public boolean setDistinctColumnsOnIndex(int[] colMap) {
if (joinConditions.length != 1) {
return false;
}
int[] indexColMap = joinConditions[0].rangeIndex.getColumns();
if (colMap.length > indexColMap.length) {
return false;
}
if (colMap.length == indexColMap.length) {
if (ArrayUtil.haveEqualSets(colMap, indexColMap, colMap.length)) {
indexDistinctCount = colMap.length;
return true;
}
}
if (ArrayUtil.haveEqualArrays(colMap, indexColMap, colMap.length)) {
indexDistinctCount = colMap.length;
return true;
}
return false;
}
/** Compares this with another constraint column set. This is used only for UNIQUE constraints. */
boolean isUniqueWithColumns(int[] cols) {
if (constType != UNIQUE || core.mainCols.length != cols.length) {
return false;
}
return ArrayUtil.haveEqualSets(core.mainCols, cols, cols.length);
}
boolean isUniqueWithColumns(int[] paramArrayOfInt) {
switch (this.constType) {
case 2:
case 4:
if (this.core.mainCols.length == paramArrayOfInt.length)
return ArrayUtil.haveEqualSets(
this.core.mainCols, paramArrayOfInt, paramArrayOfInt.length);
break;
}
return false;
}