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-rw-r--r--src/backend/executor/nodeSamplescan.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/executor/nodeSamplescan.c b/src/backend/executor/nodeSamplescan.c
index 44232d50d0a..33b6fb13778 100644
--- a/src/backend/executor/nodeSamplescan.c
+++ b/src/backend/executor/nodeSamplescan.c
@@ -17,6 +17,7 @@
#include "access/relscan.h"
#include "access/tableam.h"
#include "access/tsmapi.h"
+#include "common/pg_prng.h"
#include "executor/executor.h"
#include "executor/nodeSamplescan.h"
#include "miscadmin.h"
@@ -154,7 +155,7 @@ ExecInitSampleScan(SampleScan *node, EState *estate, int eflags)
* do this just once, since the seed shouldn't change over rescans.
*/
if (tsc->repeatable == NULL)
- scanstate->seed = random();
+ scanstate->seed = pg_prng_uint32(&pg_global_prng_state);
/*
* Finally, initialize the TABLESAMPLE method handler.