diff --git a/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/BaseRule.g4 b/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/BaseRule.g4
index 487acd22e1979..c6837bc787418 100644
--- a/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/BaseRule.g4
+++ b/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/BaseRule.g4
@@ -300,13 +300,17 @@ distinct
     ;
 
 specialFunction
-    : castFunction  | charFunction
+    : castFunction  | charFunction | convertFunction
     ;
 
 castFunction
     : CAST LP_ expr AS dataType RP_
     ;
 
+convertFunction
+    : CONVERT LP_ dataType COMMA_ expr (COMMA_ NUMBER_)? RP_
+    ;
+
 charFunction
     : CHAR LP_ expr (COMMA_ expr)* (USING ignoredIdentifier)? RP_
     ;
diff --git a/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/Literals.g4 b/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/Literals.g4
index 099b735c8af0c..3f259ff749171 100644
--- a/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/Literals.g4
+++ b/parser/sql/dialect/sqlserver/src/main/antlr4/imports/sqlserver/Literals.g4
@@ -24,7 +24,7 @@ IDENTIFIER_
     ;
 
 DELIMITED_IDENTIFIER_
-    : (LBT_ | DQ_) [a-zA-Z0-9@$#_.\\/\u0080-\uFFFF ]+ (DQ_ | RBT_)
+    : (LBT_ | DQ_) [a-zA-Z0-9@$#_,.\\/\u0080-\uFFFF ]+ (DQ_ | RBT_)
     ;
 
 STRING_
diff --git a/parser/sql/dialect/sqlserver/src/main/java/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java b/parser/sql/dialect/sqlserver/src/main/java/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java
index 4147471516b77..fed3241059e66 100644
--- a/parser/sql/dialect/sqlserver/src/main/java/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java
+++ b/parser/sql/dialect/sqlserver/src/main/java/org/apache/shardingsphere/sql/parser/sqlserver/visitor/statement/SQLServerStatementVisitor.java
@@ -42,6 +42,7 @@
 import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.ColumnNamesContext;
 import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.ColumnNamesWithSortContext;
 import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.ConstraintNameContext;
+import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.ConvertFunctionContext;
 import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.CreateTableAsSelectClauseContext;
 import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.CteClauseContext;
 import org.apache.shardingsphere.sql.parser.autogen.SQLServerStatementParser.CteClauseSetContext;
@@ -598,6 +599,9 @@ public final ASTNode visitSpecialFunction(final SpecialFunctionContext ctx) {
         if (null != ctx.castFunction()) {
             return visit(ctx.castFunction());
         }
+        if (null != ctx.convertFunction()) {
+            return visit(ctx.convertFunction());
+        }
         if (null != ctx.charFunction()) {
             return visit(ctx.charFunction());
         }
@@ -618,6 +622,17 @@ public final ASTNode visitCastFunction(final CastFunctionContext ctx) {
         return result;
     }
     
+    @Override
+    public ASTNode visitConvertFunction(final ConvertFunctionContext ctx) {
+        FunctionSegment result = new FunctionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.CONVERT().getText(), getOriginalText(ctx));
+        result.getParameters().add((DataTypeSegment) visit(ctx.dataType()));
+        result.getParameters().add((ExpressionSegment) visit(ctx.expr()));
+        if (null != ctx.NUMBER_()) {
+            result.getParameters().add(new LiteralExpressionSegment(ctx.getStart().getStartIndex(), ctx.getStop().getStopIndex(), ctx.NUMBER_().getText()));
+        }
+        return result;
+    }
+    
     @Override
     public final ASTNode visitCharFunction(final CharFunctionContext ctx) {
         calculateParameterCount(ctx.expr());
diff --git a/test/it/parser/src/main/resources/case/dml/select.xml b/test/it/parser/src/main/resources/case/dml/select.xml
index fa588d4f47a62..2e4c1d956f77f 100644
--- a/test/it/parser/src/main/resources/case/dml/select.xml
+++ b/test/it/parser/src/main/resources/case/dml/select.xml
@@ -3771,7 +3771,7 @@
         </where>
     </select>
 
-    <select sql-case-id="select_with_convert_function">
+    <select sql-case-id="select_with_convert_function1">
         <from>
             <simple-table name="t_order" start-index="70" stop-index="76" />
         </from>
@@ -3797,6 +3797,299 @@
         </where>
     </select>
 
+    <select sql-case-id="select_with_convert_function2">
+        <projections start-index="7" stop-index="246">
+            <column-projection name="sequence_name" start-index="7" stop-index="19" />
+            <column-projection name="sequence_catalog" start-index="22" stop-index="37" />
+            <column-projection name="sequence_schema" start-index="40" stop-index="54" />
+            <expression-projection alias="start_value" text="convert( bigint, start_value )" start-index="57" stop-index="101">
+                <expr>
+                    <function function-name="convert" text="convert( bigint, start_value )" start-index="57" stop-index="86">
+                        <parameter>
+                            <data-type value="bigint" start-index="66" stop-index="71" />
+                        </parameter>
+                        <parameter>
+                            <column name="start_value" start-index="74" stop-index="84" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+            <expression-projection alias="minimum_value" text="convert( bigint, minimum_value )" start-index="104" stop-index="152">
+                <expr>
+                    <function function-name="convert" text="convert( bigint, minimum_value )" start-index="104" stop-index="135">
+                        <parameter>
+                            <data-type value="bigint" start-index="113" stop-index="118" />
+                        </parameter>
+                        <parameter>
+                            <column name="minimum_value" start-index="121" stop-index="133" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+            <expression-projection alias="maximum_value" text="convert( bigint, maximum_value )" start-index="155" stop-index="203">
+                <expr>
+                    <function function-name="convert" text="convert( bigint, maximum_value )" start-index="155" stop-index="186">
+                        <parameter>
+                            <data-type value="bigint" start-index="164" stop-index="169" />
+                        </parameter>
+                        <parameter>
+                            <column name="maximum_value" start-index="172" stop-index="184" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+            <expression-projection alias="increment" text="convert( bigint, increment )" start-index="206" stop-index="246">
+                <expr>
+                    <function function-name="convert" text="convert( bigint, increment )" start-index="206" stop-index="233">
+                        <parameter>
+                            <data-type value="bigint" start-index="215" stop-index="220" />
+                        </parameter>
+                        <parameter>
+                            <column name="increment" start-index="223" stop-index="231" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+        <from>
+            <simple-table name="SEQUENCES" start-index="253" stop-index="280">
+                <owner name="INFORMATION_SCHEMA" start-index="253" stop-index="270" />
+            </simple-table>
+        </from>
+    </select>
+
+    <select sql-case-id="select_with_convert_function3">
+        <projections start-index="7" stop-index="37">
+            <expression-projection text="CONVERT(NVARCHAR, GETDATE(), 0)" start-index="7" stop-index="37">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(NVARCHAR, GETDATE(), 0)" start-index="7" stop-index="37">
+                        <parameter>
+                            <data-type value="NVARCHAR" start-index="15" stop-index="22" />
+                        </parameter>
+                        <parameter>
+                            <function function-name="GETDATE" text="GETDATE()" start-index="25" stop-index="33" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="0" start-index="7" stop-index="37" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_function4">
+        <projections start-index="7" stop-index="61">
+            <expression-projection text="CONVERT(DECIMAL(10, 5), CONVERT(VARBINARY(20), @myval))" start-index="7" stop-index="61">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(DECIMAL(10, 5), CONVERT(VARBINARY(20), @myval))" start-index="7" stop-index="61">
+                        <parameter>
+                            <data-type value="DECIMAL" start-index="15" stop-index="28" />
+                        </parameter>
+                        <parameter>
+                            <function function-name="CONVERT" text="CONVERT(VARBINARY(20), @myval)" start-index="31" stop-index="60">
+                                <parameter>
+                                    <data-type value="VARBINARY" start-index="39" stop-index="51" />
+                                </parameter>
+                                <parameter>
+                                    <column name="@myval" start-index="54" stop-index="59" />
+                                </parameter>
+                            </function>
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_function5">
+        <projections start-index="7" stop-index="69">
+            <expression-projection alias="Style 0, character to binary" text="CONVERT(BINARY(8), 'Name', 0)" start-index="7" stop-index="69">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(BINARY(8), 'Name', 0)" start-index="7" stop-index="35">
+                        <parameter>
+                            <data-type value="BINARY" start-index="15" stop-index="23" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="Name" start-index="26" stop-index="31" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="0" start-index="7" stop-index="35" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_xml1">
+        <projections start-index="7" stop-index="43">
+            <expression-projection text="CONVERT(XML, '&lt;root&gt;&lt;child/&gt;&lt;/root&gt;')" start-index="7" stop-index="43">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(XML, '&lt;root&gt;&lt;child/&gt;&lt;/root&gt;')" start-index="7" stop-index="43">
+                        <parameter>
+                            <data-type value="XML" start-index="15" stop-index="17" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="&lt;root&gt;&lt;child/&gt;&lt;/root&gt;" start-index="20" stop-index="42" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_xml2">
+        <projections start-index="7" stop-index="65">
+            <expression-projection text="CONVERT(XML, '&lt;root&gt;          &lt;child/&gt;         &lt;/root&gt;', 1)" start-index="7" stop-index="65">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(XML, '&lt;root&gt;          &lt;child/&gt;         &lt;/root&gt;', 1)" start-index="7" stop-index="65">
+                        <parameter>
+                            <data-type value="XML" start-index="15" stop-index="17" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="&lt;root&gt;          &lt;child/&gt;         &lt;/root&gt;" start-index="20" stop-index="61" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="1" start-index="7" stop-index="65" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_cast_convert_function">
+        <projections start-index="7" stop-index="149">
+            <expression-projection alias="UnconvertedDateTime" text="GETDATE()" start-index="7" stop-index="38">
+                <expr>
+                    <function function-name="GETDATE" text="GETDATE()" start-index="7" stop-index="15" />
+                </expr>
+            </expression-projection>
+            <expression-projection alias="UsingCast" text="CAST(GETDATE() AS NVARCHAR(30))" start-index="41" stop-index="84">
+                <expr>
+                    <function function-name="CAST" text="CAST(GETDATE() AS NVARCHAR(30))" start-index="41" stop-index="71">
+                        <parameter>
+                            <data-type value="NVARCHAR" start-index="59" stop-index="70" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+            <expression-projection alias="UsingConvertTo_ISO8601" text="CONVERT(NVARCHAR(30), GETDATE(), 126)" start-index="87" stop-index="149">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(NVARCHAR(30), GETDATE(), 126)" start-index="87" stop-index="123">
+                        <parameter>
+                            <data-type value="NVARCHAR" start-index="95" stop-index="106" />
+                        </parameter>
+                        <parameter>
+                            <function function-name="GETDATE" text="GETDATE()" start-index="109" stop-index="117" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="126" start-index="87" stop-index="123" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_cast_convert_datetime">
+        <projections start-index="7" stop-index="187">
+            <expression-projection alias="UnconvertedText" text="2006-04-25T15:50:59.997" start-index="7" stop-index="50">
+                <expr>
+                    <literal-expression value="2006-04-25T15:50:59.997" start-index="7" stop-index="31" />
+                </expr>
+            </expression-projection>
+            <expression-projection alias="UsingCast" text="CAST('2006-04-25T15:50:59.997' AS DATETIME)" start-index="53" stop-index="108">
+                <expr>
+                    <function function-name="CAST" text="CAST('2006-04-25T15:50:59.997' AS DATETIME)" start-index="53" stop-index="95">
+                        <parameter>
+                            <literal-expression value="2006-04-25T15:50:59.997" start-index="58" stop-index="82" />
+                        </parameter>
+                        <parameter>
+                            <data-type value="DATETIME" start-index="87" stop-index="94" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+            <expression-projection alias="UsingConvertFrom_ISO8601" text="CONVERT(DATETIME, '2006-04-25T15:50:59.997', 126)" start-index="111" stop-index="187">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(DATETIME, '2006-04-25T15:50:59.997', 126)" start-index="111" stop-index="159">
+                        <parameter>
+                            <data-type value="DATETIME" start-index="119" stop-index="126" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="2006-04-25T15:50:59.997" start-index="129" stop-index="153" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="126" start-index="111" stop-index="159" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_hex1">
+        <projections start-index="7" stop-index="71">
+            <expression-projection alias="Style 0, binary to character" text="CONVERT(CHAR(8), 0x4E616d65, 0)" start-index="7" stop-index="71">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(CHAR(8), 0x4E616d65, 0)" start-index="7" stop-index="37">
+                        <parameter>
+                            <data-type value="CHAR" start-index="15" stop-index="21" />
+                        </parameter>
+                        <parameter>
+                            <common-expression literal-text="0x4E616d65" start-index="24" stop-index="33" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="0" start-index="7" stop-index="37" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_hex2">
+        <projections start-index="7" stop-index="71">
+            <expression-projection alias="Style 1, binary to character" text="CONVERT(CHAR(8), 0x4E616d65, 1)" start-index="7" stop-index="71">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(CHAR(8), 0x4E616d65, 1)" start-index="7" stop-index="37">
+                        <parameter>
+                            <data-type value="CHAR" start-index="15" stop-index="21" />
+                        </parameter>
+                        <parameter>
+                            <common-expression literal-text="0x4E616d65" start-index="24" stop-index="33" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="1" start-index="7" stop-index="37" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_with_convert_hex3">
+        <projections start-index="7" stop-index="75">
+            <expression-projection alias="Style 1, character to binary" text="CONVERT(BINARY(4), '0x4E616D65', 1)" start-index="7" stop-index="75">
+                <expr>
+                    <function function-name="CONVERT" text="CONVERT(BINARY(4), '0x4E616D65', 1)" start-index="7" stop-index="41">
+                        <parameter>
+                            <data-type value="BINARY" start-index="15" stop-index="23" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="0x4E616D65" start-index="26" stop-index="37" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="1" start-index="7" stop-index="41" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
     <select sql-case-id="select_with_json_extract">
         <from>
             <simple-table name="tb_content_json" start-index="70" stop-index="84" />
diff --git a/test/it/parser/src/main/resources/sql/supported/dml/select.xml b/test/it/parser/src/main/resources/sql/supported/dml/select.xml
index cff56d26a3f10..a7927b8ecd1ef 100644
--- a/test/it/parser/src/main/resources/sql/supported/dml/select.xml
+++ b/test/it/parser/src/main/resources/sql/supported/dml/select.xml
@@ -90,7 +90,18 @@
     <sql-case id="select_with_match_against" value="SELECT * FROM t_order_item WHERE MATCH(t_order_item.description) AGAINST (? IN NATURAL LANGUAGE MODE) AND user_id = ?" db-types="MySQL" />
     <sql-case id="select_with_json_separator" value="select content_json->>'$.nation' as nation,content_json->>'$.title' as title from tb_content_json b where b.content_id=1" db-types="MySQL" />
     <sql-case id="select_with_json_value_return_type" value="SELECT * FROM t_order WHERE JSON_VALUE(items, '$.name' RETURNING VARCHAR(100)) = 'jack'" db-types="MySQL" />
-    <sql-case id="select_with_convert_function" value="SELECT CONVERT(SUBSTRING(content, 5) , SIGNED) AS signed_content FROM t_order WHERE order_id = 1" db-types="MySQL" />
+    <sql-case id="select_with_convert_function1" value="SELECT CONVERT(SUBSTRING(content, 5) , SIGNED) AS signed_content FROM t_order WHERE order_id = 1" db-types="MySQL" />
+    <sql-case id="select_with_convert_function2" value="select sequence_name, sequence_catalog, sequence_schema, convert( bigint, start_value ) as start_value, convert( bigint, minimum_value ) as minimum_value, convert( bigint, maximum_value ) as maximum_value, convert( bigint, increment ) as increment from INFORMATION_SCHEMA.SEQUENCES" db-types="SQLServer" />
+    <sql-case id="select_with_convert_function3" value="SELECT CONVERT(NVARCHAR, GETDATE(), 0)" db-types="SQLServer" />
+    <sql-case id="select_with_convert_function4" value="SELECT CONVERT(DECIMAL(10, 5), CONVERT(VARBINARY(20), @myval))" db-types="SQLServer" />
+    <sql-case id="select_with_convert_function5" value="SELECT CONVERT(BINARY(8), 'Name', 0) AS [Style 0, character to binary]" db-types="SQLServer" />
+    <sql-case id="select_with_convert_xml1" value="SELECT CONVERT(XML, '&lt;root&gt;&lt;child/&gt;&lt;/root&gt;')" db-types="SQLServer" />
+    <sql-case id="select_with_convert_xml2" value="SELECT CONVERT(XML, '&lt;root&gt;          &lt;child/&gt;         &lt;/root&gt;', 1)" db-types="SQLServer" />
+    <sql-case id="select_cast_convert_function" value="SELECT GETDATE() AS UnconvertedDateTime, CAST(GETDATE() AS NVARCHAR(30)) AS UsingCast, CONVERT(NVARCHAR(30), GETDATE(), 126) AS UsingConvertTo_ISO8601" db-types="SQLServer" />
+    <sql-case id="select_cast_convert_datetime" value="SELECT '2006-04-25T15:50:59.997' AS UnconvertedText, CAST('2006-04-25T15:50:59.997' AS DATETIME) AS UsingCast, CONVERT(DATETIME, '2006-04-25T15:50:59.997', 126) AS UsingConvertFrom_ISO8601" db-types="SQLServer" />
+    <sql-case id="select_with_convert_hex1" value="SELECT CONVERT(CHAR(8), 0x4E616d65, 0) AS [Style 0, binary to character]" db-types="SQLServer" />
+    <sql-case id="select_with_convert_hex2" value="SELECT CONVERT(CHAR(8), 0x4E616d65, 1) AS [Style 1, binary to character]" db-types="SQLServer" />
+    <sql-case id="select_with_convert_hex3" value="SELECT CONVERT(BINARY(4), '0x4E616D65', 1) AS [Style 1, character to binary]" db-types="SQLServer" />
     <sql-case id="select_with_json_extract" value="SELECT content_json::json->'title', content_json::json->'nation' FROM tb_content_json WHERE content_id = 1" db-types="PostgreSQL,openGauss" />
     <sql-case id="select_with_json_extract_text" value="SELECT * FROM tb_content_json WHERE content_json::json->>'nation'='CHINA'" db-types="PostgreSQL,openGauss" />
     <sql-case id="select_with_json_path_extract" value="SELECT content_json::json#>'{keyword,1}' FROM tb_content_json" db-types="PostgreSQL,openGauss" />