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LMS/backend/alembic/versions/0003_add_pdf_audios.py

36 lines
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Python

"""add pdf_audios table
Revision ID: 0003_add_pdf_audios
Revises: 0002_add_role_status
Create Date: 2026-04-02
"""
from alembic import op
import sqlalchemy as sa
revision = "0003_add_pdf_audios"
down_revision = "0002_add_role_status"
branch_labels = None
depends_on = None
def upgrade() -> None:
op.create_table(
"pdf_audios",
sa.Column("id", sa.Integer(), primary_key=True, index=True),
sa.Column("pdf_id", sa.Integer(), sa.ForeignKey("pdfs.id", ondelete="CASCADE"), nullable=False, index=True),
sa.Column("file_path", sa.Text(), nullable=False),
sa.Column("track_name", sa.String(255), nullable=False),
sa.Column("page_number", sa.Integer(), nullable=True),
sa.Column("sort_order", sa.Integer(), nullable=False, server_default="1"),
sa.Column(
"created_at",
sa.DateTime(timezone=True),
server_default=sa.func.now(),
nullable=False,
),
)
def downgrade() -> None:
op.drop_table("pdf_audios")