Posts by Wesley Godoi • 5 points

• -4

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  Q: Compare a field in the same table

  I need to double-check the register with the same CNPJ to eliminate duplicates. select needs to bring the code information,duplicate clients name. Bank structure: tabela CADCLI ( codigo, nome,cnpj )…

  sql firebird

  asked 5 years, 7 months ago Wesley Godoi 5