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java.lang.Objectorg.basex.data.ExprInfo
org.basex.query.expr.Expr
org.basex.query.expr.ParseExpr
org.basex.query.expr.Simple
org.basex.query.expr.IndexAccess
org.basex.query.expr.RangeAccess
public final class RangeAccess
This index class retrieves range values from the index.
Nested Class Summary |
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Nested classes/interfaces inherited from class org.basex.query.expr.Expr |
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Expr.Flag |
Field Summary |
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Fields inherited from class org.basex.query.expr.ParseExpr |
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info, size, type |
Method Summary | |
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Expr |
copy(QueryContext ctx,
VarScope scp,
IntObjMap<Var> vs)
Copies an expression. |
AxisIter |
iter(QueryContext ctx)
Evaluates the expression and returns an iterator on the resulting items. |
void |
plan(FElem plan)
Creates an expression tree. |
java.lang.String |
toString()
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Methods inherited from class org.basex.query.expr.IndexAccess |
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iterable |
Methods inherited from class org.basex.query.expr.Simple |
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accept, checkUp, compile, count, exprSize, has, inline, removable |
Methods inherited from class org.basex.query.expr.ParseExpr |
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checkAdmin, checkAllUp, checkBinary, checkBln, checkColl, checkCreate, checkCtx, checkDbl, checkDBNode, checkEStr, checkEStr, checkFunc, checkItem, checkItr, checkItr, checkMap, checkNode, checkNode, checkNode, checkNoEmpty, checkNoneUp, checkNoUp, checkQNm, checkStr, checkStr, checkStrBin, checkType, checkWrite, compBln, copyType, ebv, item, optPre, preEval, size, test, type, value |
Methods inherited from class org.basex.query.expr.Expr |
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addText, compEbv, copy, hasFreeVars, indexAccessible, indexEquivalent, inlineAll, isEmpty, isFunction, isItem, isVacuous, isValue, markTailCalls, optimize, sameAs, uses, visitAll |
Methods inherited from class org.basex.data.ExprInfo |
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addPlan, addPlan, description, info, planAttr, planElem |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Method Detail |
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public AxisIter iter(QueryContext ctx)
Expr
Expr.item(org.basex.query.QueryContext, org.basex.util.InputInfo)
must be implemented
by an expression, as it may be called by this method.
iter
in class IndexAccess
ctx
- query context
public Expr copy(QueryContext ctx, VarScope scp, IntObjMap<Var> vs)
Expr
copy
in class Expr
ctx
- query contextscp
- variable scope for creating new variablesvs
- mapping from old variable IDs to new variable copies
public void plan(FElem plan)
ExprInfo
plan
in class Simple
plan
- root elementpublic java.lang.String toString()
toString
in class ExprInfo
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