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galaxy.model.migrate.triggers package¶
Submodules¶
galaxy.model.migrate.triggers.history_update_time_field module¶
Database trigger installation and removal
- galaxy.model.migrate.triggers.history_update_time_field.install_timestamp_triggers(engine)[source]¶
Install update_time propagation triggers for history table
- galaxy.model.migrate.triggers.history_update_time_field.drop_timestamp_triggers(engine)[source]¶
Remove update_time propagation triggers for history table
- galaxy.model.migrate.triggers.history_update_time_field.get_timestamp_install_sql(variant)[source]¶
Generate a list of SQL statements for installation of timestamp triggers
- galaxy.model.migrate.triggers.history_update_time_field.get_timestamp_drop_sql(variant)[source]¶
Generate a list of statements to drop the timestamp update triggers
- galaxy.model.migrate.triggers.history_update_time_field.build_pg_timestamp_fn(fn_name, target_table, source_key, target_key='id')[source]¶
Generates a PostgreSQL history update timestamp function
- galaxy.model.migrate.triggers.history_update_time_field.build_pg_trigger(source_table, fn_name, when='AFTER')[source]¶
Assigns a PostgreSQL trigger to indicated table, calling user-defined function
- galaxy.model.migrate.triggers.history_update_time_field.build_timestamp_trigger(operation, source_table, target_table, source_key, target_key='id', when='AFTER')[source]¶
Creates a non-PostgreSQL update_time trigger