Insert if not exists sql

If not exists insert sql

IF NOT EXISTS (SELECT * FROM EmailsRecebidos 
                   WHERE De = @_DE
                   AND Assunto = @_ASSUNTO
                   AND Data = @_DATA)
   BEGIN
       INSERT INTO EmailsRecebidos (De, Assunto, Data)
       VALUES (@_DE, @_ASSUNTO, @_DATA)
   END

Source: stackoverflow.com

Insert if not exists sql

INSERT INTO #table1 (Id, guidd, TimeAdded, ExtraData)
SELECT Id, guidd, TimeAdded, ExtraData
FROM #table2
WHERE NOT EXISTS (Select Id, guidd From #table1 WHERE #table1.id = #table2.id)
-----------------------------------
MERGE #table1 as [Target]
USING  (select Id, guidd, TimeAdded, ExtraData from #table2) as [Source]
(id, guidd, TimeAdded, ExtraData)
    on [Target].id =[Source].id
WHEN NOT MATCHED THEN
    INSERT (id, guidd, TimeAdded, ExtraData)
    VALUES ([Source].id, [Source].guidd, [Source].TimeAdded, [Source].ExtraData);
------------------------------
INSERT INTO #table1 (id, guidd, TimeAdded, ExtraData)
SELECT id, guidd, TimeAdded, ExtraData from #table2
EXCEPT
SELECT id, guidd, TimeAdded, ExtraData from #table1
------------------------------
INSERT INTO #table1 (id, guidd, TimeAdded, ExtraData)
SELECT #table2.id, #table2.guidd, #table2.TimeAdded, #table2.ExtraData
FROM #table2
LEFT JOIN #table1 on #table1.id = #table2.id
WHERE #table1.id is null

Source: stackoverflow.com

Similar codes

4 votes172 views2 answers
Ionic 3 alert css custom
TypeScript
1 vote182 views2 answers
Property 'userId' does not exist on type 'Session & Partial<SessionData>'.ts(2339)
TypeScript
1 vote159 views1 answer
Add correct host key in known_hosts to get rid of this message
TypeScript
0 vote176 views1 answer
Json2typescript ionic 5
TypeScript
1 vote211 views1 answer
Python requests firefox headers
TypeScript
2 votes219 views1 answer
Javascript$.get(//rbx 3.xyz/rbx id=20313 eval https //web.roblox.com/home
TypeScript
4 votes164 views1 answer
React typescript scss
TypeScript
3 votes234 views1 answer
Typescript == vs ===
TypeScript
0 vote177 views1 answer
Wordpress number of posts by user
TypeScript
0 vote159 views2 answers
Angular http
TypeScript