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Signed URLs, Move, Copy & Buckets
Temporary signed URLs, listing and deleting files, moving/copying objects, and bucket management.
Published: September 6, 2026Updated: September 6, 2026
Create a Signed URL (temporary access)
const { data, error } = await postbase
.storage
.from('private-docs')
.createSignedUrl('report.pdf', 3600) // expires in 1 hour
// data.signedUrlList Files
const { data, error } = await postbase
.storage
.from('avatars')
.list('folder/', { limit: 100, sortBy: { column: 'name', order: 'asc' } })Delete Files
const { error } = await postbase
.storage
.from('avatars')
.remove(['user-123.png', 'user-456.png'])Move / Copy
await postbase.storage.from('docs').move('old-name.pdf', 'new-name.pdf')
await postbase.storage.from('docs').copy('template.pdf', 'copy.pdf')Bucket Management
// Create
await postbase.storage.createBucket('avatars', {
public: true,
fileSizeLimit: 5 * 1024 * 1024, // 5 MB
allowedMimeTypes: ['image/png', 'image/jpeg'],
})
// List
const { data: buckets } = await postbase.storage.listBuckets()
// Update
await postbase.storage.updateBucket('avatars', { public: false })
// Delete
await postbase.storage.deleteBucket('avatars')
// Empty (delete all objects)
await postbase.storage.emptyBucket('avatars')