org.apache.calcite.rel.metadata.RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered java code examples

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if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, left,
    correlatedInputRefJoinKeys)) {

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, right,
    rightJoinKeys)) {

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, left,
    correlatedInputRefJoinKeys)) {

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, right,
    rightJoinKeys)) {

  RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq,
    dimRel, dimCols);
if (uniq) {

  RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq,
    dimRel, dimCols);
if (uniq) {

return RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, leftRel,
  joinInfo.leftSet());

if (RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq,
  multiJoin.getJoinFactor(factIdx), joinKeys)) {
 multiJoin.addRemovableOuterJoinFactor(factIdx);

if (RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq,
  multiJoin.getJoinFactor(factIdx), joinKeys)) {
 multiJoin.addRemovableOuterJoinFactor(factIdx);

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, right,
  rightJoinKeys)) {
 SQL2REL_LOGGER.debug("{} are not unique keys for {}",

return RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, leftRel,
  joinInfo.leftSet());

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, right,
  rightJoinKeys)) {
 SQL2REL_LOGGER.debug("{} are not unique keys for {}",

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, left,
  correlatedInputRefJoinKeys)) {
 SQL2REL_LOGGER.debug("{} are not unique keys for {}",

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, left,
  correlatedInputRefJoinKeys)) {
 SQL2REL_LOGGER.debug("{} are not unique keys for {}",

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, right,
    rightJoinKeys)) {
  SQL2REL_LOGGER.debug("{} are not unique keys for {}",

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, left,
    correlatedInputRefJoinKeys)) {
  SQL2REL_LOGGER.debug("{} are not unique keys for {}",

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, dimRel,
  dimKeys)) {
 return;

if (!RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered(mq, dimRel,
  dimKeys)) {
 return;

Javadoc

Returns true if the columns represented in a bit mask are definitely known to form a unique column set, when nulls have been filtered from the columns.

Popular methods of RelMdUtil

guessSelectivity
Returns default estimates for selectivities, in the absence of stats.
areColumnsDefinitelyUnique
Returns true if the columns represented in a bit mask are definitely known to form a unique column s
getJoinDistinctRowCount
Computes the number of distinct rows for a set of keys returned from a join. Also known as NDV (numb
minusPreds
Takes the difference between two predicates, removing from the first any predicates also in the seco
estimateFilteredRows
linear
Returns a point on a line.The result is always a value between minY and maxY, even if x is not betwe
getJoinRowCount
Returns an estimate of the number of rows returned by a Join.
areColumnsUnique
areColumnsUniqueWhenNullsFiltered
capInfinity
Caps a double value at Double.MAX_VALUE if it's currently infinity
cardOfProjExpr
Computes the cardinality of a particular expression from the projection list.
checkInputForCollationAndLimit
Returns whether a relational expression is already sorted and has fewer rows than the sum of offset

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How to use areColumnsDefinitelyUniqueWhenNullsFilteredmethodin org.apache.calcite.rel.metadata.RelMdUtil

Best Java code snippets using org.apache.calcite.rel.metadata.RelMdUtil.areColumnsDefinitelyUniqueWhenNullsFiltered (Showing top 18 results out of 315)

How to use
areColumnsDefinitelyUniqueWhenNullsFiltered
method
in
org.apache.calcite.rel.metadata.RelMdUtil