From 892fcc881df1afe91b04f9bd18472047af1447c6 Mon Sep 17 00:00:00 2001
From: PThorpe92 <preston@turso.tech>
Date: Tue, 21 Oct 2025 21:15:35 -0400
Subject: [PATCH 1/2] Handle TRUE|FALSE literal case for default column
 constraint in the parser

---
 parser/src/parser.rs | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/parser/src/parser.rs b/parser/src/parser.rs
index bbab464ff..1563f3e8b 100644
--- a/parser/src/parser.rs
+++ b/parser/src/parser.rs
@@ -3120,9 +3120,17 @@ impl<'a> Parser<'a> {
             TK_NULL | TK_BLOB | TK_STRING | TK_FLOAT | TK_INTEGER | TK_CTIME_KW => {
                 Ok(ColumnConstraint::Default(self.parse_term()?))
             }
-            _ => Ok(ColumnConstraint::Default(Box::new(Expr::Id(
-                self.parse_nm()?,
-            )))),
+            _ => {
+                let name = self.parse_nm()?;
+                let expr = if name.as_str().eq_ignore_ascii_case("true") {
+                    Expr::Literal(Literal::Numeric("1".into()))
+                } else if name.as_str().eq_ignore_ascii_case("false") {
+                    Expr::Literal(Literal::Numeric("0".into()))
+                } else {
+                    Expr::Id(name)
+                };
+                Ok(ColumnConstraint::Default(Box::new(expr)))
+            }
         }
     }
 

From 2f401c0bcc5f89820276b52ef7cb743008d0846a Mon Sep 17 00:00:00 2001
From: PThorpe92 <preston@turso.tech>
Date: Tue, 21 Oct 2025 21:22:09 -0400
Subject: [PATCH 2/2] Add regression tcl test for #3796 default bool col
 constraints

---
 testing/create_table.test | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/testing/create_table.test b/testing/create_table.test
index e17196c9f..e0182828c 100755
--- a/testing/create_table.test
+++ b/testing/create_table.test
@@ -101,3 +101,17 @@ do_execsql_test_in_memory_any_error create_view_index_collision-1 {
     CREATE INDEX ix_same ON t4(w);
     CREATE VIEW ix_same AS SELECT 1;
 }
+
+# https://github.com/tursodatabase/turso/issues/3796
+do_execsql_test_on_specific_db {:memory:} col-default-true {
+  create table t(id integer primary key, a default true);
+  insert into t (id) values (1);
+  SELECT a from t;
+} {1}
+
+# https://github.com/tursodatabase/turso/issues/3796
+do_execsql_test_on_specific_db {:memory:} col-default-false {
+  create table t(id integer primary key, a default false);
+  insert into t (id) values (1);
+  SELECT a from t;
+} {0}