#2324 bug fixes

sharding-core/sharding-core-parse/sharding-core-parse-mysql/src/main/antlr4/imports/mysql/BaseRule.g4

@@ -302,7 +302,7 @@ regularFunction_
     ;
 
 regularFunctionName_
-    : identifier_ | IF | CURRENT_TIMESTAMP | LOCALTIME | LOCALTIMESTAMP | NOW | REPLACE
+    : identifier_ | IF | CURRENT_TIMESTAMP | LOCALTIME | LOCALTIMESTAMP | NOW | REPLACE | INTERVAL
     ;
 
 matchExpression_

sharding-core/sharding-core-parse/sharding-core-parse-test/src/test/resources/parser/select.xml

@@ -882,4 +882,12 @@
             <table-token start-index="14" table-name="t_order" length="7" />
         </tokens>
     </parser-result>
+    <parser-result sql-case-id="select_with_interval_function">
+        <tables>
+            <table name="t_order"/>
+        </tables>
+        <tokens>
+            <table-token start-index="41" table-name="t_order" length="7" />
+        </tokens>
+    </parser-result>
 </parser-result-sets>

sharding-sql-test/src/main/resources/sql/dql/select.xml

@@ -65,4 +65,5 @@
     <sql-case id="select_special_function_nested" value="SELECT sum(if(status=0, 1, 0)) FROM t_order" />
     <sql-case id="select_with_row_subquery_without_row_keyword" value="SELECT * FROM t_order WHERE (user_id,order_id) = (SELECT user_id,order_id FROM t_order_item WHERE id = 10)" db-types="MySQL" />
     <sql-case id="select_with_row_subquery" value="SELECT * FROM t_order WHERE ROW(user_id,order_id) = (SELECT user_id,order_id FROM t_order_item WHERE id = 10)" db-types="MySQL" />
+    <sql-case id="select_with_interval_function" value="SELECT INTERVAL(status,1,5) inSales FROM t_order" db-types="MySQL" />
 </sql-cases>