change catalog extension

Author: Banyc

.gitignore

@@ -6,6 +6,6 @@ obj/
 *secret*
 *.minidb
 .vs/
-*.indices.txt
-*.tables.txt
+*.indices.dbcatalog
+*.tables.dbcatalog
 workshop/

src/MiniSQL.CatalogManager/Controllers/Catalog_index.cs

@@ -90,13 +90,13 @@ public bool If_in(string name)
         public void AssertExist(string name)
         {
             if (!If_in(name))
-                throw new TableOrIndexNotExistsException($"Index {name} not exists");
+                throw new TableOrIndexNotExistsException($"Index \"{name}\" not exists");
         }
 
         public void AssertNotExist(string name)
         {
             if (If_in(name))
-                throw new TableOrIndexAlreadyExistsException($"Index {name} already exists");
+                throw new TableOrIndexAlreadyExistsException($"Index \"{name}\" already exists");
         }
 
         //update the rootPage of the index named 'name'
@@ -189,9 +189,9 @@ public string Of_table(string Indexname)
         }
         public void Load_index()
         {
-            if (System.IO.File.Exists($"{_databaseName}.indices.txt"))
+            if (System.IO.File.Exists($"{_databaseName}.indices.dbcatalog"))
             {
-                using (FileStream fs = new FileStream($"{_databaseName}.indices.txt", FileMode.Open))
+                using (FileStream fs = new FileStream($"{_databaseName}.indices.dbcatalog", FileMode.Open))
                 {
                     BinaryFormatter bf = new BinaryFormatter();
                     this.index = bf.Deserialize(fs) as List<Models.Index>;
@@ -208,7 +208,7 @@ public void Load_index()
 
         public void Save_index(List<Models.Index> index)
         {
-            using (FileStream fs = new FileStream($"{_databaseName}.indices.txt", FileMode.Create))
+            using (FileStream fs = new FileStream($"{_databaseName}.indices.dbcatalog", FileMode.Create))
             {
                 BinaryFormatter bf = new BinaryFormatter();
                 bf.Serialize(fs, index);

src/MiniSQL.CatalogManager/Controllers/Catalog_table.cs

@@ -97,13 +97,13 @@ public bool If_in(string name)
         public void AssertExist(string name)
         {
             if (!If_in(name))
-                throw new TableOrIndexNotExistsException($"Table {name} not exists");
+                throw new TableOrIndexNotExistsException($"Table \"{name}\" not exists");
         }
 
         public void AssertNotExist(string name)
         {
             if (If_in(name))
-                throw new TableOrIndexAlreadyExistsException($"Table {name} already exists");
+                throw new TableOrIndexAlreadyExistsException($"Table \"{name}\" already exists");
         }
 
         //update the rootPage of the table named 'name'
@@ -197,9 +197,9 @@ public void DropStatementForTable(DropStatement dropStatement)
         //load the table from file and store the data into tables
         public void Load_table()
         {
-            if (System.IO.File.Exists($"{_databaseName}.tables.txt"))
+            if (System.IO.File.Exists($"{_databaseName}.tables.dbcatalog"))
             {
-                using (FileStream fs = new FileStream($"{_databaseName}.tables.txt", FileMode.Open))
+                using (FileStream fs = new FileStream($"{_databaseName}.tables.dbcatalog", FileMode.Open))
                 {
                     BinaryFormatter bf = new BinaryFormatter();
                     this.tables = bf.Deserialize(fs) as List<Models.Table>;
@@ -216,7 +216,7 @@ public void Load_table()
         //save data of tables into the file
         public void Save_table(List<Models.Table> tables)
         {
-            using (FileStream fs = new FileStream($"{_databaseName}.tables.txt", FileMode.Create))
+            using (FileStream fs = new FileStream($"{_databaseName}.tables.dbcatalog", FileMode.Create))
             {
                 BinaryFormatter bf = new BinaryFormatter();
                 bf.Serialize(fs, tables);

src/MiniSQL.CatalogManager/Program.cs

@@ -496,8 +496,8 @@ static bool CheckUpdate()
         static void Main(string[] args)
         {
             Console.WriteLine("[CatalogManager] Start!");
-            File.Delete($"./test.indices.txt");
-            File.Delete($"./test.tables.txt");
+            File.Delete($"./test.indices.dbcatalog");
+            File.Delete($"./test.tables.dbcatalog");
             CheckCreate();
             CheckUpdate();
             CheckGetSchemaRecord();

src/MiniSQL.Startup/Controllers/DatabaseController.cs

@@ -44,8 +44,8 @@ public void DropDatabase(string databaseName)
                 IsUsingDatabase = false;
             }
             File.Delete($"{databaseName}.minidb");
-            File.Delete($"{databaseName}.indices.txt");
-            File.Delete($"{databaseName}.tables.txt");
+            File.Delete($"{databaseName}.indices.dbcatalog");
+            File.Delete($"{databaseName}.tables.dbcatalog");
         }
 
         public void ClosePager()