backup_stmt ::=
	'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder as_of_clause 'INCREMENTAL FROM' full_backup_location ( | ',' incremental_backup_location ( ',' incremental_backup_location )* ) 'WITH' kv_option_list
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder as_of_clause 'INCREMENTAL FROM' full_backup_location ( | ',' incremental_backup_location ( ',' incremental_backup_location )* ) 
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder as_of_clause 'INCREMENTAL FROM' full_backup_location ( | ',' incremental_backup_location ( ',' incremental_backup_location )* ) 
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder as_of_clause  'WITH' kv_option_list
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder as_of_clause  
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder as_of_clause  
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder  'INCREMENTAL FROM' full_backup_location ( | ',' incremental_backup_location ( ',' incremental_backup_location )* ) 'WITH' kv_option_list
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder  'INCREMENTAL FROM' full_backup_location ( | ',' incremental_backup_location ( ',' incremental_backup_location )* ) 
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder  'INCREMENTAL FROM' full_backup_location ( | ',' incremental_backup_location ( ',' incremental_backup_location )* ) 
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder   'WITH' kv_option_list
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder   
	| 'BACKUP' ( ( 'TABLE' | ) table_pattern ( ( ',' table_pattern ) )* | 'DATABASE' database_name ( ( ',' database_name ) )* ) 'TO' string_or_placeholder   
