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 vote138 views1 answer
Sql delete all values in a column
SQL
1 vote142 views1 answer
OstgreSQL version
SQL
0 vote148 views1 answer
Ms sql filter all sympbol
SQL
0 vote144 views1 answer
Sql revert migration
SQL
0 vote181 views1 answer
How to connect to xampp sql server on windows cmd
SQL
0 vote141 views2 answers
SQLSTATE[42S22]: Column not found: 1054 Unknown column 'created at' in 'field list' (SQL: insert into `categories` (`category_name`, `user_id`, `created at`) values (sea fish, 1, 2021-09-24 04:17:31))
SQL
0 vote142 views1 answer
Oracle sql copy table without data
SQL
6 votes136 views4 answers
How to remove unique key in mysql
SQL
0 vote132 views1 answer
Mssql current date
SQL
0 vote145 views1 answer
Mysql range of dates overlap
SQL