@Override
protected Query applyArrayReference(
Reference arrayReference, Literal literal, Context context) throws IOException {
QueryBuilderHelper builder =
QueryBuilderHelper.forType(((CollectionType) arrayReference.valueType()).innerType());
return builder.eq(arrayReference.ident().columnIdent().fqn(), literal.value());
}
public Query toQuery(Reference reference, DataType type, Object value) {
String columnName = reference.info().ident().columnIdent().fqn();
QueryBuilderHelper builder = QueryBuilderHelper.forType(type);
Tuple<?, ?> bounds = boundsFunction.apply(value);
assert bounds != null;
return builder.rangeQuery(columnName, bounds.v1(), bounds.v2(), includeLower, includeUpper);
}
@Override
public Query visitReference(Reference symbol, Context context) {
// called for queries like: where boolColumn
if (symbol.valueType() == DataTypes.BOOLEAN) {
return QueryBuilderHelper.forType(DataTypes.BOOLEAN)
.eq(symbol.info().ident().columnIdent().fqn(), true);
}
return super.visitReference(symbol, context);
}
@Override
public Query apply(Function input, Context context) {
Tuple<Reference, Literal> tuple = super.prepare(input);
if (tuple == null) {
return null;
}
Reference reference = tuple.v1();
Literal literal = tuple.v2();
String columnName = reference.info().ident().columnIdent().fqn();
if (DataTypes.isCollectionType(reference.valueType())
&& DataTypes.isCollectionType(literal.valueType())) {
// create boolean filter with term filters to pre-filter the result before applying the
// functionQuery.
BooleanFilter boolTermsFilter = new BooleanFilter();
DataType type = literal.valueType();
while (DataTypes.isCollectionType(type)) {
type = ((CollectionType) type).innerType();
}
QueryBuilderHelper builder = QueryBuilderHelper.forType(type);
Object value = literal.value();
buildTermsQuery(boolTermsFilter, value, columnName, builder);
if (boolTermsFilter.clauses().isEmpty()) {
// all values are null...
return genericFunctionQuery(input, context);
}
// wrap boolTermsFilter and genericFunction filter in an additional BooleanFilter to
// control the ordering of the filters
// termsFilter is applied first
// afterwards the more expensive genericFunctionFilter
BooleanFilter filterClauses = new BooleanFilter();
filterClauses.add(boolTermsFilter, BooleanClause.Occur.MUST);
filterClauses.add(genericFunctionFilter(input, context), BooleanClause.Occur.MUST);
return new FilteredQuery(Queries.newMatchAllQuery(), filterClauses);
}
QueryBuilderHelper builder = QueryBuilderHelper.forType(tuple.v1().valueType());
return builder.eq(columnName, tuple.v2().value());
}
@Override
protected Query applyArrayLiteral(Reference reference, Literal arrayLiteral, Context context)
throws IOException {
// col != ANY ([1,2,3]) --> not(col=1 and col=2 and col=3)
String columnName = reference.info().ident().columnIdent().fqn();
QueryBuilderHelper builder = QueryBuilderHelper.forType(reference.valueType());
BooleanFilter filter = new BooleanFilter();
BooleanFilter notFilter = new BooleanFilter();
for (Object value : toIterable(arrayLiteral.value())) {
notFilter.add(builder.eqFilter(columnName, value), BooleanClause.Occur.MUST);
}
filter.add(notFilter, BooleanClause.Occur.MUST_NOT);
return new FilteredQuery(Queries.newMatchAllQuery(), filter);
}
@Override
protected Query applyArrayReference(
Reference arrayReference, Literal literal, Context context) throws IOException {
// 1 != any ( col ) --> gt 1 or lt 1
String columnName = arrayReference.info().ident().columnIdent().fqn();
Object value = literal.value();
QueryBuilderHelper builder = QueryBuilderHelper.forType(arrayReference.valueType());
BooleanQuery query = new BooleanQuery();
query.setMinimumNumberShouldMatch(1);
query.add(
builder.rangeQuery(columnName, value, null, false, false), BooleanClause.Occur.SHOULD);
query.add(
builder.rangeQuery(columnName, null, value, false, false), BooleanClause.Occur.SHOULD);
return query;
}
@Override
protected Query applyArrayLiteral(Reference reference, Literal arrayLiteral, Context context)
throws IOException {
// col not like ANY (['a', 'b']) --> not(and(like(col, 'a'), like(col, 'b')))
BooleanQuery query = new BooleanQuery();
BooleanQuery notQuery = new BooleanQuery();
String columnName = reference.ident().columnIdent().fqn();
QueryBuilderHelper builder = QueryBuilderHelper.forType(reference.valueType());
for (Object value : toIterable(arrayLiteral.value())) {
notQuery.add(
builder.like(columnName, value, context.indexCache.filter()),
BooleanClause.Occur.MUST);
}
query.add(notQuery, BooleanClause.Occur.MUST_NOT);
return query;
}
@Override
public Query apply(Function input, Context context) {
assert input != null;
assert input.arguments().size() == 1;
Symbol arg = input.arguments().get(0);
if (arg.symbolType() != SymbolType.REFERENCE) {
return null;
}
Reference reference = (Reference) arg;
String columnName = reference.info().ident().columnIdent().fqn();
QueryBuilderHelper builderHelper = QueryBuilderHelper.forType(reference.valueType());
BooleanFilter boolFilter = new BooleanFilter();
boolFilter.add(
builderHelper.rangeFilter(columnName, null, null, true, true),
BooleanClause.Occur.MUST_NOT);
return new FilteredQuery(Queries.newMatchAllQuery(), boolFilter);
}
public Query toQuery(Reference reference, Object value, Context context) {
String columnName = reference.info().ident().columnIdent().fqn();
QueryBuilderHelper builder = QueryBuilderHelper.forType(reference.valueType());
return builder.like(columnName, value, context.indexCache.filter());
}