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feat:mysql adaptation for metadb (#28188)

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longbingljw
2025-11-20 09:44:39 +08:00
committed by GitHub
parent 012877d8d4
commit c0b7ffd5d0
131 changed files with 6312 additions and 2602 deletions
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66
api/services/workflow_draft_variable_service.py
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@ -7,7 +7,8 @@ from enum import StrEnum
from typing import Any, ClassVar
from sqlalchemy import Engine, orm, select
from sqlalchemy.dialects.postgresql import insert
from sqlalchemy.dialects.mysql import insert as mysql_insert
from sqlalchemy.dialects.postgresql import insert as pg_insert
from sqlalchemy.orm import Session, sessionmaker
from sqlalchemy.sql.expression import and_, or_
@ -627,28 +628,51 @@ def _batch_upsert_draft_variable(
#
# For these reasons, we use the SQLAlchemy query builder and rely on dialect-specific
# insert operations instead of the ORM layer.
stmt = insert(WorkflowDraftVariable).values([_model_to_insertion_dict(v) for v in draft_vars])
if policy == _UpsertPolicy.OVERWRITE:
stmt = stmt.on_conflict_do_update(
index_elements=WorkflowDraftVariable.unique_app_id_node_id_name(),
set_={
# Use different insert statements based on database type
if dify_config.SQLALCHEMY_DATABASE_URI_SCHEME == "postgresql":
stmt = pg_insert(WorkflowDraftVariable).values([_model_to_insertion_dict(v) for v in draft_vars])
if policy == _UpsertPolicy.OVERWRITE:
stmt = stmt.on_conflict_do_update(
index_elements=WorkflowDraftVariable.unique_app_id_node_id_name(),
set_={
# Refresh creation timestamp to ensure updated variables
# appear first in chronologically sorted result sets.
"created_at": stmt.excluded.created_at,
"updated_at": stmt.excluded.updated_at,
"last_edited_at": stmt.excluded.last_edited_at,
"description": stmt.excluded.description,
"value_type": stmt.excluded.value_type,
"value": stmt.excluded.value,
"visible": stmt.excluded.visible,
"editable": stmt.excluded.editable,
"node_execution_id": stmt.excluded.node_execution_id,
"file_id": stmt.excluded.file_id,
},
)
elif policy == _UpsertPolicy.IGNORE:
stmt = stmt.on_conflict_do_nothing(index_elements=WorkflowDraftVariable.unique_app_id_node_id_name())
else:
stmt = mysql_insert(WorkflowDraftVariable).values([_model_to_insertion_dict(v) for v in draft_vars]) # type: ignore[assignment]
if policy == _UpsertPolicy.OVERWRITE:
stmt = stmt.on_duplicate_key_update( # type: ignore[attr-defined]
# Refresh creation timestamp to ensure updated variables
# appear first in chronologically sorted result sets.
"created_at": stmt.excluded.created_at,
"updated_at": stmt.excluded.updated_at,
"last_edited_at": stmt.excluded.last_edited_at,
"description": stmt.excluded.description,
"value_type": stmt.excluded.value_type,
"value": stmt.excluded.value,
"visible": stmt.excluded.visible,
"editable": stmt.excluded.editable,
"node_execution_id": stmt.excluded.node_execution_id,
"file_id": stmt.excluded.file_id,
},
)
elif policy == _UpsertPolicy.IGNORE:
stmt = stmt.on_conflict_do_nothing(index_elements=WorkflowDraftVariable.unique_app_id_node_id_name())
else:
created_at=stmt.inserted.created_at, # type: ignore[attr-defined]
updated_at=stmt.inserted.updated_at, # type: ignore[attr-defined]
last_edited_at=stmt.inserted.last_edited_at, # type: ignore[attr-defined]
description=stmt.inserted.description, # type: ignore[attr-defined]
value_type=stmt.inserted.value_type, # type: ignore[attr-defined]
value=stmt.inserted.value, # type: ignore[attr-defined]
visible=stmt.inserted.visible, # type: ignore[attr-defined]
editable=stmt.inserted.editable, # type: ignore[attr-defined]
node_execution_id=stmt.inserted.node_execution_id, # type: ignore[attr-defined]
file_id=stmt.inserted.file_id, # type: ignore[attr-defined]
)
elif policy == _UpsertPolicy.IGNORE:
stmt = stmt.prefix_with("IGNORE")
if policy not in [_UpsertPolicy.OVERWRITE, _UpsertPolicy.IGNORE]:
raise Exception("Invalid value for update policy.")
session.execute(stmt)