diff --git a/src/interpreter/tokenizer/mod.rs b/src/interpreter/tokenizer/mod.rs
index 2da9292..0076a84 100644
--- a/src/interpreter/tokenizer/mod.rs
+++ b/src/interpreter/tokenizer/mod.rs
@@ -336,4 +336,23 @@ mod tests {
         ];
         assert_eq!(expected, result);
     }
+
+    #[test]
+    fn tokenizer_parses_transaction_keywords() {
+        let result = tokenize("BEGIN DEFERRED IMMEDIATE EXCLUSIVE COMMIT END ROLLBACK SAVEPOINT RELEASE TRANSACTION");
+        let expected = vec![
+            token(TokenTypes::Begin, "BEGIN", 0, 1),
+            token(TokenTypes::Deferred, "DEFERRED", 6, 1),
+            token(TokenTypes::Immediate, "IMMEDIATE", 15, 1),
+            token(TokenTypes::Exclusive, "EXCLUSIVE", 25, 1),
+            token(TokenTypes::Commit, "COMMIT", 35, 1),
+            token(TokenTypes::End, "END", 42, 1),
+            token(TokenTypes::Rollback, "ROLLBACK", 46, 1),
+            token(TokenTypes::Savepoint, "SAVEPOINT", 55, 1),
+            token(TokenTypes::Release, "RELEASE", 65, 1),
+            token(TokenTypes::Transaction, "TRANSACTION", 73, 1),
+            token(TokenTypes::EOF, "", 0, 0),
+        ];
+        assert_eq!(expected, result);
+    }
 }
\ No newline at end of file
diff --git a/src/interpreter/tokenizer/scanner.rs b/src/interpreter/tokenizer/scanner.rs
index 868a975..8ef2ce2 100644
--- a/src/interpreter/tokenizer/scanner.rs
+++ b/src/interpreter/tokenizer/scanner.rs
@@ -134,6 +134,16 @@ impl<'a> Scanner<'a> {
             slice if slice.eq_ignore_ascii_case("RENAME") => TokenTypes::Rename,
             slice if slice.eq_ignore_ascii_case("TO") => TokenTypes::To,
             slice if slice.eq_ignore_ascii_case("COLUMN") => TokenTypes::Column,
+            slice if slice.eq_ignore_ascii_case("BEGIN") => TokenTypes::Begin,
+            slice if slice.eq_ignore_ascii_case("DEFERRED") => TokenTypes::Deferred,
+            slice if slice.eq_ignore_ascii_case("IMMEDIATE") => TokenTypes::Immediate,
+            slice if slice.eq_ignore_ascii_case("EXCLUSIVE") => TokenTypes::Exclusive,
+            slice if slice.eq_ignore_ascii_case("COMMIT") => TokenTypes::Commit,
+            slice if slice.eq_ignore_ascii_case("END") => TokenTypes::End,
+            slice if slice.eq_ignore_ascii_case("ROLLBACK") => TokenTypes::Rollback,
+            slice if slice.eq_ignore_ascii_case("SAVEPOINT") => TokenTypes::Savepoint,
+            slice if slice.eq_ignore_ascii_case("RELEASE") => TokenTypes::Release,
+            slice if slice.eq_ignore_ascii_case("TRANSACTION") => TokenTypes::Transaction,
             slice if slice.eq_ignore_ascii_case("INTEGER") => TokenTypes::Integer,
             slice if slice.eq_ignore_ascii_case("REAL") => TokenTypes::Real,
             slice if slice.eq_ignore_ascii_case("TEXT") => TokenTypes::Text,
@@ -176,7 +186,6 @@ impl<'a> Scanner<'a> {
             slice if slice.eq_ignore_ascii_case("WHEN") => TokenTypes::When,
             slice if slice.eq_ignore_ascii_case("THEN") => TokenTypes::Then,
             slice if slice.eq_ignore_ascii_case("ELSE") => TokenTypes::Else,
-            slice if slice.eq_ignore_ascii_case("END") => TokenTypes::End,
             slice if slice.eq_ignore_ascii_case("IS") => TokenTypes::Is,
             slice if slice.eq_ignore_ascii_case("COUNT") => TokenTypes::Count,
             slice if slice.eq_ignore_ascii_case("SUM") => TokenTypes::Sum,
diff --git a/src/interpreter/tokenizer/token.rs b/src/interpreter/tokenizer/token.rs
index 84ea62f..dce52e6 100644
--- a/src/interpreter/tokenizer/token.rs
+++ b/src/interpreter/tokenizer/token.rs
@@ -3,7 +3,8 @@ pub enum TokenTypes {
     // Keywords
     Create, Select, Insert, Table, From, Into, Values, Where,
     Update, Delete, Add, Drop, Index, Set, Alter, Rename, 
-    To, Column,
+    To, Column, Begin, Deferred, Immediate, Exclusive,
+    Commit, End, Rollback, Savepoint, Release, Transaction,
     // Data Types 
     Integer, Real, Text, Blob, Null,
     // Constraints
@@ -14,7 +15,7 @@ pub enum TokenTypes {
     Limit, Offset, Union, Intersect, Except,
     // Logical Operators
     And, Or, In, Exists, If,
-    Case, When, Then, Else, End, Is,
+    Case, When, Then, Else, Is,
     Equals, NotEquals, LessThan, LessEquals, GreaterThan, GreaterEquals,
     // Aggregate Functions
     Count, Sum, Avg, Min, Max,