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fix: [#768] Posgres DB ERROR: cached plan must not change result type #64

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Merged
hwbrzzl merged 2 commits into from
Sep 7, 2025
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fix: [#768] Posgres DB ERROR: cached plan must not change result type #64

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fix: [#768] Posgres DB ERROR: cached plan must not change result type
hwbrzzl Sep 6, 2025
90d2f8e
Update postgres.go
hwbrzzl Sep 6, 2025
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4 changes: 4 additions & 0 deletions postgres.go
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Original file line number Diff line number Diff line change
Expand Up @@ -98,5 +98,9 @@ func fullConfigToDialector(fullConfig contracts.FullConfig) gorm.Dialector {

return postgres.New(postgres.Config{
DSN: dsn,
// When running a migration to add or remove columns, the driver will panic with cached plan must not change result type.
// So PreferSimpleProtocol should be set to true to avoid this issue. The performance will be reduced a little bit,
// but it's worth it to provide full migration support.
PreferSimpleProtocol: true,
})
}
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