t-sql check if data exists
if exists(select 1 from INFORMATION_SCHEMA.TABLES T
where T.TABLE_NAME = 'Bookings')
begin
drop table Bookings
end
GO
create table Bookings(
FlightID int identity(1, 1) primary key,
TicketsMax int not null,
TicketsBooked int not null
)
GO
insert Bookings(TicketsMax, TicketsBooked) select 1, 0
insert Bookings(TicketsMax, TicketsBooked) select 2, 2
insert Bookings(TicketsMax, TicketsBooked) select 3, 1
GO
select * from BookingsCheck if value exisits update or insert sQL
IF EXISTS (SELECT * FROM Bookings WHERE FLightID = @Id)
BEGIN
--UPDATE HERE
END
ELSE
BEGIN
-- INSERT HERE
ENDCopyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
