diff --git a/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/ComplexFunctionCallTransformer.java b/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/ComplexFunctionCallTransformer.java
index d68911b2ad4624..74cc8d78aacd4e 100644
--- a/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/ComplexFunctionCallTransformer.java
+++ b/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/ComplexFunctionCallTransformer.java
@@ -15,11 +15,14 @@
 package com.starrocks.connector.parser.trino;
 
 import com.google.common.collect.ImmutableList;
+import com.starrocks.analysis.BinaryPredicate;
+import com.starrocks.analysis.BinaryType;
 import com.starrocks.analysis.CastExpr;
 import com.starrocks.analysis.CollectionElementExpr;
 import com.starrocks.analysis.Expr;
 import com.starrocks.analysis.FunctionCallExpr;
 import com.starrocks.analysis.IntLiteral;
+import com.starrocks.analysis.NullLiteral;
 import com.starrocks.analysis.StringLiteral;
 import com.starrocks.analysis.TimestampArithmeticExpr;
 import com.starrocks.catalog.Type;
@@ -77,6 +80,13 @@ public static Expr transform(String functionName, Expr... args) {
                 throw new SemanticException("element_at function must have 2 arguments");
             }
             return new CollectionElementExpr(args[0], args[1]);
+        } else if (functionName.equalsIgnoreCase("regexp_extract")) {
+            // regexp_extract(string, pattern) -> regexp_extract(str, pattern, 0)
+            FunctionCallExpr regexpExtractFunc = new FunctionCallExpr("regexp_extract",
+                    ImmutableList.of(args[0], args[1], args.length == 3 ? args[2] : new IntLiteral(0L)));
+            BinaryPredicate predicate = new BinaryPredicate(BinaryType.EQ, regexpExtractFunc, new StringLiteral(""));
+            // regexp_extract -> if(regexp_extract(xxx)='', null, regexp_extract(xxx))
+            return new FunctionCallExpr("if", ImmutableList.of(predicate, new NullLiteral(), regexpExtractFunc));
         }
         return null;
     }
diff --git a/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/Trino2SRFunctionCallTransformer.java b/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/Trino2SRFunctionCallTransformer.java
index 0a98656b0a7681..ad5dae6576ce5c 100644
--- a/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/Trino2SRFunctionCallTransformer.java
+++ b/fe/fe-core/src/main/java/com/starrocks/connector/parser/trino/Trino2SRFunctionCallTransformer.java
@@ -200,10 +200,6 @@ private static void registerRegexpFunctionTransformer() {
         // regexp_like -> regexp
         registerFunctionTransformer("regexp_like", 2, "regexp",
                 ImmutableList.of(Expr.class, Expr.class));
-
-        // regexp_extract(string, pattern) -> regexp_extract(str, pattern, 0)
-        registerFunctionTransformer("regexp_extract", 2, new FunctionCallExpr("regexp_extract",
-                ImmutableList.of(new PlaceholderExpr(1, Expr.class), new PlaceholderExpr(2, Expr.class), new IntLiteral(0L))));
     }
 
     private static void registerJsonFunctionTransformer() {
diff --git a/fe/fe-core/src/test/java/com/starrocks/connector/parser/trino/TrinoQueryTest.java b/fe/fe-core/src/test/java/com/starrocks/connector/parser/trino/TrinoQueryTest.java
index 554da3a106fb93..6d33e43058bbbc 100644
--- a/fe/fe-core/src/test/java/com/starrocks/connector/parser/trino/TrinoQueryTest.java
+++ b/fe/fe-core/src/test/java/com/starrocks/connector/parser/trino/TrinoQueryTest.java
@@ -776,10 +776,19 @@ public void testRegexp() throws Exception {
         assertPlanContains(sql, "regexp('abc123', 'abc*')");
 
         sql = "select regexp_extract('1a 2b 14m', '\\d+');";
-        assertPlanContains(sql, "regexp_extract('1a 2b 14m', '\\\\d+', 0)");
+        assertPlanContains(sql, "if(3: regexp_extract = '', NULL, 3: regexp_extract)\n" +
+                "  |  common expressions:\n" +
+                "  |  <slot 3> : regexp_extract('1a 2b 14m', '\\\\d+', 0)");
 
         sql = "select regexp_extract('1abb 2b 14m', '[a-z]+');";
-        assertPlanContains(sql, "regexp_extract('1abb 2b 14m', '[a-z]+', 0)");
+        assertPlanContains(sql, "if(3: regexp_extract = '', NULL, 3: regexp_extract)\n" +
+                "  |  common expressions:\n" +
+                "  |  <slot 3> : regexp_extract('1abb 2b 14m', '[a-z]+', 0)");
+
+        sql = "select regexp_extract('1abb 2b 14m', '[a-z]+', 1);";
+        assertPlanContains(sql, "if(3: regexp_extract = '', NULL, 3: regexp_extract)\n" +
+                "  |  common expressions:\n" +
+                "  |  <slot 3> : regexp_extract('1abb 2b 14m', '[a-z]+', 1)");
     }
 
     @Test