0).toString(); + const auto recordIdx = r.indexOf(colName); + if (recordIdx >= 0) { + auto field = r.field(recordIdx); + field.setDefaultValue(i.value(1)); + r.replace(recordIdx, field); + } + } + } + return r; } QVariant QMYSQLDriver::handle() const @@ -1408,7 +1542,7 @@ bool QMYSQLDriver::beginTransaction() { Q_D(QMYSQLDriver); if (!isOpen()) { - qWarning("QMYSQLDriver::beginTransaction: Database not open"); + qCWarning(lcMysql, "QMYSQLDriver::beginTransaction: Database not open"); return false; } if (mysql_query(d->mysql, "BEGIN WORK")) { @@ -1423,7 +1557,7 @@ bool QMYSQLDriver::commitTransaction() { Q_D(QMYSQLDriver); if (!isOpen()) { - qWarning("QMYSQLDriver::commitTransaction: Database not open"); + qCWarning(lcMysql, "QMYSQLDriver::commitTransaction: Database not open"); return false; } if (mysql_query(d->mysql, "COMMIT")) { @@ -1438,7 +1572,7 @@ bool QMYSQLDriver::rollbackTransaction() { Q_D(QMYSQLDriver); if (!isOpen()) { - qWarning("QMYSQLDriver::rollbackTransaction: Database not open"); + qCWarning(lcMysql, "QMYSQLDriver::rollbackTransaction: Database not open"); return false; } if (mysql_query(d->mysql, "ROLLBACK")) { @@ -1475,7 +1609,7 @@ QString QMYSQLDriver::formatValue(const QSqlField &field, bool trimStrings) cons r = u'\'' + QString::fromUtf8(buffer.data(), escapedSize) + u'\''; break; } else { - qWarning("QMYSQLDriver::formatValue: Database not open"); + qCWarning(lcMysql, "QMYSQLDriver::formatValue: Database not open"); } Q_FALLTHROUGH(); case QMetaType::QDateTime: @@ -1484,7 +1618,6 @@ QString QMYSQLDriver::formatValue(const QSqlField &field, bool trimStrings) cons // "+00:00" starting in version 8.0.19. However, if we got here, // it's because the MySQL server is too old for prepared queries // in the first place, so it won't understand timezones either. - // Besides, MYSQL_TIME does not support timezones, so match it. r = u'\'' + dt.date().toString(Qt::ISODate) + u'T' + |