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Diffstat (limited to 'src/include/catalog/pg_control.h')
-rw-r--r--src/include/catalog/pg_control.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/include/catalog/pg_control.h b/src/include/catalog/pg_control.h
index ec8cea7c86e..0c647e77ad7 100644
--- a/src/include/catalog/pg_control.h
+++ b/src/include/catalog/pg_control.h
@@ -21,7 +21,7 @@
/* Version identifier for this pg_control format */
-#define PG_CONTROL_VERSION 933
+#define PG_CONTROL_VERSION 934
/*
* Body of CheckPoint XLOG records. This is declared here because we keep
@@ -33,6 +33,8 @@ typedef struct CheckPoint
XLogRecPtr redo; /* next RecPtr available when we began to
* create CheckPoint (i.e. REDO start point) */
TimeLineID ThisTimeLineID; /* current TLI */
+ TimeLineID PrevTimeLineID; /* previous TLI, if this record begins a new
+ * timeline (equals ThisTimeLineID otherwise) */
bool fullPageWrites; /* current full_page_writes */
uint32 nextXidEpoch; /* higher-order bits of nextXid */
TransactionId nextXid; /* next free XID */