planner: increase the maximum number limit of TopN when analyzing tab…

…les (#45962) (#45972) ref #45919
pingcap · Aug 17, 2023 · 7f1548d · 7f1548d
1 parent 617a8ff
commit 7f1548d
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/planner/core/planbuilder.go b/planner/core/planbuilder.go
@@ -2775,7 +2775,7 @@ var CMSketchSizeLimit = kv.TxnEntrySizeLimit / binary.MaxVarintLen32
 
 var analyzeOptionLimit = map[ast.AnalyzeOptionType]uint64{
 	ast.AnalyzeOptNumBuckets:    1024,
-	ast.AnalyzeOptNumTopN:       1024,
+	ast.AnalyzeOptNumTopN:       16384,
 	ast.AnalyzeOptCMSketchWidth: CMSketchSizeLimit,
 	ast.AnalyzeOptCMSketchDepth: CMSketchSizeLimit,
 	ast.AnalyzeOptNumSamples:    500000,

diff --git a/statistics/handle/handle_test.go b/statistics/handle/handle_test.go
@@ -1002,7 +1002,7 @@ func TestAnalyzeGlobalStatsWithOpts1(t *testing.T) {
 		{77, 219, false},
 		{-31, 222, true},
 		{10, -77, true},
-		{10000, 47, true},
+		{100000, 47, true},
 		{77, 47000, true},
 	}
 	for _, ca := range cases {