pg_largeobject_metadata
目录pg_largeobject_metadata保持着与大对象有关的元数据。真正的大对象数据被存储在pg_largeobject中。
pg_largeobject
Table 52.31. pg_largeobject_metadata的列
oid
lomowner
pg_authid.oid
pg_authid
lomacl
aclitem[]