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40 lines
1.5 KiB
Python
40 lines
1.5 KiB
Python
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"""Peewee migrations -- 011_update_indexes.py.
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Some examples (model - class or model name)::
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> Model = migrator.orm['model_name'] # Return model in current state by name
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> migrator.sql(sql) # Run custom SQL
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> migrator.python(func, *args, **kwargs) # Run python code
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> migrator.create_model(Model) # Create a model (could be used as decorator)
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> migrator.remove_model(model, cascade=True) # Remove a model
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> migrator.add_fields(model, **fields) # Add fields to a model
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> migrator.change_fields(model, **fields) # Change fields
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> migrator.remove_fields(model, *field_names, cascade=True)
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> migrator.rename_field(model, old_field_name, new_field_name)
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> migrator.rename_table(model, new_table_name)
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> migrator.add_index(model, *col_names, unique=False)
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> migrator.drop_index(model, *col_names)
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> migrator.add_not_null(model, *field_names)
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> migrator.drop_not_null(model, *field_names)
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> migrator.add_default(model, field_name, default)
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"""
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import peewee as pw
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SQL = pw.SQL
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def migrate(migrator, database, fake=False, **kwargs):
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migrator.sql(
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'CREATE INDEX "event_start_time_end_time" ON "event" ("start_time" DESC, "end_time" DESC)'
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)
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migrator.sql("DROP INDEX recordings_start_time_end_time")
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migrator.sql(
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'CREATE INDEX "recordings_end_time_start_time" ON "recordings" ("end_time" DESC, "start_time" DESC)'
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)
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def rollback(migrator, database, fake=False, **kwargs):
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pass
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