uint8 info = XLogRecGetInfo(xlogreader) & ~XLR_INFO_MASK;
/*
- * We use relfilenode zero for a given database OID and tablespace OID
- * to indicate that all relations with that pair of IDs have been
- * recreated if they exist at all. Effectively, we're setting a limit
- * block of 0 for all such relfilenodes.
+ * We use relfilenode zero for a given database OID and tablespace OID to
+ * indicate that all relations with that pair of IDs have been recreated
+ * if they exist at all. Effectively, we're setting a limit block of 0 for
+ * all such relfilenodes.
*
* Technically, this special handling is only needed in the case of
- * XLOG_DBASE_CREATE_FILE_COPY, because that can create a whole bunch
- * of relation files in a directory without logging anything
- * specific to each one. If we didn't mark the whole DB OID/TS OID
- * combination in some way, then a tablespace that was dropped after
- * the reference backup and recreated using the FILE_COPY method prior
- * to the incremental backup would look just like one that was never
- * touched at all, which would be catastrophic.
+ * XLOG_DBASE_CREATE_FILE_COPY, because that can create a whole bunch of
+ * relation files in a directory without logging anything specific to each
+ * one. If we didn't mark the whole DB OID/TS OID combination in some way,
+ * then a tablespace that was dropped after the reference backup and
+ * recreated using the FILE_COPY method prior to the incremental backup
+ * would look just like one that was never touched at all, which would be
+ * catastrophic.
*
- * But it seems best to adopt this treatment for all records that drop
- * or create a DB OID/TS OID combination. That's similar to how we
- * treat the limit block for individual relations, and it's an extra
- * layer of safety here. We can never lose data by marking more stuff
- * as needing to be backed up in full.
+ * But it seems best to adopt this treatment for all records that drop or
+ * create a DB OID/TS OID combination. That's similar to how we treat the
+ * limit block for individual relations, and it's an extra layer of safety
+ * here. We can never lose data by marking more stuff as needing to be
+ * backed up in full.
*/
if (info == XLOG_DBASE_CREATE_FILE_COPY)
{
{
xl_dbase_drop_rec *xlrec;
RelFileLocator rlocator;
- int i;
+ int i;
xlrec = (xl_dbase_drop_rec *) XLogRecGetData(xlogreader);
rlocator.dbOid = xlrec->db_id;