select  a.owner, a.segment_name, a.segment_type, a.bytes / (1024*1024), b.last_analyzed
from    dba_segments a, dba_indexes b
where   a.owner = b.owner and a.segment_name = b.index_name and b.table_name = 'TB_ESTOQUE_INVENTARIO'
and     a.owner = 'DBSNGPC' and a.segment_type = 'INDEX';