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docs/en/sql-reference/statements/system.md
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@ -5,6 +5,8 @@ toc_title: SYSTEM
# SYSTEM Statements {#query-language-system} # SYSTEM Statements {#query-language-system}
The list of available `SYSTEM` statements:
- [RELOAD EMBEDDED DICTIONARIES](#query_language-system-reload-emdedded-dictionaries) - [RELOAD EMBEDDED DICTIONARIES](#query_language-system-reload-emdedded-dictionaries)
- [RELOAD DICTIONARIES](#query_language-system-reload-dictionaries) - [RELOAD DICTIONARIES](#query_language-system-reload-dictionaries)
- [RELOAD DICTIONARY](#query_language-system-reload-dictionary) - [RELOAD DICTIONARY](#query_language-system-reload-dictionary)
@ -36,7 +38,7 @@ toc_title: SYSTEM
- [RESTART REPLICA](#query_language-system-restart-replica) - [RESTART REPLICA](#query_language-system-restart-replica)
- [RESTART REPLICAS](#query_language-system-restart-replicas) - [RESTART REPLICAS](#query_language-system-restart-replicas)
## RELOAD EMBEDDED DICTIONARIES\] {#query_language-system-reload-emdedded-dictionaries} ## RELOAD EMBEDDED DICTIONARIES {#query_language-system-reload-emdedded-dictionaries}
Reload all [Internal dictionaries](../../sql-reference/dictionaries/internal-dicts.md). Reload all [Internal dictionaries](../../sql-reference/dictionaries/internal-dicts.md).
By default, internal dictionaries are disabled. By default, internal dictionaries are disabled.
@ -48,7 +50,7 @@ Reloads all dictionaries that have been successfully loaded before.
By default, dictionaries are loaded lazily (see [dictionaries\_lazy\_load](../../operations/server-configuration-parameters/settings.md#server_configuration_parameters-dictionaries_lazy_load)), so instead of being loaded automatically at startup, they are initialized on first access through dictGet function or SELECT from tables with ENGINE = Dictionary. The `SYSTEM RELOAD DICTIONARIES` query reloads such dictionaries (LOADED). By default, dictionaries are loaded lazily (see [dictionaries\_lazy\_load](../../operations/server-configuration-parameters/settings.md#server_configuration_parameters-dictionaries_lazy_load)), so instead of being loaded automatically at startup, they are initialized on first access through dictGet function or SELECT from tables with ENGINE = Dictionary. The `SYSTEM RELOAD DICTIONARIES` query reloads such dictionaries (LOADED).
Always returns `Ok.` regardless of the result of the dictionary update. Always returns `Ok.` regardless of the result of the dictionary update.
## RELOAD DICTIONARY Dictionary\_name {#query_language-system-reload-dictionary} ## RELOAD DICTIONARY {#query_language-system-reload-dictionary}
Completely reloads a dictionary `dictionary_name`, regardless of the state of the dictionary (LOADED / NOT\_LOADED / FAILED). Completely reloads a dictionary `dictionary_name`, regardless of the state of the dictionary (LOADED / NOT\_LOADED / FAILED).
Always returns `Ok.` regardless of the result of updating the dictionary. Always returns `Ok.` regardless of the result of updating the dictionary.