garfield.database
Package¶
This module provides the basics of database connection handling and versioning.
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class
garfield.database.
Database
(callbacks=None)¶ Bases:
object
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load_config
(config, config_section='database')¶
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setup
()¶
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class
garfield.database.
TransactionContext
(*sessions)¶ Bases:
object
This context makes sure that the associated transaction is rolled back at its end. The database session is required to have autotransaction turned off.
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class
garfield.database.
TypeDescriptionMixin
¶ Bases:
object
This mix-in class is intended for simple SQL tables mapped via SQLAlchemy, that contain a list of type ids. This class provides a description getter that allows object’s id to be translated into a human readable string. All that needs to be done by the target class is to override the
_DESCRIPTIONS
property.
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class
garfield.database.
TypeDescriptionPluginMixin
¶ Bases:
garfield.database.TypeDescriptionMixin
This mix-in class extends
TypeDescriptionMixin
and loads the descriptions from dictionaries associated with the specified entry point_ENTRY_POINT_NAME
.
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garfield.database.
build_description_url
(dbhost, dbport, dbname)¶
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garfield.database.
check_has_patches
(sess, patch_names)¶
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garfield.database.
enable_debugging
()¶
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garfield.database.
escape_search_text
(text)¶ Perform escaping of the search string. All characters sent through text will be searched for verbatim, without special meanings.
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garfield.database.
filter_reflection_warnings
()¶
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garfield.database.
has_role
(sess, role_name)¶
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garfield.database.
reflect_tables
(meta, table_names, tables=None)¶
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garfield.database.
table_exists
(sess, table_name)¶ Returns True in case table table_name exists in the database.