ibase_blob_open Open blob for retrieving data parts resourceibase_blob_open resourcelink_identifier stringblob_id resourceibase_blob_open stringblob_id ibase_blob_open opens an existing BLOB for reading. It returns a BLOB handle for later use with ibase_blob_get or &false; on failure. See also ibase_blob_close, ibase_blob_echo and ibase_blob_get.