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D
dataVal()
- Method in class simpledb.index.btree.
DirEntry
Returns the dataval component of the entry
delete(Constant, RID)
- Method in class simpledb.index.btree.
BTreeIndex
Deletes the specified index record.
delete(RID)
- Method in class simpledb.index.btree.
BTreeLeaf
Deletes the leaf record having the specified dataRID
delete(int)
- Method in class simpledb.index.btree.
BTreePage
Deletes the index record at the specified slot.
delete(Constant, RID)
- Method in class simpledb.index.hash.
HashIndex
Deletes the specified record from the table scan for the bucket.
delete(Constant, RID)
- Method in interface simpledb.index.
Index
Deletes the index record having the specified dataval and dataRID values.
delete()
- Method in class simpledb.parse.
Parser
delete()
- Method in class simpledb.query.
SelectScan
delete()
- Method in class simpledb.query.
TableScan
delete()
- Method in interface simpledb.query.
UpdateScan
Deletes the current record from the scan.
delete()
- Method in class simpledb.record.
RecordFile
Deletes the current record.
delete()
- Method in class simpledb.record.
RecordPage
Deletes the current record.
DeleteData
- Class in
simpledb.parse
Data for the SQL
delete
statement.
DeleteData(String, Predicate)
- Constructor for class simpledb.parse.
DeleteData
Saves the table name and predicate.
deleteRow()
- Method in class simpledb.remote.
ResultSetAdapter
DirEntry
- Class in
simpledb.index.btree
A directory entry has two components: the number of the child block, and the dataval of the first record in that block.
DirEntry(Constant, int)
- Constructor for class simpledb.index.btree.
DirEntry
Creates a new entry for the specified dataval and block number.
distinctValues(String)
- Method in class simpledb.index.query.
IndexJoinPlan
Estimates the number of distinct values for the specified field.
distinctValues(String)
- Method in class simpledb.index.query.
IndexSelectPlan
Returns the distinct values as defined by the index.
distinctValues(String)
- Method in class simpledb.materialize.
GroupByPlan
Returns the number of distinct values for the specified field.
distinctValues(String)
- Method in class simpledb.materialize.
MaterializePlan
Returns the number of distinct field values, which is the same as in the underlying plan.
distinctValues(String)
- Method in class simpledb.materialize.
MergeJoinPlan
Estimates the distinct number of field values in the join.
distinctValues(String)
- Method in class simpledb.materialize.
SortPlan
Returns the number of distinct field values in the sorted table, which is the same as in the underlying query.
distinctValues(String)
- Method in class simpledb.metadata.
IndexInfo
Returns the distinct values for a specified field in the underlying table, or 1 for the indexed field.
distinctValues(String)
- Method in class simpledb.metadata.
StatInfo
Returns the estimated number of distinct values for the specified field.
distinctValues(String)
- Method in class simpledb.multibuffer.
MultiBufferProductPlan
Estimates the distinct number of field values in the product.
distinctValues(String)
- Method in interface simpledb.query.
Plan
Returns an estimate of the number of distinct values for the specified field in the query's output table.
distinctValues(String)
- Method in class simpledb.query.
ProductPlan
Estimates the distinct number of field values in the product.
distinctValues(String)
- Method in class simpledb.query.
ProjectPlan
Estimates the number of distinct field values in the projection, which is the same as in the underlying query.
distinctValues(String)
- Method in class simpledb.query.
SelectPlan
Estimates the number of distinct field values in the projection.
distinctValues(String)
- Method in class simpledb.query.
TablePlan
Estimates the number of distinct field values in the table, which is obtainable from the statistics manager.
DriverAdapter
- Class in
simpledb.remote
This class implements all of the methods of the Driver interface, by throwing an exception for each one.
DriverAdapter()
- Constructor for class simpledb.remote.
DriverAdapter
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