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91 lines
2.4 KiB
Python
91 lines
2.4 KiB
Python
"""postgres fuzzy search
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Revision ID: b3dbb554ba53
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Revises: 38514b39a824
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Create Date: 2023-04-13 06:47:04.617131
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"""
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import sqlalchemy as sa
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import mealie.db.migration_types
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from alembic import op
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import alembic.context as context
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from mealie.core.config import get_app_settings
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# revision identifiers, used by Alembic.
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revision = "b3dbb554ba53"
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down_revision = "38514b39a824"
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branch_labels = None
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depends_on = None
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def get_db_type():
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return op.get_context().dialect.name
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def setup_postgres_trigrams():
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op.execute("CREATE EXTENSION IF NOT EXISTS pg_trgm;")
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op.create_index(
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"ix_recipes_name_normalized_gin",
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table_name="recipes",
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columns=["name_normalized"],
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unique=False,
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postgresql_using="gin",
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postgresql_ops={
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"name_normalized": "gin_trgm_ops",
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},
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)
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op.create_index(
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"ix_recipes_description_normalized_gin",
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table_name="recipes",
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columns=["description_normalized"],
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unique=False,
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postgresql_using="gin",
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postgresql_ops={
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"description_normalized": "gin_trgm_ops",
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},
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)
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op.create_index(
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"ix_recipes_ingredients_note_normalized_gin",
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table_name="recipes_ingredients",
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columns=["note_normalized"],
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unique=False,
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postgresql_using="gin",
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postgresql_ops={
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"note_normalized": "gin_trgm_ops",
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},
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)
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op.create_index(
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"ix_recipes_ingredients_original_text_normalized_gin",
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table_name="recipes_ingredients",
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columns=["original_text_normalized"],
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unique=False,
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postgresql_using="gin",
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postgresql_ops={
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"original_text_normalized": "gin_trgm_ops",
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},
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)
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def remove_postgres_trigrams():
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op.execute("DROP EXTENSION IF EXISTS pg_trgm;")
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op.drop_index("ix_recipes_name_normalized_gin", table_name="recipe")
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op.drop_index("ix_recipes_description_normalized_gin", table_name="recipe")
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op.drop_index("ix_recipes_ingredients_note_normalized_gin", table_name="recipes_ingredients")
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op.drop_index("ix_recipes_ingredients_original_text_normalized_gin", table_name="recipes_ingredients")
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def upgrade():
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if get_db_type() == "postgresql":
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setup_postgres_trigrams()
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else:
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pass
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def downgrade():
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if get_db_type() == "postgres":
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remove_postgres_trigrams()
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else:
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pass
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