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

D

data - Variable in class global.Page

The actual byte array for the page.

data - Variable in class relop.Tuple

Page buffer containing this tuple.

DatabaseName - Static variable in class global.Minibase

Name of the data file.

DataEntry - Class in index

Records stored in an index file; using the textbook's "Alternative 2" (see page 276) to allow for multiple indexes.

DataEntry(SearchKey, RID) - Constructor for class index.DataEntry

Constructs a DataEntry from the given values.

DataEntry(byte[], short) - Constructor for class index.DataEntry

Constructs a DataEntry stored in the given data buffer.

DB_PATH - Variable in class tests.TestDriver

Default database file name.

DB_SIZE - Static variable in class global.Msql

Default database size (in pages).

DB_SIZE - Variable in class tests.TestDriver

Default database size (in pages).

deallocate_page(PageId) - Method in class diskmgr.DiskMgr

Deallocates a single page (i.e.

deallocate_page(PageId, int) - Method in class diskmgr.DiskMgr

Deallocates a set of pages on disk, given the run size.

debugStream - Variable in class parser.MiniSqlTokenManager

DEFAULT - Static variable in interface parser.MiniSqlConstants

defaultLexState - Variable in class parser.MiniSqlTokenManager

Delete - Class in query

Execution plan for deleting tuples.

Delete(AST_Delete) - Constructor for class query.Delete

Optimizes the plan, given the parsed query.

delete_file_entry(String) - Method in class diskmgr.DiskMgr

Deletes a file entry from the header page(s).

delete_minibase() - Method in class tests.TestDriver

Deletes the database files from the disk.

deleteEntry(DataEntry) - Method in class index.HashBucket

Deletes a record from the page, compacting the free space (including the slot directory).

deleteEntry(SearchKey, RID) - Method in class index.HashIndex

Deletes the specified entry from the index file.

deleteEntry(DataEntry) - Method in class index.SortedPage

Deletes a record from the page, compacting the free space (including the slot directory).

deleteFile() - Method in class heap.HeapFile

Deletes the heap file from the database, freeing all of its pages.

deleteFile() - Method in class index.HashIndex

Deletes the index file from the database, freeing all of its pages.

deleteRecord(RID) - Method in class heap.HeapFile

Deletes the specified record from the heap file.

deleteRecord(RID) - Method in class heap.HFPage

Deletes a record from the page, compacting the records space.

DeleteStatement() - Method in class parser.MiniSql

desc - Variable in class tests.TestDriver.CountData

Describe - Class in query

Execution plan for describing tables.

Describe(AST_Describe) - Constructor for class query.Describe

Optimizes the plan, given the parsed query.

DescribeStatement() - Method in class parser.MiniSql

descs - Variable in class parser.AST_OrderBy

Which columns are DESC.

destroyDB() - Method in class diskmgr.DiskMgr

Destroys the database, removing the file that stores it.

DIGIT - Static variable in interface parser.MiniSqlConstants

disable_tracing() - Method in class parser.MiniSql

DiskManager - Static variable in class global.Minibase

The Minibase Disk Space Manager.

diskmgr - package diskmgr

DiskMgr - Class in diskmgr

Minibase Disk Manager

DiskMgr() - Constructor for class diskmgr.DiskMgr

DMTest - Class in tests

Test suite for the diskmgr layer.

DMTest() - Constructor for class tests.DMTest

Done() - Method in class parser.SimpleCharStream

dropIndex(String) - Method in class query.Catalog

Removes an existing index from the catalog.

DropIndex - Class in query

Execution plan for dropping indexes.

DropIndex(AST_DropIndex) - Constructor for class query.DropIndex

Optimizes the plan, given the parsed query.

DropIndexStmt() - Method in class parser.MiniSql

dropTable(String) - Method in class query.Catalog

Removes an existing table from the catalog.

DropTable - Class in query

Execution plan for dropping tables.

DropTable(AST_DropTable) - Constructor for class query.DropTable

Optimizes the plan, given the parsed query.

DropTableStmt() - Method in class parser.MiniSql

dump(String) - Method in class parser.SimpleNode