diff --git a/src/main/java/com/alibaba/druid/sql/ast/expr/SQLBinaryOperator.java b/src/main/java/com/alibaba/druid/sql/ast/expr/SQLBinaryOperator.java
index 3d5b90b7c3..32572b498b 100644
--- a/src/main/java/com/alibaba/druid/sql/ast/expr/SQLBinaryOperator.java
+++ b/src/main/java/com/alibaba/druid/sql/ast/expr/SQLBinaryOperator.java
@@ -58,6 +58,7 @@ public enum SQLBinaryOperator {
     ILike("ILIKE", 110),
     NotILike("NOT ILIKE", 110),
     AT_AT("@@", 110), // postgresql textsearch
+    SIMILAR_TO("SIMILAR TO", 110),
     
     RLike("RLIKE", 110),
     NotRLike("NOT RLIKE", 110),
diff --git a/src/main/java/com/alibaba/druid/sql/parser/Lexer.java b/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
index 5fc27ccacc..93425c35a3 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
@@ -226,6 +226,10 @@ public class Lexer {
         return token;
     }
 
+    public final String getDbType() {
+        return this.dbType;
+    }
+
     public String info() {
         return this.token + " " + this.stringVal();
     }
diff --git a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
index cfbad3574a..551a53866a 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
@@ -1492,6 +1492,16 @@ public class SQLExprParser extends SQLParser {
             }
         } else if (lexer.token() == Token.IN) {
             expr = inRest(expr);
+        } else if (JdbcConstants.POSTGRESQL.equals(lexer.dbType)
+                && identifierEquals("SIMILAR")) {
+            lexer.nextToken();
+            accept(Token.TO);
+
+            rightExp = equality();
+
+            rightExp = relationalRest(rightExp);
+
+            expr = new SQLBinaryOpExpr(expr, SQLBinaryOperator.SIMILAR_TO, rightExp, getDbType());
         }
 
         return expr;
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/postgresql/PGSelectTest32.java b/src/test/java/com/alibaba/druid/bvt/sql/postgresql/PGSelectTest32.java
new file mode 100644
index 0000000000..78c0777a96
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/postgresql/PGSelectTest32.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright 1999-2101 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.postgresql;
+
+import com.alibaba.druid.sql.PGTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser;
+import com.alibaba.druid.sql.dialect.postgresql.visitor.PGSchemaStatVisitor;
+import org.junit.Assert;
+
+import java.util.List;
+
+public class PGSelectTest32 extends PGTest {
+
+    public void test_0() throws Exception {
+        String sql = "select 'abc' SIMILAR TO '%(b|d)%'";
+
+        PGSQLStatementParser parser = new PGSQLStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+
+        Assert.assertEquals("SELECT 'abc' SIMILAR TO '%(b|d)%'", SQLUtils.toPGString(stmt));
+        
+        Assert.assertEquals("select 'abc' similar to '%(b|d)%'", SQLUtils.toPGString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
+
+        Assert.assertEquals(1, statementList.size());
+
+        PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
+        stmt.accept(visitor);
+
+//        System.out.println("Tables : " + visitor.getTables());
+//        System.out.println("fields : " + visitor.getColumns());
+//        System.out.println("coditions : " + visitor.getConditions());
+
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getTables().size());
+    }
+}