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| Packages that use Predicate | |
|---|---|
| simpledb.opt | |
| simpledb.parse | |
| simpledb.query | |
| Uses of Predicate in simpledb.opt |
|---|
| Constructors in simpledb.opt with parameters of type Predicate | |
|---|---|
TablePlanner(java.lang.String tblname,
Predicate mypred,
Transaction tx)
Creates a new table planner. |
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| Uses of Predicate in simpledb.parse |
|---|
| Methods in simpledb.parse that return Predicate | |
|---|---|
Predicate |
QueryData.pred()
Returns the predicate that describes which records should be in the output table. |
Predicate |
ModifyData.pred()
Returns the predicate that describes which records should be modified. |
Predicate |
DeleteData.pred()
Returns the predicate that describes which records should be deleted. |
Predicate |
Parser.predicate()
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| Constructors in simpledb.parse with parameters of type Predicate | |
|---|---|
DeleteData(java.lang.String tblname,
Predicate pred)
Saves the table name and predicate. |
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ModifyData(java.lang.String tblname,
java.lang.String fldname,
Expression newval,
Predicate pred)
Saves the table name, the modified field and its new value, and the predicate. |
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QueryData(java.util.Collection<java.lang.String> fields,
java.util.Collection<java.lang.String> tables,
Predicate pred)
Saves the field and table list and predicate. |
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| Uses of Predicate in simpledb.query |
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| Methods in simpledb.query that return Predicate | |
|---|---|
Predicate |
Predicate.joinPred(Schema sch1,
Schema sch2)
Returns the subpredicate consisting of terms that apply to the union of the two specified schemas, but not to either schema separately. |
Predicate |
Predicate.selectPred(Schema sch)
Returns the subpredicate that applies to the specified schema. |
| Methods in simpledb.query with parameters of type Predicate | |
|---|---|
void |
Predicate.conjoinWith(Predicate pred)
Modifies the predicate to be the conjunction of itself and the specified predicate. |
| Constructors in simpledb.query with parameters of type Predicate | |
|---|---|
SelectPlan(Plan p,
Predicate pred)
Creates a new select node in the query tree, having the specified subquery and predicate. |
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SelectScan(Scan s,
Predicate pred)
Creates a select scan having the specified underlying scan and predicate. |
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