Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

admin_bar_language_delete in core/modules/admin_bar/admin_bar.module
Implements hook_language_delete().
admin_bar_menu_link_delete in core/modules/admin_bar/admin_bar.module
Implements hook_menu_link_delete().
admin_bar_taxonomy_vocabulary_delete in core/modules/admin_bar/admin_bar.module
Implements hook_taxonomy_vocabulary_delete().
ajax_example_node_delete in modules/examples/ajax_example/ajax_example_node_form_alter.inc
Implements hook_node_delete().
block_custom_block_delete in core/modules/block/block.admin.inc
Form constructor for the custom block deletion form.
comment_confirm_delete in core/modules/comment/comment.admin.inc
Form constructor for the confirmation form for comment deletion.
comment_delete in core/modules/comment/comment.module
Deletes a comment and all its replies.
comment_node_type_delete in core/modules/comment/comment.module
Implements hook_node_type_delete().
config_test_hooks_config_delete in core/modules/config/tests/config_test_hooks/config_test_hooks.module
Implements hook_config_delete().
database_example_entry_delete in modules/examples/database_example/database_example.module
Deletes an entry from the database.
db_delete in core/includes/database/database.inc
Returns a new DeleteQuery object for the active database.
entityreference_entity_delete in core/modules/entityreference/entityreference.module
Implements hook_entity_delete().
entityreference_field_attach_delete in core/modules/entityreference/entityreference.module
Implements hook_field_attach_delete().
entityreference_field_delete in core/modules/entityreference/entityreference.module
Implements hook_field_delete().
entity_crud_hook_test_comment_delete in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_comment_delete().
entity_crud_hook_test_entity_delete in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_entity_delete().
entity_crud_hook_test_file_delete in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_file_delete().
entity_crud_hook_test_node_delete in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_node_delete().
entity_crud_hook_test_taxonomy_term_delete in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_taxonomy_term_delete().
entity_crud_hook_test_user_delete in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_user_delete().
entity_example_basic_delete in modules/examples/entity_example/entity_example.module
Use the controller to delete the entity.
entity_example_basic_edit_delete in modules/examples/entity_example/entity_example.module
Form deletion handler.
entity_view_mode_delete in core/modules/entity/entity.module
Delete a custom display mode.
field_attach_delete in core/modules/field/field.attach.inc
Delete field data for an existing entity. This deletes all revisions of field data for the entity.
field_config_delete in core/modules/field/field.module
Implements hook_config_delete().
field_entity_view_mode_delete in core/modules/field/field.module
Implements hook_entity_view_mode_delete().
field_language_delete in core/modules/field/field.multilingual.inc
Implements hook_language_delete().
field_sql_storage_field_storage_delete in core/modules/field/modules/field_sql_storage/field_sql_storage.module
Implements hook_field_storage_delete().
field_test_field_delete in core/modules/field/tests/field_test/field_test.field.inc
Implements hook_field_delete().
field_test_field_storage_delete in core/modules/field/tests/field_test/field_test.storage.inc
Implements hook_field_storage_delete().
file_delete in core/includes/file.inc
Deletes a file and its database record.
file_field_delete in core/modules/file/file.field.inc
Implements hook_field_delete().
file_file_delete in core/modules/file/file.file.inc
Implements hook_file_delete().
file_type_delete in core/modules/file/file.admin.inc
Deletes a file type from the configuration.
file_unmanaged_delete in core/includes/file.inc
Deletes a file without database changes or hook invocations.
file_usage_delete in core/includes/file.inc
Removes a record to indicate that a module is no longer using a file.
filter_entity_delete in core/modules/filter/filter.module
Implements hook_entity_delete().
filter_node_revision_delete in core/modules/filter/filter.module
Implements hook_node_revision_delete().
image_effect_delete in core/modules/image/image.module
Delete an image effect.
image_example_image_style_delete in modules/examples/image_example/image_example.module
Implements hook_image_style_delete().
image_field_delete in core/modules/image/image.field.inc
Implements hook_field_delete().
image_image_style_delete in core/modules/image/image.module
Implements hook_image_style_delete().
image_style_delete in core/modules/image/image.module
Delete an image style.
language_delete in core/modules/language/language.module
Delete a language.
layout_test_layout_delete in core/modules/layout/tests/layout_test/layout_test.module
Implements hook_layout_delete().
locale_language_delete in core/modules/locale/locale.module
Implements hook_language_delete().
menu_delete in core/modules/menu/menu.module
Delete a custom menu and all contained links.
menu_link_delete in core/includes/menu.inc
Delete one or several menu links.
menu_test_menu_link_delete in core/modules/simpletest/tests/menu_test.module
Implements hook_menu_link_delete().
node_access_example_node_delete in modules/examples/node_access_example/node_access_example.module
Implements hook_node_delete().
node_delete in core/modules/node/node.module
Deletes a node.
node_hooks_example_node_delete in modules/examples/node_hooks_example/node_hooks_example.module
Implements hook_node_delete().
node_language_delete in core/modules/node/node.module
Implements hook_language_delete().
node_revision_delete in core/modules/node/node.module
Deletes a node revision.
node_type_delete in core/modules/node/node.module
Deletes a node type from the database.
node_type_form_delete in core/modules/node/node.types.inc
Form submission handler for node_type_form().
path_delete in core/includes/path.inc
Delete a URL alias.
path_entity_delete in core/modules/path/path.module
Implements hook_entity_delete().
path_test_path_delete in core/modules/simpletest/tests/path_test.module
Implements hook_path_delete().
queue_example_add_remove_form_delete in modules/examples/queue_example/queue_example.module
Submit function for "Claim and delete" button.
redirect_delete in core/modules/redirect/redirect.module
Delete a single URL redirect.
redirect_entity_delete in core/modules/redirect/redirect.module
Implements hook_entity_delete().
redirect_path_delete in core/modules/redirect/redirect.module
Implements hook_path_delete().
redirect_redirect_delete in core/modules/redirect/redirect.module
Implements hook_redirect_delete().
search_comment_delete in core/modules/search/search.module
Implements hook_comment_delete().
system_date_format_delete in core/modules/system/system.module
Deletes a date format from the database.
taxonomy_language_delete in core/modules/taxonomy/taxonomy.module
Implements hook_language_delete().
taxonomy_taxonomy_term_delete in core/modules/taxonomy/taxonomy.module
Implements hook_taxonomy_term_delete().
taxonomy_term_confirm_delete in core/modules/taxonomy/taxonomy.admin.inc
Form builder for the term delete form.
taxonomy_term_delete in core/modules/taxonomy/taxonomy.module
Deletes a term.
taxonomy_test_taxonomy_term_delete in core/modules/simpletest/tests/taxonomy_test.module
Implements hook_taxonomy_term_delete().
taxonomy_vocabulary_confirm_delete in core/modules/taxonomy/taxonomy.admin.inc
Form builder for the vocabulary delete confirmation form.
taxonomy_vocabulary_delete in core/modules/taxonomy/taxonomy.module
Deletes a vocabulary.
user_cookie_delete in core/modules/user/user.module
Delete a visitor information cookie.
user_delete in core/modules/user/user.module
Delete a user.
user_image_style_delete in core/modules/user/user.module
Implements hook_image_style_delete().
user_role_delete in core/modules/user/user.module
Delete a user role from database.
ViewsViewTest::view_test_delete in core/modules/views/tests/views_view.test
views_ui_edit_view_form_delete in core/modules/views_ui/views_ui.admin.inc