method
connected?
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v3.1.0 -
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Class: ActiveRecord::Base
- 1.0.0 (0)
- 1.1.6 (0)
- 1.2.6 (0)
- 2.0.3 (0)
- 2.1.0 (0)
- 2.2.1 (-38)
- 2.3.8 (20)
- 3.0.0 (0)
- 3.0.9 (-1)
- 3.1.0 (0)
- 3.2.1 (0)
- 3.2.8 (0)
- 3.2.13 (0)
- 4.0.2
- 4.1.8
- 4.2.1
- 4.2.7
- 4.2.9
- 5.0.0.1
- 5.1.7
- 5.2.3
- 6.0.0
- 6.1.3.1
- 6.1.7.7
- 7.0.0
- 7.1.3.2
- 7.1.3.4
- What's this?
Related methods
- Class methods (218)
-
===
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abstract_class?
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accessible_attributes (<= v2.3.8)
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active_connection_name (<= v2.1.0)
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add_conditions!
(<= v2.3.8)
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add_group!
(<= v2.3.8)
-
add_joins!
(<= v2.3.8)
-
add_limit!
(<= v2.3.8)
-
add_lock!
(<= v2.3.8)
-
add_order!
(<= v2.3.8)
-
aggregate_mapping
-
all (<= v2.3.8)
-
all_attributes_exists?
-
allow_concurrency (<= v2.3.8)
-
allow_concurrency= (<= v2.3.8)
-
arel_engine
-
arel_table
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array_of_strings?
(<= v2.3.8)
-
attr_accessible (<= v2.3.8)
-
attribute_condition
(<= v2.3.8)
-
attribute_method?
-
attribute_names
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attributes_protected_by_def...
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attr_protected (<= v2.3.8)
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attr_readonly
-
base_class
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before_remove_const
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benchmark (<= v2.3.8)
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build_default_scope
-
class_name (<= v2.3.8)
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class_name_of_active_record...
(<= v2.3.8)
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class_of_active_record_desc...
-
clear_active_connection_name (<= v2.1.0)
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clear_active_connections!
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clear_all_cached_connections!
(<= v2.1.0)
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clear_cache!
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clear_connection_cache! (<= v1.0.0)
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clear_reloadable_connections! (<= v2.1.0)
-
colorize_logging (<= v3.0.9)
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colorize_logging= (<= v3.0.9)
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column_defaults
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column_methods_hash
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column_names
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columns
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columns_hash
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compute_table_name
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compute_type
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configurations
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connected?
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connection
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connection= (<= v2.1.0)
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connection_config
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connection_handler
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connection_id (>= v3.2.1)
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connection_id= (>= v3.2.1)
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connection_pool
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construct_attributes_from_a...
(<= v3.0.9)
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construct_conditions_from_a...
(<= v1.1.6)
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construct_finder_arel
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construct_finder_sql
(<= v2.3.8)
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content_columns
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count (<= v1.0.0)
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count_by_sql
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create
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current_scope
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current_scope=
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current_scoped_methods
(<= v3.0.9)
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decrement_counter (<= v2.3.8)
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default_scope
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default_select
(<= v2.3.8)
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default_timezone
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define_attr_method
(<= v2.3.8)
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delete (<= v2.3.8)
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delete_all (<= v2.3.8)
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descends_from_active_record?
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destroy (<= v2.3.8)
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destroy_all (<= v2.3.8)
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determine_deprecated_finder
(<= v1.2.6)
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determine_finder
(<= v2.1.0)
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determine_instantiator
(<= v2.1.0)
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encode_quoted_value
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establish_connection
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evaluate_default_scope
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exists? (<= v2.3.8)
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expand_attribute_names_for_...
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expand_hash_conditions_for_...
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expand_id_conditions
(<= v2.3.8)
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expand_range_bind_variables
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extract_attribute_names_fro...
(<= v2.1.0)
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extract_options_from_args!
(<= v1.0.0)
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find (<= v2.3.8)
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find_by_sql
-
finder_needs_type_condition?
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find_every
(<= v2.3.8)
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find_from_ids
(<= v2.3.8)
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find_initial
(<= v2.3.8)
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find_last
(<= v2.3.8)
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find_one
(<= v2.3.8)
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find_some
(<= v2.3.8)
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find_sti_class
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first (<= v2.3.8)
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full_table_name_prefix
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generated_feature_methods (>= v3.2.1)
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get_primary_key (<= v2.3.8)
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human_attribute_name (<= v2.3.8)
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human_name (<= v2.3.8)
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i18n_scope
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ignore_default_scope=
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ignore_default_scope?
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increment_counter (<= v2.3.8)
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inheritance_column
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inheritance_column=
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inherited (>= v2.1.0)
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initialize_generated_modules (>= v3.2.1)
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inspect
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instantiate
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last (<= v2.3.8)
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log_connections (<= v2.1.0)
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logger
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lookup_ancestors
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matches_dynamic_finder?
(<= v2.1.0)
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matches_dynamic_finder_with...
(<= v2.1.0)
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merge_conditions (<= v2.3.8)
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merge_includes
(<= v2.3.8)
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merge_joins
(<= v2.3.8)
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method_missing
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mysql2_connection
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mysql_connection
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new
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parse_config!
(<= v1.2.6)
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parse_sqlite_config!
(<= v2.3.8)
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pluralize_table_names
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postgresql_connection
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primary_key (<= v2.3.8)
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primary_key_prefix_type
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protected_attributes (<= v2.3.8)
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quote_bound_value
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quoted_table_name
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quote_value
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raise_if_bind_arity_mismatch
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read_methods (<= v1.0.0)
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readonly_attributes
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relation
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remove_connection
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remove_stale_cached_threads!
(<= v2.1.0)
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replace_bind_variables
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replace_named_bind_variables
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require_mysql (<= v2.1.0)
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reset_column_information
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reset_column_information_an... (<= v3.0.9)
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reset_counters (<= v2.3.8)
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reset_primary_key (<= v2.3.8)
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reset_scoped_methods
(<= v3.0.9)
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reset_sequence_name
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reset_subclasses (<= v3.0.9)
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reset_table_name
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respond_to?
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retrieve_connection
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reverse_sql_order
(<= v2.3.8)
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safe_to_array
(<= v2.3.8)
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sanitize
-
sanitize_conditions
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sanitize_sql
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sanitize_sql_array
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sanitize_sql_for_assignment
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sanitize_sql_for_conditions
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sanitize_sql_hash
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sanitize_sql_hash_for_assig...
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sanitize_sql_hash_for_condi...
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schema_format
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scope
(<= v2.3.8)
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scoped?
(<= v2.3.8)
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scoped_methods (<= v3.0.9)
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scoped_methods=
(<= v1.0.0)
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self_and_descendants_from_a... (<= v2.3.8)
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self_and_descendents_from_a... (<= v2.2.1)
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sequence_name
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sequence_name=
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serialize
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serialized_attributes (<= v3.0.9)
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set_inheritance_column
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set_locking_column (<= v1.1.6)
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set_primary_key (<= v2.3.8)
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set_readonly_option!
(<= v2.3.8)
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set_sequence_name
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set_table_name
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silence (<= v2.3.8)
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single_threaded_active_conn... (<= v2.1.0)
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single_threaded_scoped_methods
(<= v2.1.0)
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sqlite3_connection
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sqlite_connection (<= v2.3.8)
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sti_name
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subclasses (<= v3.0.9)
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symbolized_base_class
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symbolized_sti_name
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table_exists?
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table_name
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table_name=
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table_name_prefix
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table_name_suffix
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threaded_connections (<= v1.0.0)
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threaded_connections= (<= v1.0.0)
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thread_safe_active_connections (<= v2.1.0)
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thread_safe_scoped_methods
(<= v2.1.0)
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timestamped_migrations
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type_condition
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type_name_with_module
(<= v2.3.8)
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undecorated_table_name
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unscoped
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update (<= v2.3.8)
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update_all (<= v2.3.8)
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update_counters (<= v2.3.8)
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validate_find_options
(<= v2.3.8)
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verification_timeout (<= v2.3.8)
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verification_timeout= (<= v2.3.8)
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verify_active_connections! (<= v2.1.0)
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with_exclusive_scope
-
with_scope
- Instance methods (107)
-
<=>
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==
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[] (<= v3.0.9)
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[]= (<= v3.0.9)
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arel_attributes_values
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assign_attributes
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assign_multiparameter_attri...
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attribute_for_inspect
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attribute_names
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attribute_present?
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attributes
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attributes=
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attributes_before_type_cast (<= v2.3.8)
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attributes_from_column_defi...
(<= v2.3.8)
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attributes_protected_by_def...
(<= v2.3.8)
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attributes_with_quotes
(<= v2.3.8)
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becomes (<= v2.3.8)
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cache_key
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clear_timestamp_attributes
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clone (<= v2.3.8)
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clone_attributes
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clone_attribute_value
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column_for_attribute
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comma_pair_list
-
connection
-
convert_number_column_value
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create
(<= v2.3.8)
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create_or_update
(<= v2.3.8)
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decrement (<= v2.3.8)
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decrement! (<= v2.3.8)
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define_question_method
(<= v1.2.6)
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define_read_method
(<= v1.2.6)
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define_read_method_for_seri...
(<= v1.2.6)
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define_read_methods
(<= v1.2.6)
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delete (<= v2.3.8)
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destroy (<= v2.3.8)
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destroyed? (<= v2.3.8)
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dup
-
encode_with
-
ensure_proper_type
-
eql?
-
evaluate_read_method
(<= v1.2.6)
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execute_callstack_for_multi...
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extract_callstack_for_multi...
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extract_max_param_for_multi...
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find_parameter_position
-
freeze
-
frozen?
-
has_attribute?
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hash
-
id (<= v2.3.8)
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id= (<= v2.3.8)
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id_before_type_cast (<= v2.3.8)
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increment (<= v2.3.8)
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increment! (<= v2.3.8)
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initialize_copy (<= v3.0.9)
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initialize_dup
-
init_with
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inspect
-
instantiate_time_object
-
interpolate_and_sanitize_sql
(<= v3.0.9)
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interpolate_sanitized_sql
(<= v3.0.9)
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interpolate_sql
(<= v3.0.0)
-
log_protected_attribute_rem...
(<= v2.3.8)
-
mass_assignment_options
-
mass_assignment_role
-
method_missing
(<= v1.2.6)
-
new_record? (<= v2.3.8)
-
object_from_yaml
(<= v3.0.9)
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populate_with_current_scope...
-
query_attribute
(<= v1.2.6)
-
quote
(<= v1.2.6)
-
quote_columns
-
quoted_column_names
(<= v2.3.8)
-
quoted_comma_pair_list
-
quoted_id
-
quote_value
-
read_attribute
(<= v1.2.6)
-
read_attribute_before_type_...
(<= v1.2.6)
-
read_date_parameter_value
-
readonly!
-
readonly?
-
read_other_parameter_value
-
read_time_parameter_value
-
read_value_from_parameter
-
reload (<= v2.3.8)
-
remove_attributes_protected...
(<= v2.3.8)
-
remove_readonly_attributes
(<= v2.3.8)
-
respond_to? (<= v1.2.6)
-
save (<= v2.3.8)
-
save! (<= v2.3.8)
-
set_serialized_attributes
-
to_ary
-
toggle (<= v2.3.8)
-
toggle! (<= v2.3.8)
-
to_param
-
to_xml (<= v1.1.6)
-
to_yaml (>= v3.2.1)
-
type_cast_attribute_value
-
unserializable_attribute?
(<= v1.2.6)
-
unserialize_attribute
(<= v1.2.6)
-
update
(<= v2.3.8)
-
update_attribute (<= v2.3.8)
-
update_attributes (<= v2.3.8)
-
update_attributes! (<= v2.3.8)
-
write_attribute
(<= v1.2.6)
-
yaml_initialize (>= v3.2.1)
= private
= protected
connected?()
public
Returns true if Active Record is connected.
Show source
# File activerecord/lib/active_record/connection_adapters/abstract/connection_specification.rb, line 111 def connected? connection_handler.connected?(self) end