forked from cardosofelipe/fast-next-template
53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
"""add_composite_indexes
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Revision ID: b76c725fc3cf
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Revises: 2d0fcec3b06d
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Create Date: 2025-10-30 16:41:33.273135
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"""
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from typing import Sequence, Union
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import sqlalchemy as sa
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from alembic import op
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# revision identifiers, used by Alembic.
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revision: str = 'b76c725fc3cf'
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down_revision: Union[str, None] = '2d0fcec3b06d'
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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# Add composite indexes for common query patterns
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# Composite index for filtering active users by role
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op.create_index(
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'ix_users_active_superuser',
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'users',
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['is_active', 'is_superuser'],
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postgresql_where=sa.text('deleted_at IS NULL')
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)
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# Composite index for sorting active users by creation date
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op.create_index(
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'ix_users_active_created',
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'users',
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['is_active', 'created_at'],
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postgresql_where=sa.text('deleted_at IS NULL')
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)
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# Composite index for email lookup of non-deleted users
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op.create_index(
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'ix_users_email_not_deleted',
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'users',
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['email', 'deleted_at']
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)
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def downgrade() -> None:
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# Remove composite indexes
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op.drop_index('ix_users_email_not_deleted', table_name='users')
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op.drop_index('ix_users_active_created', table_name='users')
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op.drop_index('ix_users_active_superuser', table_name='users')
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