information_schema.tidb_indexes.*

show items implemented by
relation column mysqlmariadbtidbpostgrescockroachdbmssql
tidb_indexes  
column_name unsupported unsupported VARCHAR(64) NULL: unsupported unsupported unsupported
expression unsupported unsupported VARCHAR(64) NULL: unsupported unsupported unsupported
index_comment unsupported unsupported VARCHAR(2048) NULL: unsupported unsupported unsupported
index_id unsupported unsupported BIGINT(21) NULL: unsupported unsupported unsupported
key_name unsupported unsupported VARCHAR(64) NULL: unsupported unsupported unsupported
non_unique unsupported unsupported BIGINT(21) NULL: unsupported unsupported unsupported
seq_in_index unsupported unsupported BIGINT(21) NULL: unsupported unsupported unsupported
sub_part unsupported unsupported BIGINT(21) NULL: unsupported unsupported unsupported
table_name unsupported unsupported VARCHAR(64) NULL: unsupported unsupported unsupported
table_schema unsupported unsupported VARCHAR(64) NULL: unsupported unsupported unsupported