More PostgreSQL

app/Models/EntryDAO.php

@@ -10,6 +10,14 @@ class FreshRSS_EntryDAO extends Minz_ModelPdo implements FreshRSS_Searchable {
 		return parent::$sharedDbType !== 'sqlite';
 	}
 
+	public function sqlHexDecode($x) {
+		return 'X' . $x;
+	}
+
+	public function sqlHexEncode($x) {
+		return 'hex(' . $x . ')';
+	}
+
 	protected function addColumn($name) {
 		Minz_Log::warning('FreshRSS_EntryDAO::addColumn: ' . $name);
 		$hasTransaction = false;
@@ -106,31 +114,42 @@ class FreshRSS_EntryDAO extends Minz_ModelPdo implements FreshRSS_Searchable {
 			$sql = 'INSERT INTO `' . $this->prefix . 'entry` (id, guid, title, author, '
 			     . ($this->isCompressed() ? 'content_bin' : 'content')
 			     . ', link, date, lastSeen, hash, is_read, is_favorite, id_feed, tags) '
-			     . 'VALUES(?, ?, ?, ?, '
-			     . ($this->isCompressed() ? 'COMPRESS(?)' : '?')
-			     . ', ?, ?, ?, '
-			     . ($this->hasNativeHex() ? 'X?' : '?')
-			     . ', ?, ?, ?, ?)';
+			     . 'VALUES(:id, :guid, :title, :author, '
+			     . ($this->isCompressed() ? 'COMPRESS(:content)' : ':content')
+			     . ', :link, :date, :last_seen, '
+			     . $this->sqlHexDecode(':hash')
+			     . ', :is_read, :is_favorite, :id_feed, :tags)';
 			$this->addEntryPrepared = $this->bd->prepare($sql);
 		}
+		$this->addEntryPrepared->bindParam(':id', $valuesTmp['id']);
+		$valuesTmp['guid'] = substr($valuesTmp['guid'], 0, 760);
+		$this->addEntryPrepared->bindParam(':guid', $valuesTmp['guid']);
+		$valuesTmp['title'] = substr($valuesTmp['title'], 0, 255);
+		$this->addEntryPrepared->bindParam(':title', $valuesTmp['title']);
+		$valuesTmp['author'] = substr($valuesTmp['author'], 0, 255);
+		$this->addEntryPrepared->bindParam(':author', $valuesTmp['author']);
+		$this->addEntryPrepared->bindParam(':content', $valuesTmp['content']);
+		$valuesTmp['link'] = substr($valuesTmp['link'], 0, 1023);
+		$this->addEntryPrepared->bindParam(':link', $valuesTmp['link']);
+		$this->addEntryPrepared->bindParam(':date', $valuesTmp['date'], PDO::PARAM_INT);
+		$valuesTmp['lastSeen'] = time();
+		$this->addEntryPrepared->bindParam(':last_seen', $valuesTmp['lastSeen'], PDO::PARAM_INT);
+		$valuesTmp['is_read'] = $valuesTmp['is_read'] ? 1 : 0;
+		$this->addEntryPrepared->bindParam(':is_read', $valuesTmp['is_read'], PDO::PARAM_INT);
+		$valuesTmp['is_favorite'] = $valuesTmp['is_favorite'] ? 1 : 0;
+		$this->addEntryPrepared->bindParam(':is_favorite', $valuesTmp['is_favorite'], PDO::PARAM_INT);
+		$this->addEntryPrepared->bindParam(':id_feed', $valuesTmp['id_feed'], PDO::PARAM_INT);
+		$valuesTmp['tags'] = substr($valuesTmp['tags'], 0, 1023);
+		$this->addEntryPrepared->bindParam(':tags', $valuesTmp['tags']);
+
+		if ($this->hasNativeHex()) {
+			$this->addEntryPrepared->bindParam(':hash', $valuesTmp['hash']);
+		} else {
+			$valuesTmp['hashBin'] = pack('H*', $valuesTmp['hash']);
+			$this->addEntryPrepared->bindParam(':hash', $valuesTmp['hashBin']);	// X'09AF' hexadecimal literals do not work with SQLite/PDO	//hex2bin() is PHP5.4+
+		}
 
-		$values = array(
-			$valuesTmp['id'],
-			substr($valuesTmp['guid'], 0, 760),
-			substr($valuesTmp['title'], 0, 255),
-			substr($valuesTmp['author'], 0, 255),
-			$valuesTmp['content'],
-			substr($valuesTmp['link'], 0, 1023),
-			$valuesTmp['date'],
-			time(),
-			$this->hasNativeHex() ? $valuesTmp['hash'] : pack('H*', $valuesTmp['hash']),	// X'09AF' hexadecimal literals do not work with SQLite/PDO	//hex2bin() is PHP5.4+
-			$valuesTmp['is_read'] ? 1 : 0,
-			$valuesTmp['is_favorite'] ? 1 : 0,
-			$valuesTmp['id_feed'],
-			substr($valuesTmp['tags'], 0, 1023),
-		);
-
-		if ($this->addEntryPrepared && $this->addEntryPrepared->execute($values)) {
+		if ($this->addEntryPrepared && $this->addEntryPrepared->execute()) {
 			return $this->bd->lastInsertId();
 		} else {
 			$info = $this->addEntryPrepared == null ? array(0 => '', 1 => '', 2 => 'syntax error') : $this->addEntryPrepared->errorInfo();
@@ -156,7 +175,7 @@ class FreshRSS_EntryDAO extends Minz_ModelPdo implements FreshRSS_Searchable {
 			     . 'SET title=?, author=?, '
 			     . ($this->isCompressed() ? 'content_bin=COMPRESS(?)' : 'content=?')
 			     . ', link=?, date=?, lastSeen=?, hash='
-			     . ($this->hasNativeHex() ? 'X?' : '?')
+			     . ($this->hasNativeHex() ? 'X?' : '?')	//TODO PostgreSQL
 			     . ', ' . ($valuesTmp['is_read'] === null ? '' : 'is_read=?, ')
 			     . 'tags=? '
 			     . 'WHERE id_feed=? AND guid=?';
@@ -430,12 +449,12 @@ class FreshRSS_EntryDAO extends Minz_ModelPdo implements FreshRSS_Searchable {
 		}
 		$this->bd->beginTransaction();
 
-		$sql = 'UPDATE `' . $this->prefix . 'entry` e '
-			 . 'SET e.is_read=1 '
-			 . 'WHERE e.id_feed=? AND e.is_read=0 AND e.id <= ?';
+		$sql = 'UPDATE `' . $this->prefix . 'entry` '
+			 . 'SET is_read=1 '
+			 . 'WHERE id_feed=? AND is_read=0 AND id <= ?';
 		$values = array($id_feed, $idMax);
 
-		list($searchValues, $search) = $this->sqlListEntriesWhere('e.', $filter, $state);
+		list($searchValues, $search) = $this->sqlListEntriesWhere('', $filter, $state);
 
 		$stm = $this->bd->prepare($sql . $search);
 		if (!($stm && $stm->execute(array_merge($values, $searchValues)))) {
@@ -658,7 +677,7 @@ class FreshRSS_EntryDAO extends Minz_ModelPdo implements FreshRSS_Searchable {
 		if (count($guids) < 1) {
 			return array();
 		}
-		$sql = 'SELECT guid, hex(hash) AS hexHash FROM `' . $this->prefix . 'entry` WHERE id_feed=? AND guid IN (' . str_repeat('?,', count($guids) - 1). '?)';
+		$sql = 'SELECT guid, ' . $this->sqlHexEncode('hash') . ' AS hexHash FROM `' . $this->prefix . 'entry` WHERE id_feed=? AND guid IN (' . str_repeat('?,', count($guids) - 1). '?)';
 		$stm = $this->bd->prepare($sql);
 		$values = array($id_feed);
 		$values = array_merge($values, $guids);

app/Models/EntryDAOPGSQL.php

@@ -1,82 +1,21 @@
 <?php
 
-class FreshRSS_EntryDAOPGSQL extends FreshRSS_EntryDAO {
+class FreshRSS_EntryDAOPGSQL extends FreshRSS_EntryDAOSQLite {
 
-	protected function addColumn($name) {
-		return false;
-	}
-
-	protected function updateCacheUnreads($catId = false, $feedId = false) {
-		return true;	//done via triggers
+	public function sqlHexDecode($x) {
+		return 'decode(' . $x . ", 'hex')";
 	}
 
-	/**
-	 * Mark all the articles in a feed as read.
-	 * There is a fail safe to prevent to mark as read articles that are
-	 * loaded during the mark as read action. Then the cache is updated.
-	 *
-	 * If $idMax equals 0, a deprecated debug message is logged
-	 *
-	 * @param integer $id_feed feed ID
-	 * @param integer $idMax fail safe article ID
-	 * @return integer affected rows
-	 */
-	public function markReadFeed($id_feed, $idMax = 0) {
-		if ($idMax == 0) {
-			$idMax = time() . '000000';
-			Minz_Log::debug('Calling markReadFeed(0) is deprecated!');
-		}
-		$this->bd->beginTransaction();
-
-		$sql = 'UPDATE "' . $this->prefix . 'entry" '
-			 . 'SET is_read=:is_read '
-			 . 'WHERE id_feed=:id_feed AND NOT is_read AND id <= :idmax';
-		$values = array($id_feed, $idMax);
-		$stm = $this->bd->prepare($sql);
-		$stm->bindValue(':is_read', true, PDO::PARAM_BOOL);
-		$stm->bindValue(':id_feed', $id_feed);
-		$stm->bindValue(':idmax', $idMax);
-
-		if (!($stm && $stm->execute())) {
-			$info = $stm == null ? array(2 => 'syntax error') : $stm->errorInfo();
-			Minz_Log::error('SQL error markReadFeed: ' . $info[2]);
-			$this->bd->rollBack();
-			return false;
-		}
-		$affected = $stm->rowCount();
-
-		$this->bd->commit();
-		return $affected;
+	public function sqlHexEncode($x) {
+		return 'encode(' . $x . ", 'hex')";
 	}
 
-	public function listHashForFeedGuids($id_feed, $guids) {
-		if (count($guids) < 1) {
-			return array();
-		}
-		$sql = 'SELECT guid, hash AS hexHash FROM "' . $this->prefix . 'entry" WHERE id_feed=? AND guid IN (' . str_repeat('?,', count($guids) - 1). '?)';
-		$stm = $this->bd->prepare($sql);
-		$values = array($id_feed);
-		$values = array_merge($values, $guids);
-		if ($stm && $stm->execute($values)) {
-			$result = array();
-			$rows = $stm->fetchAll(PDO::FETCH_ASSOC);
-			foreach ($rows as $row) {
-				$result[$row['guid']] = $row['hexHash'];
-			}
-			return $result;
-		} else {
-			$info = $stm == null ? array(0 => '', 1 => '', 2 => 'syntax error') : $stm->errorInfo();
-			if ($this->autoAddColumn($info)) {
-				return $this->listHashForFeedGuids($id_feed, $guids);
-			}
-			Minz_Log::error('SQL error listHashForFeedGuids: ' . $info[0] . ': ' . $info[1] . ' ' . $info[2]
-				. ' while querying feed ' . $id_feed);
-			return false;
-		}
+	protected function autoUpdateDb($errorInfo) {
+		return false;
 	}
 
-	public function optimizeTable() {
-		return null;
+	protected function addColumn($name) {
+		return false;
 	}
 
 	public function size($all = true) {

app/Models/EntryDAOSQLite.php

@@ -2,6 +2,10 @@
 
 class FreshRSS_EntryDAOSQLite extends FreshRSS_EntryDAO {
 
+	public function sqlHexDecode($x) {
+		return $x;
+	}
+
 	protected function autoUpdateDb($errorInfo) {
 		if (empty($errorInfo[0]) || $errorInfo[0] == '42S22') {	//ER_BAD_FIELD_ERROR
 			//autoAddColumn

app/SQL/install.sql.pgsql.php

@@ -1,91 +1,65 @@
 <?php
-define('SQL_CREATE_TABLES', '
-CREATE TABLE IF NOT EXISTS "%1$scategory" (
-	id SERIAL PRIMARY KEY,
-	name varchar(255) UNIQUE NOT NULL
-)
+define('SQL_CREATE_DB', 'CREATE DATABASE %1$s ENCODING \'UTF8\';');
 
-CREATE TABLE IF NOT EXISTS "%1$sfeed" (
-	id SERIAL PRIMARY KEY,
-	url varchar(511) UNIQUE NOT NULL,
-	category SMALLINT DEFAULT 0,
-	name varchar(255) NOT NULL,
-	website varchar(255),
-	description text,
-	lastUpdate int DEFAULT 0,
-	priority smallint NOT NULL DEFAULT 10,
-	pathEntries varchar(511) DEFAULT NULL,
-	httpAuth varchar(511) DEFAULT NULL,
-	error boolean DEFAULT FALSE,
-	keep_history INT NOT NULL DEFAULT -2,
-	ttl INT NOT NULL DEFAULT -2,
-	cache_nbEntries int DEFAULT 0,
-	cache_nbUnreads int DEFAULT 0,
-	FOREIGN KEY (category) REFERENCES "%1$scategory" (id) ON DELETE SET NULL ON UPDATE CASCADE
-)
-CREATE INDEX name_index ON "%1$sfeed" (name)
-CREATE INDEX priority_index ON "%1$sfeed" (priority)
-CREATE INDEX keep_history_index ON "%1$sfeed" (keep_history)
+global $SQL_CREATE_TABLES;
+$SQL_CREATE_TABLES = array(
+'CREATE TABLE IF NOT EXISTS "%1$scategory" (
+	"id" SERIAL PRIMARY KEY,
+	"name" varchar(255) UNIQUE NOT NULL
+);',
 
-CREATE TABLE IF NOT EXISTS "%1$sentry" (
-	id bigint NOT NULL PRIMARY KEY,
-	guid varchar(760) UNIQUE NOT NULL,
-	title varchar(255) NOT NULL,
-	author varchar(255),
-	content_bin text,
-	link varchar(1023) NOT NULL,
-	date INT,
-	lastSeen INT DEFAULT 0,
-	hash BYTEA,
-	is_read boolean NOT NULL DEFAULT false,
-	is_favorite boolean NOT NULL DEFAULT false,
-	id_feed SMALLINT,
-	tags varchar(1023),
-	FOREIGN KEY (id_feed) REFERENCES "%1$sfeed" (id) ON DELETE CASCADE ON UPDATE CASCADE
-)
-CREATE INDEX is_favorite_index ON "%1$sentry" (is_favorite)
-CREATE INDEX is_read_index ON "%1$sentry" (is_read)
-CREATE INDEX entry_lastSeen_index ON "%1$sentry" (lastSeen)
-
-CREATE OR REPLACE FUNCTION update_unread_feed() RETURNS TRIGGER AS $$
-	BEGIN
-		UPDATE "%1$sfeed" 
-			SET cache_nbUnreads=(SELECT COUNT(*) FROM "%1$sentry" WHERE id_feed=OLD.id_feed AND NOT is_read)
-			WHERE id=OLD.id_feed;
-		return NULL;
-	end;
-	$$ LANGUAGE PLPGSQL;
-
-CREATE TRIGGER update_unread_feed
-	AFTER UPDATE OF is_read OR DELETE OR INSERT ON "%1$sentry"
-	FOR EACH ROW
-	EXECUTE PROCEDURE update_unread_feed();
+'CREATE TABLE IF NOT EXISTS "%1$sfeed" (
+	"id" SERIAL PRIMARY KEY,
+	"url" varchar(511) UNIQUE NOT NULL,
+	"category" SMALLINT DEFAULT 0,
+	"name" varchar(255) NOT NULL,
+	"website" varchar(255),
+	"description" text,
+	"lastUpdate" int DEFAULT 0,
+	"priority" smallint NOT NULL DEFAULT 10,
+	"pathEntries" varchar(511) DEFAULT NULL,
+	"httpAuth" varchar(511) DEFAULT NULL,
+	"error" smallint DEFAULT 0,
+	"keep_history" INT NOT NULL DEFAULT -2,
+	"ttl" INT NOT NULL DEFAULT -2,
+	"cache_nbEntries" int DEFAULT 0,
+	"cache_nbUnreads" int DEFAULT 0,
+	FOREIGN KEY (category) REFERENCES "%1$scategory" ("id") ON DELETE SET NULL ON UPDATE CASCADE
+);',
+'CREATE INDEX name_index ON "%1$sfeed" ("name");',
+'CREATE INDEX priority_index ON "%1$sfeed" ("priority");',
+'CREATE INDEX keep_history_index ON "%1$sfeed" ("keep_history");',
 
-CREATE OR REPLACE FUNCTION reset_feed_seq() RETURNS TRIGGER AS $$
-	BEGIN
-		PERFORM 1 FROM "%1$sfeed";
-		IF NOT FOUND THEN
-			ALTER SEQUENCE IF EXISTS "%1$sfeed_id_seq" RESTART;
-		END IF;
-		return NULL;
-	end;
-	$$ LANGUAGE PLPGSQL;
-
-CREATE TRIGGER reset_feed_seq
-	AFTER DELETE ON "%1$sfeed"
-	FOR EACH STATEMENT
-	EXECUTE PROCEDURE reset_feed_seq();
+'CREATE TABLE IF NOT EXISTS "%1$sentry" (
+	"id" bigint NOT NULL PRIMARY KEY,
+	"guid" varchar(760) UNIQUE NOT NULL,
+	"title" varchar(255) NOT NULL,
+	"author" varchar(255),
+	"content" text,
+	"link" varchar(1023) NOT NULL,
+	"date" INT,
+	"lastSeen" INT DEFAULT 0,
+	"hash" BYTEA,
+	"is_read" smallint NOT NULL DEFAULT 0,
+	"is_favorite" smallint NOT NULL DEFAULT 0,
+	"id_feed" SMALLINT,
+	"tags" varchar(1023),
+	FOREIGN KEY (id_feed) REFERENCES "%1$sfeed" (id) ON DELETE CASCADE ON UPDATE CASCADE
+);',
+'CREATE INDEX is_favorite_index ON "%1$sentry" ("is_favorite");',
+'CREATE INDEX is_read_index ON "%1$sentry" ("is_read");',
+'CREATE INDEX entry_lastSeen_index ON "%1$sentry" ("lastSeen");',
 
 
-CREATE OR REPLACE RULE check_constraints_on_entry AS ON INSERT TO "%1$sentry" WHERE EXISTS(SELECT 1 FROM "%1$sentry" WHERE guid=NEW.guid) DO INSTEAD NOTHING;
-CREATE OR REPLACE RULE check_constraints_on_feed AS ON INSERT TO "%1$sfeed" WHERE EXISTS(SELECT 1 FROM "%1$sfeed" WHERE url=NEW.url) DO INSTEAD NOTHING;
-CREATE OR REPLACE RULE check_constraints_on_category AS ON INSERT TO "%1$scategory" WHERE EXISTS(SELECT 1 FROM "%1$scategory" WHERE name=NEW.name) DO INSTEAD NOTHING;
-CREATE OR REPLACE RULE check_constraints_on_category as on update to "%1$scategory" WHERE EXISTS(SELECT 1 FROM "%1$scategory" WHERE name=NEW.name) DO INSTEAD NOTHING;
+'CREATE OR REPLACE RULE check_constraints_on_entry AS ON INSERT TO "%1$sentry" WHERE EXISTS(SELECT 1 FROM "%1$sentry" WHERE guid=NEW.guid) DO INSTEAD NOTHING;',
+'CREATE OR REPLACE RULE check_constraints_on_feed AS ON INSERT TO "%1$sfeed" WHERE EXISTS(SELECT 1 FROM "%1$sfeed" WHERE url=NEW.url) DO INSTEAD NOTHING;',
+'CREATE OR REPLACE RULE check_constraints_on_category AS ON INSERT TO "%1$scategory" WHERE EXISTS(SELECT 1 FROM "%1$scategory" WHERE name=NEW.name) DO INSTEAD NOTHING;',
+'CREATE OR REPLACE RULE check_constraints_on_category as on update to "%1$scategory" WHERE EXISTS(SELECT 1 FROM "%1$scategory" WHERE name=NEW.name) DO INSTEAD NOTHING;',
 
 
-INSERT IGNORE INTO "%1$scategory" (id, name) VALUES(1, "%2$s");
-INSERT IGNORE INTO "%1$sfeed" (url, category, name, website, description, ttl) VALUES("http://freshrss.org/feeds/all.atom.xml", 1, "FreshRSS.org", "http://freshrss.org/", "FreshRSS, a free, self-hostable aggregator…", 86400);
-INSERT IGNORE INTO "%1$sfeed" (url, category, name, website, description, ttl) VALUES("https://github.com/FreshRSS/FreshRSS/releases.atom", 1, "FreshRSS @ GitHub", "https://github.com/FreshRSS/FreshRSS/", "FreshRSS releases @ GitHub", 86400);
-');
+'INSERT INTO "%1$scategory" (id, name) VALUES(1, \'%2$s\');',
+'INSERT INTO "%1$sfeed" (url, category, name, website, description, ttl) VALUES(\'http://freshrss.org/feeds/all.atom.xml\', 1, \'FreshRSS.org\', \'http://freshrss.org/\', \'FreshRSS, a free, self-hostable aggregator…\', 86400);',
+'INSERT INTO "%1$sfeed" (url, category, name, website, description, ttl) VALUES(\'https://github.com/FreshRSS/FreshRSS/releases.atom\', 1, \'FreshRSS @ GitHub\', \'https://github.com/FreshRSS/FreshRSS/\', \'FreshRSS releases @ GitHub\', 86400);',
+);
 
 define('SQL_DROP_TABLES', 'DROP TABLES "%1$sentry", "%1$sfeed", "%1$scategory"');

app/install.php

@@ -200,6 +200,9 @@ function saveStep3() {
 			$_SESSION['bd_prefix'] = substr($_POST['prefix'], 0, 16);
 			$_SESSION['bd_prefix_user'] = $_SESSION['bd_prefix'] . (empty($_SESSION['default_user']) ? '' : ($_SESSION['default_user'] . '_'));
 		}
+		if ($_SESSION['bd_type'] === 'pgsql') {
+			$_SESSION['bd_base'] = strtolower($_SESSION['bd_base']);
+		}
 
 		// We use dirname to remove the /i part
 		$base_url = dirname(Minz_Request::guessBaseUrl());
@@ -236,26 +239,6 @@ function saveStep3() {
 	invalidateHttpCache();
 }
 
-function newPdo() {
-	switch ($_SESSION['bd_type']) {
-	case 'mysql':
-		$str = 'mysql:host=' . $_SESSION['bd_host'] . ';dbname=' . $_SESSION['bd_base'];
-		$driver_options = array(
-			PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8mb4',
-		);
-		break;
-	case 'sqlite':
-		$str = 'sqlite:' . join_path(USERS_PATH, $_SESSION['default_user'], 'db.sqlite');
-		$driver_options = array(
-			PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
-		);
-		break;
-	default:
-		return false;
-	}
-	return new PDO($str, $_SESSION['bd_user'], $_SESSION['bd_password'], $driver_options);
-}
-
 function deleteInstall() {
 	$res = unlink(join_path(DATA_PATH, 'do-install.txt'));
 
@@ -444,11 +427,12 @@ function checkBD() {
 			);
 
 			try {	// on ouvre une connexion juste pour créer la base si elle n'existe pas
-				$str = 'pgsql:host=' . $_SESSION['bd_host'] . ';';
+				$str = 'pgsql:host=' . $_SESSION['bd_host'] . ';dbname=postgres';
 				$c = new PDO($str, $_SESSION['bd_user'], $_SESSION['bd_password'], $driver_options);
 				$sql = sprintf(SQL_CREATE_DB, $_SESSION['bd_base']);
 				$res = $c->query($sql);
 			} catch (PDOException $e) {
+				syslog(LOG_DEBUG, 'pgsql ' . $e->getMessage());
 			}
 
 			// on écrase la précédente connexion en sélectionnant la nouvelle BDD

lib/Minz/ModelPdo.php

@@ -60,17 +60,17 @@ class Minz_ModelPdo {
 					$string = 'mysql:host=' . $db['host'] . ';dbname=' . $db['base'] . ';charset=utf8mb4';
 					$driver_options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES utf8mb4';
 					$this->prefix = $db['prefix'] . $currentUser . '_';
-					$this->bd = new MinzPDO($string, $db['user'], $db['password'], $driver_options);
+					$this->bd = new MinzPDOMySql($string, $db['user'], $db['password'], $driver_options);
 					//TODO Consider: $this->bd->exec("SET SESSION sql_mode = 'ANSI_QUOTES';");
 					break;
 				case 'sqlite':
 					$string = 'sqlite:' . join_path(DATA_PATH, 'users', $currentUser, 'db.sqlite');
 					$this->prefix = '';
-					$this->bd = new MinzPDO($string, $db['user'], $db['password'], $driver_options);
+					$this->bd = new MinzPDOMSQLite($string, $db['user'], $db['password'], $driver_options);
 					$this->bd->exec('PRAGMA foreign_keys = ON;');
 					break;
 				case 'pgsql':
-					$string = 'pgsql:host=' . $db['host'] . ';dbname=' . $db['base'] . ';charset=utf8';
+					$string = 'pgsql:host=' . $db['host'] . ';dbname=' . $db['base'];
 					$this->prefix = $db['prefix'] . $currentUser . '_';
 					$this->bd = new MinzPDOPGSQL($string, $db['user'], $db['password'], $driver_options);
 					$this->bd->exec("SET NAMES 'UTF8';");
@@ -125,33 +125,40 @@ class MinzPDO extends PDO {
 
 	public function prepare($statement, $driver_options = array()) {
 		MinzPDO::check($statement);
-		$statement = MinzPDO::compatibility($statement);
+		$statement = $this->compatibility($statement);
 		return parent::prepare($statement, $driver_options);
 	}
 
 	public function exec($statement) {
 		MinzPDO::check($statement);
-		$statement = MinzPDO::compatibility($statement);
+		$statement = $this->compatibility($statement);
 		return parent::exec($statement);
 	}
 
 	public function query($statement) {
 		MinzPDO::check($statement);
-		$statement = MinzPDO::compatibility($statement);
+		$statement = $this->compatibility($statement);
 		return parent::query($statement);
 	}
+}
 
+class MinzPDOMySql extends PDO {
 	public function lastInsertId($name = null) {
 		return parent::lastInsertId();	//We discard the name, only used by PostgreSQL
 	}
 }
 
-class MinzPDOPGSQL extends MinzPDO {
-	protected function compatibility($statement) {
-		return str_replace(array('`', " X'"), array('"', " E'\\x"), $statement);
+class MinzPDOMSQLite extends PDO {
+	public function lastInsertId($name = null) {
+		return parent::lastInsertId();	//We discard the name, only used by PostgreSQL
 	}
+}
 
-	public function lastInsertId($name = null) {
-		return parent::lastInsertId($name);
+class MinzPDOPGSQL extends MinzPDO {
+	protected function compatibility($statement) {
+		return str_replace(
+			array('`', 'lastUpdate', 'pathEntries', 'httpAuth', 'cache_nbEntries', 'cache_nbUnreads', 'lastSeen'),
+			array('"', '"lastUpdate"', '"pathEntries"', '"httpAuth"', '"cache_nbEntries"', '"cache_nbUnreads"', '"lastSeen"'),
+			$statement);
 	}
 }