/TypeScript/Check if value exisits update or insert sQL

Check if value exisits update or insert sQL

IF EXISTS (SELECT * FROM Bookings WHERE FLightID = @Id)
BEGIN
    --UPDATE HERE
END
ELSE
BEGIN
   -- INSERT HERE
END

Source: stackoverflow.com

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 Bookings

Source: stackoverflow.com

Similar codes

9 votes142 views2 answers
Open and append to file python if exists if not create
TypeScript
0 vote117 views1 answer
Create an array for looping typescript
TypeScript
0 vote113 views1 answer
Error on indexing the object in ts
TypeScript
1 vote107 views1 answer
Nextjs hot reload not working after file change
TypeScript
4 votes103 views2 answers
What were four effects of the War of 1812?
TypeScript
4 votes118 views2 answers
Ionic toast animation
TypeScript
1 vote112 views1 answer
Use map with filter in react components from arrays of data
TypeScript
0 vote101 views1 answer
Check if two lists have overlap python
TypeScript
0 vote101 views1 answer
Error UTC
TypeScript
0 vote133 views1 answer
'`pydot` failed to call GraphViz.' OSError: `pydot` failed to call GraphViz.Please install GraphViz (https://www.graphviz.org/) and ensure that its executables are in the $PATH.
TypeScript