Fixed drop GTT in classic server

Author: AlexPeshkoff

src/jrd/CacheVector.h

@@ -881,6 +881,7 @@ class CacheElement : public ElementBase, public P
 	void reset(thread_db* tdbb, bool erase) override
 	{
 		storeObject(tdbb, nullptr, erase ? CacheFlag::ERASED : 0);
+		P::reloadAst(tdbb, erase);
 	}
 
 public:

src/jrd/CharSetContainer.h

@@ -55,7 +55,8 @@ class CharSetContainer : public Firebird::PermanentStorage
 
 	static bool destroy(thread_db* tdbb, CharSetContainer* container);
 	static CharSetContainer* create(thread_db* tdbb, MetaId id);
-	void releaseLock(thread_db*) { }
+	void releaseLock(thread_db* tdbb) { }
+	void reloadAst(thread_db* tdbb, bool erase) { }
 
 	Firebird::CharSet* getCharSet()
 	{

src/jrd/Relation.h

@@ -206,7 +206,8 @@ class DbTriggersHeader : public Firebird::PermanentStorage
 	const QualifiedName& getName() const noexcept;
 
 	static bool destroy(thread_db* tdbb, DbTriggersHeader* trigs);
-	void releaseLock(thread_db*) { }
+	void releaseLock(thread_db* tdbb) { }
+	void reloadAst(thread_db* tdbb, bool erase) { }
 
 private:
 	MetaId type;
@@ -480,7 +481,8 @@ class IndexPermanent : public Firebird::PermanentStorage
 		return idp_id;
 	}
 
-	void releaseLock(thread_db*) { }
+	void releaseLock(thread_db* tdbb) { }
+	void reloadAst(thread_db* tdbb, bool erase) { }
 
 	RelationPermanent* getRelation() noexcept
 	{
@@ -835,6 +837,12 @@ class RelationPermanent : public Firebird::PermanentStorage
 	~RelationPermanent();
 	static bool destroy(thread_db* tdbb, RelationPermanent* rel);
 
+	void reloadAst(thread_db* tdbb, bool erase)
+	{
+		if (erase)
+			dropTempPages(tdbb);
+	}
+
 	void makeLocks(thread_db* tdbb, Cached::Relation* relation);
 	static constexpr USHORT getRelLockKeyLength() noexcept;
 	Lock* createLock(thread_db* tdbb, lck_t, bool);

src/jrd/Routine.h

@@ -64,7 +64,8 @@ namespace Jrd
 		}
 
 		static bool destroy(thread_db* tdbb, RoutinePermanent* routine);
-		void releaseLock(thread_db*) { }
+		void reloadAst(thread_db* tdbb, bool erase) { }
+		void releaseLock(thread_db* tdbb) { }
 
 		const QualifiedName& getName() const noexcept { return name; }
 		void setName(const QualifiedName& value) { name = value; }