diff options
Diffstat (limited to 'src/plugins/sqldrivers/psql/qsql_psql.cpp')
| -rw-r--r-- | src/plugins/sqldrivers/psql/qsql_psql.cpp | 63 |
1 files changed, 36 insertions, 27 deletions
diff --git a/src/plugins/sqldrivers/psql/qsql_psql.cpp b/src/plugins/sqldrivers/psql/qsql_psql.cpp index c1be91cb22..760685f64b 100644 --- a/src/plugins/sqldrivers/psql/qsql_psql.cpp +++ b/src/plugins/sqldrivers/psql/qsql_psql.cpp @@ -428,12 +428,14 @@ static QVariant::Type qDecodePSQLType(int t) void QPSQLResultPrivate::deallocatePreparedStmt() { - const QString stmt = QStringLiteral("DEALLOCATE ") + preparedStmtId; - PGresult *result = drv_d_func()->exec(stmt); + if (drv_d_func()) { + const QString stmt = QStringLiteral("DEALLOCATE ") + preparedStmtId; + PGresult *result = drv_d_func()->exec(stmt); - if (PQresultStatus(result) != PGRES_COMMAND_OK) - qWarning("Unable to free statement: %s", PQerrorMessage(drv_d_func()->connection)); - PQclear(result); + if (PQresultStatus(result) != PGRES_COMMAND_OK) + qWarning("Unable to free statement: %s", PQerrorMessage(drv_d_func()->connection)); + PQclear(result); + } preparedStmtId.clear(); } @@ -810,8 +812,8 @@ QSqlRecord QPSQLResult::record() const return info; int count = PQnfields(d->result); + QSqlField f; for (int i = 0; i < count; ++i) { - QSqlField f; if (d->drv_d_func()->isUtf8) f.setName(QString::fromUtf8(PQfname(d->result, i))); else @@ -831,6 +833,8 @@ QSqlRecord QPSQLResult::record() const } } f.setTableName(tableName); + } else { + f.setTableName(QString()); } int ptype = PQftype(d->result, i); f.setType(qDecodePSQLType(ptype)); @@ -1074,8 +1078,10 @@ static QPSQLDriver::Protocol qMakePSQLVersion(int vMaj, int vMin) return QPSQLDriver::Version10; case 11: return QPSQLDriver::Version11; + case 12: + return QPSQLDriver::Version12; default: - if (vMaj > 11) + if (vMaj > 12) return QPSQLDriver::UnknownLaterVersion; break; } @@ -1435,26 +1441,29 @@ QSqlRecord QPSQLDriver::record(const QString &tablename) const schema = stripDelimiters(schema, QSqlDriver::TableName); tbl = stripDelimiters(tbl, QSqlDriver::TableName); - QString stmt = QStringLiteral("SELECT pg_attribute.attname, pg_attribute.atttypid::int, " - "pg_attribute.attnotnull, pg_attribute.attlen, pg_attribute.atttypmod, " - "pg_attrdef.adsrc " - "FROM pg_class, pg_attribute " - "LEFT JOIN pg_attrdef ON (pg_attrdef.adrelid = " - "pg_attribute.attrelid AND pg_attrdef.adnum = pg_attribute.attnum) " - "WHERE %1 " - "AND pg_class.relname = '%2' " - "AND pg_attribute.attnum > 0 " - "AND pg_attribute.attrelid = pg_class.oid " - "AND pg_attribute.attisdropped = false " - "ORDER BY pg_attribute.attnum"); - if (schema.isEmpty()) - stmt = stmt.arg(QStringLiteral("pg_table_is_visible(pg_class.oid)")); - else - stmt = stmt.arg(QStringLiteral("pg_class.relnamespace = (SELECT oid FROM " - "pg_namespace WHERE pg_namespace.nspname = '%1')").arg(schema)); + const QString adsrc = protocol() < Version8 + ? QStringLiteral("pg_attrdef.adsrc") + : QStringLiteral("pg_get_expr(pg_attrdef.adbin, pg_attrdef.adrelid)"); + const QString nspname = schema.isEmpty() + ? QStringLiteral("pg_table_is_visible(pg_class.oid)") + : QStringLiteral("pg_class.relnamespace = (SELECT oid FROM " + "pg_namespace WHERE pg_namespace.nspname = '%1')").arg(schema); + const QString stmt = + QStringLiteral("SELECT pg_attribute.attname, pg_attribute.atttypid::int, " + "pg_attribute.attnotnull, pg_attribute.attlen, pg_attribute.atttypmod, " + "%1 " + "FROM pg_class, pg_attribute " + "LEFT JOIN pg_attrdef ON (pg_attrdef.adrelid = " + "pg_attribute.attrelid AND pg_attrdef.adnum = pg_attribute.attnum) " + "WHERE %2 " + "AND pg_class.relname = '%3' " + "AND pg_attribute.attnum > 0 " + "AND pg_attribute.attrelid = pg_class.oid " + "AND pg_attribute.attisdropped = false " + "ORDER BY pg_attribute.attnum").arg(adsrc, nspname, tbl); QSqlQuery query(createResult()); - query.exec(stmt.arg(tbl)); + query.exec(stmt); while (query.next()) { int len = query.value(3).toInt(); int precision = query.value(4).toInt(); @@ -1506,7 +1515,7 @@ QString QPSQLDriver::formatValue(const QSqlField &field, bool trimStrings) const // this is safe since postgresql stores only the UTC value and not the timezone offset (only used // while parsing), so we have correct behavior in both case of with timezone and without tz r = QStringLiteral("TIMESTAMP WITH TIME ZONE ") + QLatin1Char('\'') + - QLocale::c().toString(field.value().toDateTime().toUTC(), QStringLiteral("yyyy-MM-ddThh:mm:ss.zzz")) + + QLocale::c().toString(field.value().toDateTime().toUTC(), u"yyyy-MM-ddThh:mm:ss.zzz") + QLatin1Char('Z') + QLatin1Char('\''); } else { r = nullStr(); @@ -1518,7 +1527,7 @@ QString QPSQLDriver::formatValue(const QSqlField &field, bool trimStrings) const case QVariant::Time: #if QT_CONFIG(datestring) if (field.value().toTime().isValid()) { - r = QLatin1Char('\'') + field.value().toTime().toString(QLatin1String("hh:mm:ss.zzz")) + QLatin1Char('\''); + r = QLatin1Char('\'') + field.value().toTime().toString(u"hh:mm:ss.zzz") + QLatin1Char('\''); } else #endif { |