diff options
Diffstat (limited to 'src/backend/access/tablesample/system.c')
| -rw-r--r-- | src/backend/access/tablesample/system.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/access/tablesample/system.c b/src/backend/access/tablesample/system.c index fb1a5634244..26f7de3e45d 100644 --- a/src/backend/access/tablesample/system.c +++ b/src/backend/access/tablesample/system.c @@ -180,7 +180,8 @@ static BlockNumber system_nextsampleblock(SampleScanState *node) { SystemSamplerData *sampler = (SystemSamplerData *) node->tsm_state; - HeapScanDesc scan = node->ss.ss_currentScanDesc; + TableScanDesc scan = node->ss.ss_currentScanDesc; + HeapScanDesc hscan = (HeapScanDesc) scan; BlockNumber nextblock = sampler->nextblock; uint32 hashinput[2]; @@ -199,7 +200,7 @@ system_nextsampleblock(SampleScanState *node) * Loop over block numbers until finding suitable block or reaching end of * relation. */ - for (; nextblock < scan->rs_nblocks; nextblock++) + for (; nextblock < hscan->rs_nblocks; nextblock++) { uint32 hash; @@ -211,7 +212,7 @@ system_nextsampleblock(SampleScanState *node) break; } - if (nextblock < scan->rs_nblocks) + if (nextblock < hscan->rs_nblocks) { /* Found a suitable block; remember where we should start next time */ sampler->nextblock = nextblock + 1; |