fix: correct database query examples in templates

Author: ulleo

backend/templates/sql_examples/AWS_Redshift.yaml

@@ -51,6 +51,7 @@ template:
             COUNT("t1"."订单ID") AS "total_orders",
             CONCAT(ROUND("t1"."折扣率" * 100, 2), '%') AS "discount_percent"
           FROM "TEST"."SALES" "t1"
+          GROUP BY "t1"."订单ID", "t1"."金额", "t1"."折扣率"
           LIMIT 100
         </output-good>
       </example>

backend/templates/sql_examples/DM.yaml

@@ -52,6 +52,7 @@ template:
             COUNT("t1"."订单ID") AS "total_orders",
             TO_CHAR("t1"."折扣率" * 100, '990.99') || '%' AS "discount_percent"
           FROM "TEST"."ORDERS" "t1"
+          GROUP BY "t1"."订单ID", "t1"."金额", "t1"."折扣率"
           LIMIT 100
         </output-good>
       </example>

backend/templates/sql_examples/Doris.yaml

@@ -53,6 +53,7 @@ template:
             COUNT(`t1`.`订单ID`) AS `total_orders`,
             CONCAT(ROUND(`t1`.`折扣率` * 100, 2), '%') AS `discount_percent`
           FROM `test`.`orders` `t1`
+          GROUP BY `t1`.`订单ID`, `t1`.`金额`, `t1`.`折扣率`
           LIMIT 100
         </output-good>
       </example>

backend/templates/sql_examples/Hive.yaml

@@ -52,6 +52,7 @@ template:
             COUNT(`t1`.`订单ID`) AS `total_orders`,
             CONCAT(CAST(ROUND(`t1`.`折扣率` * 100, 2) AS STRING), '%') AS `discount_percent`
           FROM `ods`.`orders` `t1`
+          GROUP BY `t1`.`订单ID`, `t1`.`金额`, `t1`.`折扣率`
           LIMIT 100
         </output-good>
       </example>

backend/templates/sql_examples/Microsoft_SQL_Server.yaml

@@ -52,6 +52,7 @@ template:
             COUNT([o].[订单ID]) AS [total_orders],
             CONVERT(VARCHAR, ROUND([o].[折扣率] * 100, 2)) + '%' AS [discount_percent]
           FROM [Sales].[Orders] [o]
+          GROUP BY [o].[订单ID], [o].[金额], [o].[折扣率]
         </output-good>
       </example>
 

backend/templates/sql_examples/MySQL.yaml

@@ -51,6 +51,7 @@ template:
             COUNT(`t1`.`订单ID`) AS `total_orders`,
             CONCAT(ROUND(`t1`.`折扣率` * 100, 2), '%') AS `discount_percent`
           FROM `test`.`orders` `t1`
+          GROUP BY `t1`.`订单ID`, `t1`.`金额`, `t1`.`折扣率`
           LIMIT 100
         </output-good>
       </example>

backend/templates/sql_examples/Oracle.yaml

@@ -116,6 +116,7 @@ template:
             COUNT("t1"."订单ID") AS "total_orders",
             TO_CHAR("t1"."折扣率" * 100, '990.99') || '%' AS "discount_percent"
           FROM "TEST"."ORDERS" "t1"
+          GROUP BY "t1"."订单ID", "t1"."金额", "t1"."折扣率"
           WHERE ROWNUM <= 100
         </output-good>
       </example>

backend/templates/sql_examples/PostgreSQL.yaml

@@ -46,6 +46,7 @@ template:
             COUNT("t1"."订单ID") AS "total_orders",
             ROUND("t1"."折扣率" * 100, 2) || '%' AS "discount_percent"
           FROM "TEST"."ORDERS" "t1"
+          GROUP BY "t1"."订单ID", "t1"."金额", "t1"."折扣率"
           LIMIT 100
         </output-good>
       </example>