示例#1
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 public boolean isKey(BitSet columns) {
   return parent.isKey(columns);
 }
示例#2
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 public RelOptSchema getRelOptSchema() {
   return parent.getRelOptSchema();
 }
示例#3
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 public List<RelCollation> getCollationList() {
   return parent.getCollationList();
 }
示例#4
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 public RelDataType getRowType() {
   return parent.getRowType();
 }
示例#5
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 public double getRowCount() {
   return parent.getRowCount();
 }
示例#6
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 public List<String> getQualifiedName() {
   return parent.getQualifiedName();
 }
示例#7
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 public Expression getExpression(Class clazz) {
   return parent.getExpression(clazz);
 }
示例#8
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 public <T> T unwrap(Class<T> clazz) {
   if (clazz.isInstance(this)) {
     return clazz.cast(this);
   }
   return parent.unwrap(clazz);
 }