+ _debug("clearing existing indexes...");
+
+ if (DB_TYPE == "pgsql") {
+ $result = db_query( "SELECT relname FROM
+ pg_catalog.pg_class WHERE relname LIKE 'ttrss_%'
+ AND relname NOT LIKE '%_pkey'
+ AND relkind = 'i'");
+ } else {
+ $result = db_query( "SELECT index_name,table_name FROM
+ information_schema.statistics WHERE index_name LIKE 'ttrss_%'");
+ }
+
+ while ($line = db_fetch_assoc($result)) {
+ if (DB_TYPE == "pgsql") {
+ $statement = "DROP INDEX " . $line["relname"];
+ _debug($statement);
+ } else {
+ $statement = "ALTER TABLE ".
+ $line['table_name']." DROP INDEX ".$line['index_name'];
+ _debug($statement);
+ }
+ db_query( $statement, false);
+ }
+
+ _debug("reading indexes from schema for: " . DB_TYPE);
+
+ $fp = fopen("schema/ttrss_schema_" . DB_TYPE . ".sql", "r");
+ if ($fp) {
+ while ($line = fgets($fp)) {
+ $matches = array();
+
+ if (preg_match("/^create index ([^ ]+) on ([^ ]+)$/i", $line, $matches)) {
+ $index = $matches[1];
+ $table = $matches[2];
+
+ $statement = "CREATE INDEX $index ON $table";
+
+ _debug($statement);
+ db_query( $statement);
+ }
+ }
+ fclose($fp);