[Enhancement] Add Trino HLL Function Compatibility Mapping and last_d…

…ay_of_month Support(StarRocks#40894) Signed-off-by: happut <[email protected]>
happut · Jun 26, 2024 · d1e089e · d1e089e
1 parent fafc0b1
commit d1e089e
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diff --git a/...e/src/main/java/com/starrocks/connector/parser/trino/Trino2SRFunctionCallTransformer.java b/...e/src/main/java/com/starrocks/connector/parser/trino/Trino2SRFunctionCallTransformer.java
@@ -316,9 +316,6 @@ private static void registerBinaryFunctionTransformer() {
     }
 
     private static void registerHLLFunctionTransformer() {
-        // cardinality -> hll_cardinality
-        registerFunctionTransformer("cardinality", 1, "hll_cardinality", List.of(Expr.class));
-
         // approx_set -> HLL_HASH
         registerFunctionTransformer("approx_set", 1, "hll_hash", List.of(Expr.class));
 

diff --git a/...e-core/src/test/java/com/starrocks/connector/parser/trino/TrinoFunctionTransformTest.java b/...e-core/src/test/java/com/starrocks/connector/parser/trino/TrinoFunctionTransformTest.java
@@ -448,9 +448,6 @@ public void testHllFunction() throws Exception {
         String sql = "select empty_approx_set()";
         assertPlanContains(sql, "<slot 2> : HLL_EMPTY()");
 
-        sql = "select cardinality(empty_approx_set())";
-        assertPlanContains(sql, "<slot 2> : hll_cardinality(HLL_EMPTY())");
-
         sql = "select approx_set(\"tc\") from tall";
         assertPlanContains(sql, "<slot 12> : hll_hash(CAST(3: tc AS VARCHAR))");