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Convert 0 unix timestamps to null in postgres

This commit is contained in:
kolaente 2020-06-22 22:33:50 +02:00
parent f45ed9453d
commit 5a94a18e02
Signed by: konrad
GPG Key ID: F40E70337AB24C9B
1 changed files with 1 additions and 1 deletions
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2
pkg/migration/20200621214452.go
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@ -52,7 +52,7 @@ func init() {
sql = append(sql, "ALTER TABLE "+table+" ADD COLUMN "+colFinal+" TIMESTAMP WITHOUT TIME ZONE NULL;")
}
sql = append(sql,
"UPDATE "+table+" SET "+colTmp+" = TIMESTAMP 'epoch' + "+colOld+" * INTERVAL '1 second';",
"UPDATE "+table+" SET "+colTmp+" = (CASE WHEN "+colOld+" = 0 THEN NULL ELSE TIMESTAMP 'epoch' + "+colOld+" * INTERVAL '1 second' END);",
"ALTER TABLE "+table+" ALTER COLUMN "+colFinal+" TYPE TIMESTAMP USING "+colTmp+";",
"ALTER TABLE "+table+" DROP COLUMN "+colTmp+";",
)