Class DatabaseSchemaEditor

Declaration

Methods

• ▶ def alter_field(self, model, old_field, new_field, strict=False) override

  inherited doc Allow a field's type, uniqueness, nullability, default, column,

  source link

  This method overrides django.db.backends.base.schema.BaseDatabaseSchemaEditor.alter_field.

  constraints, etc. to be modified.
  `old_field` is required to compute the necessary changes.
  If `strict` is True, raise errors if the old column does not match
  `old_field` precisely.

• ▶ def delete_model(self, model) override

  inherited doc Delete a model from the database.

  source link

  This method overrides django.db.backends.base.schema.BaseDatabaseSchemaEditor.delete_model.

  Overrides

  This method is overriden in:

  • django.contrib.gis.db.backends.oracle.schema.OracleGISSchemaEditor
• ▷ def normalize_name(self, name)

  Get the properly shortened and uppercased identifier as returned by quote_name() but without the quotes.

  source link
• ▶ def prepare_default(self, value) override

  inherited doc Only used for backends which have requires_literal_defaults feature

  source link

  This method overrides django.db.backends.base.schema.BaseDatabaseSchemaEditor.prepare_default.

• ▶ def quote_value(self, value) override

  inherited doc Return a quoted version of the value so it's safe to use in an SQL

  source link

  This method overrides django.db.backends.base.schema.BaseDatabaseSchemaEditor.quote_value.

  string. This is not safe against injection from user code; it is
  intended only for use in making SQL scripts or preparing default values
  for particularly tricky backends (defaults are not user-defined, though,
  so this is safe).

• ▶ def remove_field(self, model, field) override

  inherited doc Remove a field from a model. Usually involves deleting a column, but for M2Ms may involve deleting a table.

  source link

  This method overrides django.db.backends.base.schema.BaseDatabaseSchemaEditor.remove_field.

  Overrides

  This method is overriden in:

  • django.contrib.gis.db.backends.oracle.schema.OracleGISSchemaEditor

Inherited methods

• Methods inherited from django.db.backends.base.schema.BaseDatabaseSchemaEditor:
  __enter__, __exit__, __init__, add_constraint, add_field, add_index, alter_db_table, alter_db_tablespace, alter_index_together, alter_unique_together, column_sql, create_model, effective_default, execute, quote_name, remove_constraint, remove_index, remove_procedure, skip_default, table_sql

Subclasses

• django.contrib.gis.db.backends.oracle.schema.OracleGISSchemaEditor

Reexports

• Imported in django.contrib.gis.db.backends.oracle.schema.
• Imported in django.db.backends.oracle.base.

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