A B C D E F G H I J K L M N O P R S T U V W

U

UNPIN_CLEAN - Static variable in interface global.GlobalConst

Optimization to avoid writing to disk when unpinned.

UNPIN_DIRTY - Static variable in interface global.GlobalConst

Forces the page to be written to disk when unpinned.

unpinPage(PageId, boolean) - Method in class bufmgr.BufMgr

Unpins a disk page from the buffer pool, decreasing its pin count.

updateRecord(RID, byte[]) - Method in class heap.HeapFile

Updates the specified record in the heap file.

updateRecord(RID, byte[]) - Method in class heap.HFPage

Updates a record on the page.