diff --git a/api/models/account.py b/api/models/account.py
index 6700fc86c12..ed7bc2258b2 100644
--- a/api/models/account.py
+++ b/api/models/account.py
@@ -303,7 +303,7 @@ class TenantAccountJoin(TypeBase):
     )
     tenant_id: Mapped[str] = mapped_column(StringUUID)
     account_id: Mapped[str] = mapped_column(StringUUID)
-    current: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.text("false"), default=False)
+    current: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.false(), default=False)
     role: Mapped[TenantAccountRole] = mapped_column(
         EnumText(TenantAccountRole, length=16), server_default="normal", default=TenantAccountRole.NORMAL
     )
diff --git a/api/models/agent.py b/api/models/agent.py
index d981194c714..eb1fafae98a 100644
--- a/api/models/agent.py
+++ b/api/models/agent.py
@@ -189,13 +189,13 @@ class Agent(DefaultFieldsMixin, Base):
     workflow_node_id: Mapped[str | None] = mapped_column(String(255), nullable=True)
     active_config_snapshot_id: Mapped[str | None] = mapped_column(StringUUID, nullable=True)
     active_config_has_model: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, default=False, server_default=sa.text("false")
+        sa.Boolean, nullable=False, default=False, server_default=sa.false()
     )
     active_config_is_published: Mapped[bool] = mapped_column(
         sa.Boolean,
         nullable=False,
         default=False,
-        server_default=sa.text("false"),
+        server_default=sa.false(),
         comment=(
             "Whether the normal shared Agent draft has been published into the active config snapshot. "
             "User-scoped debug drafts do not affect this flag."
diff --git a/api/models/comment.py b/api/models/comment.py
index 222284f42b3..565169126f7 100644
--- a/api/models/comment.py
+++ b/api/models/comment.py
@@ -64,7 +64,7 @@ class WorkflowComment(TypeBase):
     resolved_at: Mapped[datetime | None] = mapped_column(sa.DateTime, default=None)
     resolved_by: Mapped[str | None] = mapped_column(StringUUID, default=None)
 
-    resolved: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
+    resolved: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     # Relationships
     replies: Mapped[list[WorkflowCommentReply]] = relationship(
         lambda: WorkflowCommentReply, back_populates="comment", cascade="all, delete-orphan", init=False
diff --git a/api/models/credential_permission.py b/api/models/credential_permission.py
index effa78635b1..969a2e32d0d 100644
--- a/api/models/credential_permission.py
+++ b/api/models/credential_permission.py
@@ -45,9 +45,7 @@ class CredentialPermission(TypeBase):
     credential_type: Mapped[str] = mapped_column(String(40), nullable=False)
     account_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
-    has_permission: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("true"), default=True
-    )
+    has_permission: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), default=True)
     created_at: Mapped[datetime] = mapped_column(
         DateTime, nullable=False, server_default=func.current_timestamp(), init=False
     )
diff --git a/api/models/dataset.py b/api/models/dataset.py
index 5e45d4b9a68..327c9503420 100644
--- a/api/models/dataset.py
+++ b/api/models/dataset.py
@@ -202,15 +202,15 @@ class Dataset(Base):
     collection_binding_id = mapped_column(StringUUID, nullable=True)
     retrieval_model = mapped_column(AdjustedJSON, nullable=True)
     summary_index_setting = mapped_column(AdjustedJSON, nullable=True)
-    built_in_field_enabled = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    built_in_field_enabled = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
     icon_info = mapped_column(AdjustedJSON, nullable=True)
     runtime_mode = mapped_column(
         EnumText(DatasetRuntimeMode, length=255), nullable=True, server_default=sa.text("'general'")
     )
     pipeline_id = mapped_column(StringUUID, nullable=True)
     chunk_structure = mapped_column(sa.String(255), nullable=True)
-    enable_api = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"))
-    is_multimodal = mapped_column(sa.Boolean, default=False, nullable=False, server_default=sa.text("false"))
+    enable_api = mapped_column(sa.Boolean, nullable=False, server_default=sa.true())
+    is_multimodal = mapped_column(sa.Boolean, default=False, nullable=False, server_default=sa.false())
 
     def get_total_documents(self, *, session: Session) -> int:
         return self.get_document_count(session=session)
@@ -560,7 +560,7 @@ class Document(Base):
     completed_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
 
     # pause
-    is_paused: Mapped[bool | None] = mapped_column(sa.Boolean, nullable=True, server_default=sa.text("false"))
+    is_paused: Mapped[bool | None] = mapped_column(sa.Boolean, nullable=True, server_default=sa.false())
     paused_by = mapped_column(StringUUID, nullable=True)
     paused_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
 
@@ -572,10 +572,10 @@ class Document(Base):
     indexing_status = mapped_column(
         EnumText(IndexingStatus, length=255), nullable=False, server_default=sa.text("'waiting'")
     )
-    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"))
+    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true())
     disabled_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
     disabled_by = mapped_column(StringUUID, nullable=True)
-    archived: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    archived: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
     archived_reason = mapped_column(String(255), nullable=True)
     archived_by = mapped_column(StringUUID, nullable=True)
     archived_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
@@ -588,7 +588,7 @@ class Document(Base):
         EnumText(IndexStructureType, length=255), nullable=False, server_default=sa.text("'text_model'")
     )
     doc_language = mapped_column(String(255), nullable=True)
-    need_summary: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    need_summary: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
 
     DATA_SOURCES = ["upload_file", "notion_import", "website_crawl"]
 
@@ -901,7 +901,7 @@ class DocumentSegment(TypeBase):
     # indexing fields
     index_node_id: Mapped[str | None] = mapped_column(String(255), nullable=True, default=None)
     index_node_hash: Mapped[str | None] = mapped_column(String(255), nullable=True, default=None)
-    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"), default=True)
+    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), default=True)
     answer: Mapped[str | None] = mapped_column(LongText, nullable=True, default=None)
     keywords: Mapped[Any] = mapped_column(sa.JSON, nullable=True, default=None)
     disabled_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True, default=None)
@@ -1362,7 +1362,7 @@ class TidbAuthBinding(TypeBase):
     tenant_id: Mapped[str | None] = mapped_column(StringUUID, nullable=True)
     cluster_id: Mapped[str] = mapped_column(String(255), nullable=False)
     cluster_name: Mapped[str] = mapped_column(String(255), nullable=False)
-    active: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    active: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
     status: Mapped[TidbAuthBindingStatus] = mapped_column(
         EnumText(TidbAuthBindingStatus, length=255), nullable=False, server_default=sa.text("'CREATING'")
     )
@@ -1413,9 +1413,7 @@ class DatasetPermission(TypeBase):
     dataset_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     account_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
-    has_permission: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("true"), default=True
-    )
+    has_permission: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), default=True)
     created_at: Mapped[datetime] = mapped_column(
         DateTime, nullable=False, server_default=func.current_timestamp(), init=False
     )
@@ -1531,7 +1529,7 @@ class DatasetAutoDisableLog(TypeBase):
     tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     dataset_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     document_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
-    notified: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
+    notified: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     created_at: Mapped[datetime] = mapped_column(
         DateTime, nullable=False, server_default=sa.func.current_timestamp(), init=False
     )
@@ -1687,10 +1685,8 @@ class Pipeline(TypeBase):
     name: Mapped[str] = mapped_column(sa.String(255), nullable=False)
     description: Mapped[str] = mapped_column(LongText, nullable=False, default=sa.text("''"))
     workflow_id: Mapped[str | None] = mapped_column(StringUUID, nullable=True, default=None)
-    is_public: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
-    is_published: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("false"), default=False
-    )
+    is_public: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
+    is_published: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     created_by: Mapped[str | None] = mapped_column(StringUUID, nullable=True, default=None)
     created_at: Mapped[datetime] = mapped_column(
         sa.DateTime, nullable=False, server_default=func.current_timestamp(), init=False
@@ -1814,7 +1810,7 @@ class DocumentSegmentSummary(TypeBase):
         default=SummaryStatus.GENERATING,
     )
     error: Mapped[str | None] = mapped_column(LongText, nullable=True, default=None)
-    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"), default=True)
+    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), default=True)
     disabled_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True, default=None)
     disabled_by: Mapped[str | None] = mapped_column(StringUUID, nullable=True, default=None)
     created_at: Mapped[datetime] = mapped_column(
diff --git a/api/models/model.py b/api/models/model.py
index dde53291b81..bc33dbadfb6 100644
--- a/api/models/model.py
+++ b/api/models/model.py
@@ -434,9 +434,9 @@ class App(Base):
     enable_api: Mapped[bool] = mapped_column(sa.Boolean)
     api_rpm: Mapped[int] = mapped_column(sa.Integer, server_default=sa.text("0"))
     api_rph: Mapped[int] = mapped_column(sa.Integer, server_default=sa.text("0"))
-    is_demo: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.text("false"))
-    is_public: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.text("false"))
-    is_universal: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.text("false"))
+    is_demo: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.false())
+    is_public: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.false())
+    is_universal: Mapped[bool] = mapped_column(sa.Boolean, server_default=sa.false())
     tracing = mapped_column(LongText, nullable=True)
     max_active_requests: Mapped[int | None]
     created_by = mapped_column(StringUUID, nullable=True)
@@ -446,7 +446,7 @@ class App(Base):
     updated_at: Mapped[datetime] = mapped_column(
         sa.DateTime, nullable=False, server_default=func.current_timestamp(), onupdate=func.current_timestamp()
     )
-    use_icon_as_answer_icon: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    use_icon_as_answer_icon: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
 
     @property
     def desc_or_prompt(self) -> str:
@@ -988,12 +988,8 @@ class RecommendedApp(TypeBase):
     custom_disclaimer: Mapped[str] = mapped_column(LongText, default="")
     position: Mapped[int] = mapped_column(sa.Integer, nullable=False, default=0)
     is_listed: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, default=True)
-    is_learn_dify: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("false"), default=False
-    )
-    is_cloud_only: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("false"), default=False
-    )
+    is_learn_dify: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
+    is_cloud_only: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     install_count: Mapped[int] = mapped_column(sa.Integer, nullable=False, default=0)
     language: Mapped[str] = mapped_column(
         String(255),
@@ -1033,7 +1029,7 @@ class InstalledApp(TypeBase):
     app_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     app_owner_tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     position: Mapped[int] = mapped_column(sa.Integer, nullable=False, default=0)
-    is_pinned: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
+    is_pinned: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     last_used_at: Mapped[datetime | None] = mapped_column(sa.DateTime, nullable=True, default=None)
     created_at: Mapped[datetime] = mapped_column(
         sa.DateTime, nullable=False, server_default=func.current_timestamp(), init=False
@@ -1238,7 +1234,7 @@ class Conversation(Base):
         lambda: MessageAnnotation, backref="conversation", lazy="select", passive_deletes="all"
     )
 
-    is_deleted: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    is_deleted: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
 
     @property
     def inputs(self) -> dict[str, Any]:
@@ -1597,7 +1593,7 @@ class Message(Base):
     updated_at: Mapped[datetime] = mapped_column(
         sa.DateTime, nullable=False, server_default=func.current_timestamp(), onupdate=func.current_timestamp()
     )
-    agent_based: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    agent_based: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
     workflow_run_id: Mapped[str | None] = mapped_column(StringUUID)
     app_mode: Mapped[AppMode | None] = mapped_column(EnumText(AppMode, length=255), nullable=True)
 
@@ -2248,9 +2244,7 @@ class EndUser(Base, UserMixin):
     type: Mapped[EndUserType] = mapped_column(EnumText(EndUserType, length=255), nullable=False)
     external_user_id = mapped_column(String(255), nullable=True)
     name = mapped_column(String(255))
-    _is_anonymous: Mapped[bool] = mapped_column(
-        "is_anonymous", sa.Boolean, nullable=False, server_default=sa.text("true")
-    )
+    _is_anonymous: Mapped[bool] = mapped_column("is_anonymous", sa.Boolean, nullable=False, server_default=sa.true())
 
     @property
     @override
@@ -2365,17 +2359,15 @@ class Site(TypeBase):
 
     customize_domain: Mapped[str | None] = mapped_column(String(255), nullable=True, default=None)
     chat_color_theme: Mapped[str | None] = mapped_column(String(255), nullable=True, default=None)
-    prompt_public: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("false"), default=False
-    )
+    prompt_public: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     chat_color_theme_inverted: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("false"), default=False
+        sa.Boolean, nullable=False, server_default=sa.false(), default=False
     )
     show_workflow_steps: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("true"), default=True
+        sa.Boolean, nullable=False, server_default=sa.true(), default=True
     )
     use_icon_as_answer_icon: Mapped[bool] = mapped_column(
-        sa.Boolean, nullable=False, server_default=sa.text("false"), default=False
+        sa.Boolean, nullable=False, server_default=sa.false(), default=False
     )
     custom_disclaimer: Mapped[str] = mapped_column(LongText, nullable=False, default="")
     status: Mapped[AppStatus] = mapped_column(
@@ -2510,7 +2502,7 @@ class UploadFile(TypeBase):
     # 3. Avoid relying on these fields for logic, as their values may not always be accurate.
     #
     # `used` may indicate whether the file has been utilized by another service.
-    used: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    used: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
 
     # The `created_by_role` field indicates whether the file was created by an `Account` or an `EndUser`.
     # Its value is derived from the `CreatorUserRole` enumeration.
@@ -2821,7 +2813,7 @@ class TraceAppConfig(TypeBase):
         onupdate=func.current_timestamp(),
         init=False,
     )
-    is_active: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"), default=True)
+    is_active: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), default=True)
 
     @property
     def tracing_config_dict(self) -> dict[str, Any]:
diff --git a/api/models/oauth.py b/api/models/oauth.py
index 84be7eb37ce..b3effe1f5e2 100644
--- a/api/models/oauth.py
+++ b/api/models/oauth.py
@@ -45,7 +45,7 @@ class DatasourceProvider(TypeBase):
     encrypted_credentials: Mapped[dict[str, Any]] = mapped_column(AdjustedJSON, nullable=False)
     user_id: Mapped[str | None] = mapped_column(StringUUID, nullable=True, default=None)
     avatar_url: Mapped[str] = mapped_column(LongText, nullable=True, default="default")
-    is_default: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
+    is_default: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     expires_at: Mapped[int] = mapped_column(sa.Integer, nullable=False, server_default="-1", default=-1)
     visibility: Mapped[PermissionEnum] = mapped_column(
         EnumText(PermissionEnum, length=40),
diff --git a/api/models/onboarding.py b/api/models/onboarding.py
index 3495d91274e..e8d06070fc9 100644
--- a/api/models/onboarding.py
+++ b/api/models/onboarding.py
@@ -32,7 +32,7 @@ class AccountStepByStepTourState(TypeBase):
     )
     account_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     first_workspace_id: Mapped[str | None] = mapped_column(StringUUID, nullable=True, default=None)
-    skipped: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
+    skipped: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     completed_task_ids: Mapped[list[str]] = mapped_column(AdjustedJSON, nullable=False, default_factory=list)
     manually_enabled_workspace_ids: Mapped[list[str]] = mapped_column(
         AdjustedJSON,
diff --git a/api/models/snippet.py b/api/models/snippet.py
index b6fbc4ed824..4a9320e51f6 100644
--- a/api/models/snippet.py
+++ b/api/models/snippet.py
@@ -47,7 +47,7 @@ class CustomizedSnippet(Base):
     workflow_id: Mapped[str | None] = mapped_column(StringUUID, nullable=True)
 
     # State flags
-    is_published: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"))
+    is_published: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false())
     version: Mapped[int] = mapped_column(sa.Integer, nullable=False, server_default=sa.text("1"))
     use_count: Mapped[int] = mapped_column(sa.Integer, nullable=False, server_default=sa.text("0"))
 
diff --git a/api/models/source.py b/api/models/source.py
index 8fce7df205d..c8cc0eb6508 100644
--- a/api/models/source.py
+++ b/api/models/source.py
@@ -36,7 +36,7 @@ class DataSourceOauthBinding(TypeBase):
         onupdate=func.current_timestamp(),
         init=False,
     )
-    disabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=True, server_default=sa.text("false"), default=False)
+    disabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=True, server_default=sa.false(), default=False)
 
 
 class DataSourceApiKeyAuthBindingDict(TypedDict):
@@ -75,7 +75,7 @@ class DataSourceApiKeyAuthBinding(TypeBase):
         onupdate=func.current_timestamp(),
         init=False,
     )
-    disabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=True, server_default=sa.text("false"), default=False)
+    disabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=True, server_default=sa.false(), default=False)
 
     def to_dict(self) -> DataSourceApiKeyAuthBindingDict:
         result: DataSourceApiKeyAuthBindingDict = {
diff --git a/api/models/tools.py b/api/models/tools.py
index c8468925aab..67b4929da1b 100644
--- a/api/models/tools.py
+++ b/api/models/tools.py
@@ -62,7 +62,7 @@ class ToolOAuthTenantClient(TypeBase):
     tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     plugin_id: Mapped[str] = mapped_column(String(255), nullable=False)
     provider: Mapped[str] = mapped_column(String(255), nullable=False)
-    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"), init=False)
+    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), init=False)
     # oauth params of the tool provider
     encrypted_oauth_params: Mapped[str] = mapped_column(LongText, nullable=False, init=False)
 
@@ -109,7 +109,7 @@ class BuiltinToolProvider(TypeBase):
         onupdate=func.current_timestamp(),
         init=False,
     )
-    is_default: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("false"), default=False)
+    is_default: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.false(), default=False)
     # credential type, e.g., "api-key", "oauth2"
     credential_type: Mapped[CredentialType] = mapped_column(
         EnumText(CredentialType, length=32),
diff --git a/api/models/trigger.py b/api/models/trigger.py
index fe61a479495..4da9314d7df 100644
--- a/api/models/trigger.py
+++ b/api/models/trigger.py
@@ -199,7 +199,7 @@ class TriggerOAuthTenantClient(TypeBase):
     tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     plugin_id: Mapped[str] = mapped_column(String(255), nullable=False)
     provider: Mapped[str] = mapped_column(String(255), nullable=False)
-    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.text("true"), default=True)
+    enabled: Mapped[bool] = mapped_column(sa.Boolean, nullable=False, server_default=sa.true(), default=True)
     # oauth params of the trigger provider
     encrypted_oauth_params: Mapped[str] = mapped_column(LongText, nullable=False, default="{}")
     created_at: Mapped[datetime] = mapped_column(