新增找尋進出校園的位置

WebApi_data_value/Controllers/Yuntech_in_car_tableController.cs

@@ -218,6 +218,27 @@ namespace WebApi_data_value.Controllers
         }
         #endregion
 
+        #region 尋找所有進出校園的地點
+        ///<summary>
+        ///尋找所有進出校園的地點
+        /// </summary>
+        /// <returns></returns>
+        [HttpGet("location_name")]
+        public async Task<IEnumerable<object>> Get_in_Yuntech_location_name()
+        {
+            var location_name_table = await _context.yuntech_in_car_table
+                                        .GroupBy(c=>c.location)
+                                        .Select(group => new
+                                        {
+                                            location_name = group.Key,
+                                        })
+                                        .ToListAsync();
+
+
+            return location_name_table;
+        }
+        #endregion
+
 
         #region 新增資料
         /// <summary>

WebApi_data_value/Program.cs

@@ -17,8 +17,8 @@ builder.Services.AddCors();
 builder.Services.AddControllers();
 
 // 連線PostgreSQL資料庫
-//var connectionString = "Server=140.125.20.183;UserID=postgres;password=EL404el404;Database=postgres;port=5432;Search Path=public;CommandTimeout=1800";
+var connectionString = "Server=140.125.20.183;UserID=postgres;password=EL404el404;Database=postgres;port=5432;Search Path=public;CommandTimeout=1800";
-var connectionString = "Server=127.0.0.1;UserID=postgres;password=EL404el404;Database=postgres;port=5432;Search Path=public;CommandTimeout=1800";
+//var connectionString = "Server=127.0.0.1;UserID=postgres;password=EL404el404;Database=postgres;port=5432;Search Path=public;CommandTimeout=1800";
 builder.Services.AddDbContext<SqlContext>(opt => opt.UseNpgsql(connectionString));