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

1 vote267 views1 answer
Autocommit mysql
SQL
-1 vote190 views1 answer
Sql add column bit
SQL
6 votes184 views2 answers
How to copy data in sql
SQL
0 vote247 views1 answer
Download mysql database to excel in android studio
SQL
0 vote202 views1 answer
Select row with latest date mysql
SQL
0 vote200 views2 answers
How to find sql server agent jobs related to a database
SQL
0 vote272 views1 answer
Grant privileges mysql to database 1064
SQL
11 votes201 views3 answers
Python sqlite3 create table if not exists
SQL
4 votes236 views1 answer
Rename stored procedure in sql server
SQL
0 vote190 views1 answer
Create a view in sqlite
SQL