Adds index on message_type

workbench-service/migrations/versions/2024_10_30_231536_039bec8edc33_index_message_type.py

@@ -0,0 +1,25 @@
+"""index message_type
+
+Revision ID: 039bec8edc33
+Revises: b29524775484
+Create Date: 2024-10-30 23:15:36.240812
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "039bec8edc33"
+down_revision: Union[str, None] = "b29524775484"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_index(op.f("ix_conversationmessage_message_type"), "conversationmessage", ["message_type"], unique=False)
+
+
+def downgrade() -> None:
+    op.drop_index(op.f("ix_conversationmessage_message_type"), table_name="conversationmessage")

workbench-service/semantic_workbench_service/db.py

@@ -294,7 +294,7 @@ class ConversationMessage(SQLModel, table=True):
     created_datetime: datetime.datetime = date_time_default_to_now()
     sender_participant_id: str
     sender_participant_role: str
-    message_type: str
+    message_type: str = Field(index=True)
     content: str
     content_type: str
     meta_data: dict[str, Any] = Field(sa_column=sqlalchemy.Column("metadata", sqlalchemy.JSON), default={})