Add more test cases on Doris SQL parser (#37676)

Author: terrymanu

test/it/parser/src/main/resources/case/dml/lock-table.xml

@@ -20,4 +20,8 @@
 <sql-parser-test-cases>
     <lock sql-case-id="lock-table" />
     <lock sql-case-id="lock-table-remote" />
+    <lock sql-case-id="lock_table_with_alias_doris">
+        <table name="t1" start-index="12" stop-index="13" />
+        <table name="t1" alias="a" start-index="21" stop-index="27" />
+    </lock>
 </sql-parser-test-cases>

test/it/parser/src/main/resources/sql/supported/dal/set.xml

@@ -17,7 +17,7 @@
   -->
 
 <sql-cases>
-    <sql-case id="set_user_variable" value="SET @drop = IF(@have_ndb = 0, @drop_cmd, 'SET @dummy = 0')" db-types="MySQL" />
+    <sql-case id="set_user_variable" value="SET @drop = IF(@have_ndb = 0, @drop_cmd, 'SET @dummy = 0')" db-types="MySQL,Doris" />
     <sql-case id="set_parameter_equal" value="SET configuration_parameter = 'value'" db-types="PostgreSQL,openGauss, MySQL,Doris" />
     <sql-case id="set_parameter_equal_number" value="SET extra_float_digits = 3" db-types="PostgreSQL,openGauss, MySQL" />
     <sql-case id="set_parameter_equal_session_mysql" value="SET SESSION configuration_parameter = 'value'" db-types="MySQL" />

test/it/parser/src/main/resources/sql/supported/dml/lock-table.xml

@@ -19,4 +19,5 @@
 <sql-cases>
     <sql-case id="lock-table" value="LOCK TABLE employees IN EXCLUSIVE MODE NOWAIT" db-types="Oracle" />
     <sql-case id="lock-table-remote" value="LOCK TABLE employees@remote IN SHARE MODE" db-types="Oracle" />
+    <sql-case id="lock_table_with_alias_doris" value="LOCK TABLES t1 READ, t1 AS a READ" db-types="Doris" />
 </sql-cases>