From a2abeeca39c053f46df7353a49c8f9a8c9b687c8 Mon Sep 17 00:00:00 2001
From: qnnp <58357109+qnnp-me@users.noreply.github.com>
Date: Mon, 8 Dec 2025 16:14:19 +0800
Subject: [PATCH 1/3] refactor(db): Change timestamp column types to datetime -
 Change start_time column type to datetime - Change end_time column type to
 datetime

---
 src/Phinx/Db/Adapter/AbstractAdapter.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Phinx/Db/Adapter/AbstractAdapter.php b/src/Phinx/Db/Adapter/AbstractAdapter.php
index 7391d12d1..918ff6d95 100644
--- a/src/Phinx/Db/Adapter/AbstractAdapter.php
+++ b/src/Phinx/Db/Adapter/AbstractAdapter.php
@@ -310,8 +310,8 @@ public function createSchemaTable(): void
             $table = new Table($this->getSchemaTableName(), $options, $this);
             $table->addColumn('version', 'biginteger', ['null' => false])
                 ->addColumn('migration_name', 'string', ['limit' => 100, 'default' => null, 'null' => true])
-                ->addColumn('start_time', 'timestamp', ['default' => null, 'null' => true])
-                ->addColumn('end_time', 'timestamp', ['default' => null, 'null' => true])
+                ->addColumn('start_time', 'datetime', ['default' => null, 'null' => true])
+                ->addColumn('end_time', 'datetime', ['default' => null, 'null' => true])
                 ->addColumn('breakpoint', 'boolean', ['default' => false, 'null' => false])
                 ->save();
         } catch (Exception $exception) {

From 99a15c58a21d770deaff53d6a449fcc39c7aab84 Mon Sep 17 00:00:00 2001
From: qnnp <58357109+qnnp-me@users.noreply.github.com>
Date: Tue, 9 Dec 2025 14:40:47 +0800
Subject: [PATCH 2/3] feat(migrations): Control timestamp column type using
 feature flag

- Introduce a FeatureFlags class to control the type of timestamp columns
- Select DATETIME or TIMESTAMP type based on the addTimestampsUseDateTime flag
- Update the timestamp column creation logic in the schema table to support dynamic type selection
---
 src/Phinx/Db/Adapter/AbstractAdapter.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Phinx/Db/Adapter/AbstractAdapter.php b/src/Phinx/Db/Adapter/AbstractAdapter.php
index 918ff6d95..89798e97a 100644
--- a/src/Phinx/Db/Adapter/AbstractAdapter.php
+++ b/src/Phinx/Db/Adapter/AbstractAdapter.php
@@ -10,6 +10,7 @@
 
 use Exception;
 use InvalidArgumentException;
+use Phinx\Config\FeatureFlags;
 use Phinx\Db\Table;
 use Phinx\Db\Table\Column;
 use Phinx\Util\Literal;
@@ -307,11 +308,15 @@ public function createSchemaTable(): void
                 'primary_key' => 'version',
             ];
 
+            $columnType = FeatureFlags::$addTimestampsUseDateTime
+                ? AdapterInterface::PHINX_TYPE_DATETIME
+                : AdapterInterface::PHINX_TYPE_TIMESTAMP;
+
             $table = new Table($this->getSchemaTableName(), $options, $this);
             $table->addColumn('version', 'biginteger', ['null' => false])
                 ->addColumn('migration_name', 'string', ['limit' => 100, 'default' => null, 'null' => true])
-                ->addColumn('start_time', 'datetime', ['default' => null, 'null' => true])
-                ->addColumn('end_time', 'datetime', ['default' => null, 'null' => true])
+                ->addColumn('start_time', $columnType, ['default' => null, 'null' => true])
+                ->addColumn('end_time', $columnType, ['default' => null, 'null' => true])
                 ->addColumn('breakpoint', 'boolean', ['default' => false, 'null' => false])
                 ->save();
         } catch (Exception $exception) {

From b62dbf853edb1102dfc361423aebf54603ff7425 Mon Sep 17 00:00:00 2001
From: qnnp <58357109+qnnp-me@users.noreply.github.com>
Date: Sat, 13 Dec 2025 14:20:39 +0800
Subject: [PATCH 3/3] docs(config): Updated configuration documentation and
 feature flag comments

- Added explanation in the configuration documentation regarding the impact of the `add_timestamps_use_datetime` setting on the schema table
- Updated the comments for `addTimestampsUseDateTime` in the FeatureFlags class to clarify its effect on the schema table
- Ensured consistency between the documentation and code comments
---
 docs/en/configuration.rst         | 3 ++-
 src/Phinx/Config/FeatureFlags.php | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/docs/en/configuration.rst b/docs/en/configuration.rst
index d577c092e..3eeb7fe08 100644
--- a/docs/en/configuration.rst
+++ b/docs/en/configuration.rst
@@ -562,7 +562,8 @@ For some breaking changes, Phinx offers a way to opt-out of new behavior. The fo
 * ``column_null_default``: Should Phinx create columns as null by default? (default: ``true``)
 
 Since MySQL ``TIMESTAMP`` fields do not support dates past 2038-01-19, you have the option to use ``DATETIME`` field
-types for fields created by the ``addTimestamps()`` function:
+types for fields created by the ``addTimestamps()`` function. This setting also affects the start_time and end_time 
+columns in the schema table:
 
 * ``add_timestamps_use_datetime``: Should Phinx create created_at and updated_at fields as datetime? (default: ``false``)
 
diff --git a/src/Phinx/Config/FeatureFlags.php b/src/Phinx/Config/FeatureFlags.php
index 67da55d29..8d85550e5 100644
--- a/src/Phinx/Config/FeatureFlags.php
+++ b/src/Phinx/Config/FeatureFlags.php
@@ -24,6 +24,7 @@ class FeatureFlags
     public static bool $columnNullDefault = true;
     /**
      * @var bool Should Phinx create datetime columns for addTimestamps instead of timestamp?
+     * Also affects start_time and end_time column types in schema table.
      */
     public static bool $addTimestampsUseDateTime = false;