github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/docs/generated/sql/bnf/rename_index.bnf (about)

     1  alter_rename_index_stmt ::=
     2  	'ALTER' 'INDEX' table_name '@' index_name 'RENAME' 'TO' index_name
     3  	| 'ALTER' 'INDEX' index_name 'RENAME' 'TO' index_name
     4  	| 'ALTER' 'INDEX' 'IF' 'EXISTS' table_name '@' index_name 'RENAME' 'TO' index_name
     5  	| 'ALTER' 'INDEX' 'IF' 'EXISTS' index_name 'RENAME' 'TO' index_name