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letta-server/alembic/versions/f7507eab4bb9_migrate_blocks_to_orm_model.py
Kian Jones b8e9a80d93 merge this (#4759)
* wait I forgot to comit locally

* cp the entire core directory and then rm the .git subdir
2025-09-17 15:47:40 -07:00

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3.2 KiB
Python

"""Migrate blocks to orm model
Revision ID: f7507eab4bb9
Revises: c85a3d07c028
Create Date: 2024-11-18 15:40:13.149438
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
from letta.settings import settings
# revision identifiers, used by Alembic.
revision: str = "f7507eab4bb9"
down_revision: Union[str, None] = "c85a3d07c028"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
# Skip this migration for SQLite
if not settings.letta_pg_uri_no_default:
return
# ### commands auto generated by Alembic - please adjust! ###
op.add_column("block", sa.Column("is_template", sa.Boolean(), nullable=True))
# Populate `is_template` column
op.execute(
"""
UPDATE block
SET is_template = COALESCE(template, FALSE)
"""
)
# Step 2: Make `is_template` non-nullable
op.alter_column("block", "is_template", nullable=False)
op.add_column("block", sa.Column("organization_id", sa.String(), nullable=True))
# Populate `organization_id` based on `user_id`
# Use a raw SQL query to update the organization_id
op.execute(
"""
UPDATE block
SET organization_id = users.organization_id
FROM users
WHERE block.user_id = users.id
"""
)
op.alter_column("block", "organization_id", nullable=False)
op.add_column("block", sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=True))
op.add_column("block", sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=True))
op.add_column("block", sa.Column("is_deleted", sa.Boolean(), server_default=sa.text("FALSE"), nullable=False))
op.add_column("block", sa.Column("_created_by_id", sa.String(), nullable=True))
op.add_column("block", sa.Column("_last_updated_by_id", sa.String(), nullable=True))
op.alter_column("block", "limit", existing_type=sa.BIGINT(), type_=sa.Integer(), nullable=False)
op.drop_index("block_idx_user", table_name="block")
op.create_foreign_key(None, "block", "organizations", ["organization_id"], ["id"])
op.drop_column("block", "template")
op.drop_column("block", "user_id")
# ### end Alembic commands ###
def downgrade() -> None:
# Skip this migration for SQLite
if not settings.letta_pg_uri_no_default:
return
# ### commands auto generated by Alembic - please adjust! ###
op.add_column("block", sa.Column("user_id", sa.VARCHAR(), autoincrement=False, nullable=True))
op.add_column("block", sa.Column("template", sa.BOOLEAN(), autoincrement=False, nullable=True))
op.drop_constraint(None, "block", type_="foreignkey")
op.create_index("block_idx_user", "block", ["user_id"], unique=False)
op.alter_column("block", "limit", existing_type=sa.Integer(), type_=sa.BIGINT(), nullable=True)
op.drop_column("block", "_last_updated_by_id")
op.drop_column("block", "_created_by_id")
op.drop_column("block", "is_deleted")
op.drop_column("block", "updated_at")
op.drop_column("block", "created_at")
op.drop_column("block", "organization_id")
op.drop_column("block", "is_template")
# ### end Alembic commands ###