github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/docs/generated/sql/bnf/unsplit_table_at.bnf (about) 1 alter_unsplit_stmt ::= 2 'ALTER' 'TABLE' table_name 'UNSPLIT' 'AT' select_stmt 3 | 'ALTER' 'TABLE' table_name 'UNSPLIT' 'ALL'