Constant lmdb_rs::core::DbDupFixed
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pub const DbDupFixed: DbFlags=
DbFlags{bits: ffi::MDB_DUPFIXED,}
This flag may only be used in combination with ffi::MDB_DUPSORT. This option tells the library that the data items for this database are all the same size, which allows further optimizations in storage and retrieval. When all data items are the same size, the ffi::MDB_GET_MULTIPLE and ffi::MDB_NEXT_MULTIPLE cursor operations may be used to retrieve multiple items at once.