Fix table status revert. (#2353)

### What problem does this PR solve?

Fix table lock bug when creating a read txn.

Issue link:#2321

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
- [x] Test cases

src/storage/meta/entry/table_entry.cpp

@@ -1558,7 +1558,7 @@ bool TableEntry::SetCompact(TableStatus &status, Txn *txn) {
         return false;
     }
     table_status_ = TableStatus::kCompacting;
-    txn->txn_store()->SetCompacting();
+    txn->txn_store()->SetCompacting(this);
     LOG_TRACE(fmt::format("SetCompact success. Table {} is in status: {}", encode(), u8(table_status_)));
     return true;
 }
@@ -1571,7 +1571,7 @@ bool TableEntry::SetCreatingIndex(TableStatus &status, Txn *txn) {
         return false;
     }
     table_status_ = TableStatus::kCreatingIndex;
-    txn->txn_store()->SetCreatingIndex();
+    txn->txn_store()->SetCreatingIndex(this);
     LOG_TRACE(fmt::format("SetCreatingIndex success. Table {} is in status: {}", encode(), u8(table_status_)));
     return true;
 }

src/storage/txn/txn.cpp

@@ -55,6 +55,7 @@ import infinity_context;
 import admin_statement;
 import global_resource_usage;
 import wal_manager;
+import defer_op;
 
 namespace infinity {
 
@@ -534,6 +535,7 @@ WalEntry *Txn::GetWALEntry() const { return wal_entry_.get(); }
 // }
 
 TxnTimeStamp Txn::Commit() {
+    DeferFn defer_op([&] { txn_store_.RevertTableStatus(); });
     if (wal_entry_->cmds_.empty() && txn_store_.ReadOnly()) {
         // Don't need to write empty WalEntry (read-only transactions).
         TxnTimeStamp commit_ts = txn_mgr_->GetReadCommitTS(this);
@@ -623,6 +625,7 @@ void Txn::CancelCommitBottom() {
 }
 
 void Txn::Rollback() {
+    DeferFn defer_op([&] { txn_store_.RevertTableStatus(); });
     auto state = this->GetTxnState();
     TxnTimeStamp abort_ts = 0;
     if (state == TxnState::kStarted) {

src/storage/txn/txn_store.cpp

@@ -296,9 +296,6 @@ Tuple<UniquePtr<String>, Status> TxnTableStore::Compact(Vector<Pair<SharedPtr<Se
 }
 
 void TxnTableStore::Rollback(TransactionID txn_id, TxnTimeStamp abort_ts) {
-    if (added_txn_num_) {
-        table_entry_->DecWriteTxnNum();
-    }
     if (append_state_.get() != nullptr) {
         // Rollback the data already been appended.
         Catalog::RollbackAppend(table_entry_, txn_id, abort_ts, this);
@@ -453,9 +450,6 @@ void TxnTableStore::Commit(TransactionID txn_id, TxnTimeStamp commit_ts) {
             }
         }
     }
-    if (added_txn_num_) {
-        table_entry_->DecWriteTxnNum();
-    }
 }
 
 void TxnTableStore::MaintainCompactionAlg() {
@@ -526,6 +520,20 @@ void TxnTableStore::AddDeltaOp(CatalogDeltaEntry *local_delta_ops, TxnManager *t
     }
 }
 
+void TxnTableStore::TryRevert() {
+    if (table_status_ == TxnStoreStatus::kCompacting) {
+        table_status_ = TxnStoreStatus::kNone;
+        table_entry_->SetCompactDone();
+    } else if (table_status_ == TxnStoreStatus::kCreatingIndex) {
+        table_status_ = TxnStoreStatus::kNone;
+        table_entry_->SetCreateIndexDone();
+    }
+    if (added_txn_num_) {
+        added_txn_num_ = false;
+        table_entry_->DecWriteTxnNum();
+    }
+}
+
 TxnStore::TxnStore(Txn *txn, Catalog *catalog) : txn_(txn), catalog_(catalog) {}
 
 void TxnStore::AddDBStore(DBEntry *db_entry) { txn_dbs_.emplace(db_entry, ptr_seq_n_++); }
@@ -679,8 +687,6 @@ void TxnStore::CommitBottom(TransactionID txn_id, TxnTimeStamp commit_ts) {
     for (auto [table_entry, ptr_seq_n] : txn_tables_) {
         table_entry->Commit(commit_ts);
     }
-
-    this->RevertTableStatus();
 }
 
 void TxnStore::Rollback(TransactionID txn_id, TxnTimeStamp abort_ts) {
@@ -699,8 +705,6 @@ void TxnStore::Rollback(TransactionID txn_id, TxnTimeStamp abort_ts) {
         db_entry->Cleanup();
         catalog_->RemoveDBEntry(db_entry, txn_id);
     }
-
-    this->RevertTableStatus();
 }
 
 bool TxnStore::ReadOnly() const {
@@ -727,18 +731,13 @@ bool TxnStore::ReadOnly() const {
 }
 
 void TxnStore::RevertTableStatus() {
-    if (table_status_ == TxnStoreStatus::kCompacting) {
-        for (const auto &[table_name, table_store] : txn_tables_store_) {
-            LOG_INFO(fmt::format("Txn {}: Revert table {} status from compacting to done", txn_->TxnID(), table_name));
-            table_store->GetTableEntry()->SetCompactDone();
-        }
-    } else if (table_status_ == TxnStoreStatus::kCreatingIndex) {
-        for (const auto &[table_name, table_store] : txn_tables_store_) {
-            LOG_INFO(fmt::format("Txn {}: Revert table {} status from creating index to done", txn_->TxnID(), table_name));
-            table_store->GetTableEntry()->SetCreateIndexDone();
-        }
-        return;
+    for (const auto &[table_name, table_store] : txn_tables_store_) {
+        table_store->TryRevert();
     }
 }
 
+void TxnStore::SetCompacting(TableEntry *table_entry) { GetTxnTableStore(table_entry)->SetCompacting(); }
+
+void TxnStore::SetCreatingIndex(TableEntry *table_entry) { GetTxnTableStore(table_entry)->SetCreatingIndex(); }
+
 } // namespace infinity

src/storage/txn/txn_store.cppm

@@ -165,6 +165,8 @@ public: // Setter, Getter
 
     void AddWriteTxnNum() { added_txn_num_ = true; }
 
+    bool AddedTxnNum() const { return added_txn_num_; }
+
 private:
     std::mutex mtx_{};
 
@@ -190,6 +192,21 @@ private:
     bool added_txn_num_{false};
 
     bool has_update_{false};
+
+public:
+    void SetCompacting() { table_status_ = TxnStoreStatus::kCompacting; }
+
+    void SetCreatingIndex() { table_status_ = TxnStoreStatus::kCreatingIndex; }
+
+    void TryRevert();
+
+private:
+    enum struct TxnStoreStatus {
+        kNone = 0,
+        kCreatingIndex,
+        kCompacting,
+    };
+    TxnStoreStatus table_status_{TxnStoreStatus::kNone};
 };
 
 export class TxnStore {
@@ -232,18 +249,11 @@ public:
 
     void RevertTableStatus();
 
-    void SetCompacting() { table_status_ = TxnStoreStatus::kCompacting; }
+    void SetCompacting(TableEntry *table_entry);
 
-    void SetCreatingIndex() { table_status_ = TxnStoreStatus::kCreatingIndex; }
+    void SetCreatingIndex(TableEntry *table_entry);
 
 private:
-    enum struct TxnStoreStatus {
-        kNone = 0,
-        kCreatingIndex,
-        kCompacting,
-    };
-    TxnStoreStatus table_status_{TxnStoreStatus::kNone};
-
     // Txn store
     Txn *txn_{}; // TODO: remove this
     Catalog *catalog_{};

test/sql/ddl/alter/lock_table.slt

@@ -42,11 +42,25 @@ UNLOCK TABLE products;
 statement ok
 INSERT INTO products VALUES (2, 2, 'abcdef');
 
+statement ok
+DELETE FROM products WHERE product_no=1;
+
+statement ok
+DELETE FROM products WHERE product_no=-1;
+
+statement ok
+COMPACT TABLE products;
+
+statement ok
+LOCK TABLE products;
+
 query
 SELECT * FROM products;
 ----
-1 2 abcdef
 2 2 abcdef
 
 statement ok
-DROP TABLE products;
+UNLOCK TABLE products;
+
+statement ok
+DROP TABLE products;