Limpando Números de Telefone no SQL Server
Crie uma função do SQL Server para verificar e limpar uma string de número de telefone internacional ou do Reino Unido
Contexto
Um dos desafios mais comuns que enfrentamos na infraestrutura do cliente são os números de telefone formatados incorretamente. Eles tendem a ficar em más condições quando são executados no Excel ou em vários outros cenários, alterando a saída.
Esta função é direcionada a números do Reino Unido, com algum escopo para comprimentos de números internacionais. Ele poderia ser adaptado para qualquer outra região facilmente adaptando os primeiros 6 itens de caso na última declaração de caso e os três itens de caso na segunda declaração de caso.
Ele está em uso há vários anos e recuperou inúmeros números de telefone usando as etapas a seguir;
- Faça backup do número em uma variável temporária
- Substitua um sinal de partida por duplo zero
- Remova todos os caracteres de texto restantes da string
- Substitua os números de discagem do Reino Unido por 0
- Verifique o comprimento de cada tipo de número.
- Retorne o novo número ou retorne o número antigo se não puder ser validado.
SQL
CREATE FUNCTION [dbo].[CleanseTelephone](@TelNo VARCHAR(30))
RETURNS VARCHAR(20)
AS BEGIN
DECLARE @OldNumber VARCHAR(20)=@TelNo
SET @TelNo =(CASE
WHEN LEFT(@TelNo,1)='+' THEN STUFF(@TelNo,1,1,'00')
ELSE @TelNo END)
DECLARE @Letter INT
SET @Letter =PATINDEX('%[^0-9]%',@TelNo)
BEGIN
WHILE @Letter>0
BEGIN
SET @TelNo =STUFF(@TelNo,@Letter,1,'')
SET @Letter =PATINDEX('%[^0-9]%',@TelNo)
END
END
SET @TelNo =(CASEWHEN LEFT(@TelNo,5)='00440' THEN STUFF(@TelNo,1,5,'0')WHEN LEFT(@TelNo,4)='0440' THEN STUFF(@TelNo,1,4,'0')
WHEN LEFT(@TelNo,3)='440' THEN STUFF(@TelNo,1,3,'0')
WHEN LEFT(@TelNo,2)='44' THEN STUFF(@TelNo,1,2,'0')
ELSE @TelNo END)
SET @TelNo =(CASE
WHEN LEFT(@TelNo,2)='01' AND LEN(@TelNo)=11 THEN @TelNo
WHEN LEFT(@TelNo,2)='02' AND LEN(@TelNo)=11 THEN @TelNo
WHEN LEFT(@TelNo,2)='05' AND LEN(@TelNo)=11 THEN @TelNo
WHEN LEFT(@TelNo,2)='07' AND LEN(@TelNo)=11 THEN @TelNo
WHEN LEFT(@TelNo,2)='09' AND LEN(@TelNo)=11 THEN @TelNo
WHEN LEFT(@TelNo,2)='08' AND LEN(@TelNo) BETWEEN 10 AND 11 THEN @TelNo
WHEN LEFT(@TelNo,3)='001' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0020' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0021' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0023' AND LEN(@TelNo) BETWEEN 12 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0024' AND LEN(@TelNo) BETWEEN 11 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0025' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0026' AND LEN(@TelNo) BETWEEN 13 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0027' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0030' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0031' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0032' AND LEN(@TelNo) BETWEEN 12 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0033' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0034' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0035' AND LEN(@TelNo) BETWEEN 12 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0036' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0037' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0038' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0039' AND LEN(@TelNo) BETWEEN 14 AND 15 THEN @TelNo
WHEN LEFT(@TelNo,4)='0040' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0041' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0042' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0043' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0044' AND LEN(@TelNo) BETWEEN 13 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0045' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0046' AND LEN(@TelNo) BETWEEN 11 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0047' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0048' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0049' AND LEN(@TelNo) BETWEEN 13 AND 16 THEN @TelNo
WHEN LEFT(@TelNo,4)='0050' AND LEN(@TelNo) BETWEEN 13 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0051' AND LEN(@TelNo) BETWEEN 12 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0052' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0053' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0054' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0055' AND LEN(@TelNo) BETWEEN 13 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0056' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0057' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0058' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0059' AND LEN(@TelNo) BETWEEN 11 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0060' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0061' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0062' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0063' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0064' AND LEN(@TelNo) BETWEEN 12 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0065' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0066' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0067' AND LEN(@TelNo) BETWEEN 12 AND 12 THEN @TelNo
WHEN LEFT(@TelNo,4)='0074' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0080' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0081' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0082' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0085' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0086' AND LEN(@TelNo) BETWEEN 15 AND 15 THEN @TelNo
WHEN LEFT(@TelNo,4)='0087' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0088' AND LEN(@TelNo) BETWEEN 15 AND 15 THEN @TelNo
WHEN LEFT(@TelNo,4)='0090' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0091' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0092' AND LEN(@TelNo) BETWEEN 13 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0093' AND LEN(@TelNo) BETWEEN 12 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0094' AND LEN(@TelNo) BETWEEN 13 AND 13 THEN @TelNo
WHEN LEFT(@TelNo,4)='0095' AND LEN(@TelNo) BETWEEN 11 AND 11 THEN @TelNo
WHEN LEFT(@TelNo,4)='0096' AND LEN(@TelNo) BETWEEN 11 AND 15 THEN @TelNo
WHEN LEFT(@TelNo,4)='0097' AND LEN(@TelNo) BETWEEN 13 AND 14 THEN @TelNo
WHEN LEFT(@TelNo,4)='0098' AND LEN(@TelNo) BETWEEN 11 AND 11 THEN @TelNo
WHEN LEFT(@TelNo,4)='0099' AND LEN(@TelNo) BETWEEN 14 AND 14 THEN @TelNo
ELSE NULL END)
RETURN ISNULL(@TelNo,@OldNumber)
--RETURN @TelNo--Use for returning NULL with non valid numbers
END
GO