rc = sqlite3_prepare(db, "select size, content from files where hash = ?", -1, &ifile,0);
if (rc != SQLITE_OK) {
SQLERROR(sqlite3_errmsg(db));
rc = sqlite3_prepare(db, "select size, content from files where hash = ?", -1, &ifile,0);
if (rc != SQLITE_OK) {
SQLERROR(sqlite3_errmsg(db));