[BugFix] Adjust session variable cbo_cte_reuse_rate to enable tpcds-4…

…7 cte reuse (StarRocks#13247)
murphyatwork · Nov 15, 2022 · a30d34f · a30d34f
1 parent 003c97c
commit a30d34f
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/fe/fe-core/src/main/java/com/starrocks/qe/SessionVariable.java b/fe/fe-core/src/main/java/com/starrocks/qe/SessionVariable.java
@@ -229,6 +229,7 @@ public class SessionVariable implements Serializable, Writable, Cloneable {
     public static final String CBO_CTE_REUSE = "cbo_cte_reuse";
     public static final String CBO_CTE_REUSE_RATE = "cbo_cte_reuse_rate";
     public static final String CBO_CTE_MAX_LIMIT = "cbo_cte_max_limit";
+    public static final String CBO_CTE_REUSE_RATE_V2 = "cbo_cte_reuse_rate_v2";
     public static final String ENABLE_SQL_DIGEST = "enable_sql_digest";
     public static final String CBO_MAX_REORDER_NODE = "cbo_max_reorder_node";
     public static final String CBO_PRUNE_SHUFFLE_COLUMN_RATE = "cbo_prune_shuffle_column_rate";
@@ -510,8 +511,9 @@ public class SessionVariable implements Serializable, Writable, Cloneable {
     @VarAttr(name = CBO_CTE_REUSE)
     private boolean cboCteReuse = true;
 
-    @VarAttr(name = CBO_CTE_REUSE_RATE, flag = VariableMgr.INVISIBLE)
-    private double cboCTERuseRatio = 1.2;
+    @VarAttr(name = CBO_CTE_REUSE_RATE_V2, flag = VariableMgr.INVISIBLE, alias = CBO_CTE_REUSE_RATE,
+            show = CBO_CTE_REUSE_RATE)
+    private double cboCTERuseRatio = 1.15;
 
     @VarAttr(name = CBO_CTE_MAX_LIMIT, flag = VariableMgr.INVISIBLE)
     private int cboCTEMaxLimit = 10;

diff --git a/fe/fe-core/src/test/java/com/starrocks/sql/plan/TPCDSCTERatioTest.java b/fe/fe-core/src/test/java/com/starrocks/sql/plan/TPCDSCTERatioTest.java
@@ -182,7 +182,7 @@ public void testRatioQ59() throws Exception {
         testCTE(Q59);
     }
 
-    //@Test
+    @Test
     public void testRatioQ64() throws Exception {
         testCTE(Q64);
     }