40 lines
710 B
Transact-SQL
40 lines
710 B
Transact-SQL
CREATE OR ALTER TRIGGER TR_Contas_GerarCodigo
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ON Contas
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AFTER INSERT
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AS
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BEGIN
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SET NOCOUNT ON;
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DECLARE @UltimoNumero INT;
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SELECT
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@UltimoNumero =
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ISNULL(
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MAX(
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TRY_CAST(CODIGO AS INT)
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),
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99)
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FROM Contas
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WHERE ISNUMERIC(CODIGO) = 1;
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;WITH Numerados AS
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(
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SELECT
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ID_CONTAS,
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ROW_NUMBER() OVER
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(
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ORDER BY ID_CONTAS
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) AS Linha
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FROM inserted
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)
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UPDATE C
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SET
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CODIGO =
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CAST(
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@UltimoNumero + N.Linha
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AS VARCHAR)
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FROM Contas C
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INNER JOIN Numerados N
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ON C.ID_CONTAS = N.ID_CONTAS;
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END
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GO |