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Merge pull request #27217 from vdimir/issue-27091

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Vladimir C 2021-08-09 09:53:59 +03:00 committed by GitHub
commit 9cbc4b4f7f
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7 changed files with 206 additions and 366 deletions
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8
src/Interpreters/HashJoin.cpp
View File

@ -1516,12 +1516,16 @@ private:
if (!rows_added)
return {};
correctLowcardAndNullability(columns_right);
Block res = result_sample_block.cloneEmpty();
addLeftColumns(res, rows_added);
addRightColumns(res, columns_right);
copySameKeys(res);
correctLowcardAndNullability(res);
#ifndef NDEBUG
assertBlocksHaveEqualStructure(res, result_sample_block, getName());
#endif
return res;
}

3
src/Interpreters/MergeJoin.cpp
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@ -1075,12 +1075,11 @@ private:
if (!rows_added)
return {};
correctLowcardAndNullability(columns_right);
Block res = result_sample_block.cloneEmpty();
addLeftColumns(res, rows_added);
addRightColumns(res, columns_right);
copySameKeys(res);
correctLowcardAndNullability(res);
return res;
}

149
src/Interpreters/join_common.cpp
View File

@ -29,17 +29,6 @@ namespace ErrorCodes
namespace
{
void changeNullability(MutableColumnPtr & mutable_column)
{
ColumnPtr column = std::move(mutable_column);
if (const auto * nullable = checkAndGetColumn<ColumnNullable>(*column))
column = nullable->getNestedColumnPtr();
else
column = makeNullable(column);
mutable_column = IColumn::mutate(std::move(column));
}
ColumnPtr changeLowCardinality(const ColumnPtr & column, const ColumnPtr & dst_sample)
{
if (dst_sample->lowCardinality())
@ -52,6 +41,24 @@ ColumnPtr changeLowCardinality(const ColumnPtr & column, const ColumnPtr & dst_s
return column->convertToFullColumnIfLowCardinality();
}
struct LowcardAndNull
{
bool is_lowcard;
bool is_nullable;
};
LowcardAndNull getLowcardAndNullability(const ColumnPtr & col)
{
if (col->lowCardinality())
{
/// Currently only `LowCardinality(Nullable(T))` is possible, but not `Nullable(LowCardinality(T))`
assert(!col->canBeInsideNullable());
const auto * col_as_lc = assert_cast<const ColumnLowCardinality *>(col.get());
return {true, col_as_lc->nestedIsNullable()};
}
return {false, col->isNullable()};
}
}
namespace JoinCommon
@ -91,35 +98,32 @@ DataTypePtr convertTypeToNullable(const DataTypePtr & type)
if (dict_type->canBeInsideNullable())
return std::make_shared<DataTypeLowCardinality>(makeNullable(dict_type));
}
return makeNullable(type);
if (type->canBeInsideNullable())
return makeNullable(type);
return type;
}
void convertColumnToNullable(ColumnWithTypeAndName & column, bool remove_low_card)
void convertColumnToNullable(ColumnWithTypeAndName & column)
{
if (remove_low_card && column.type->lowCardinality())
{
column.column = recursiveRemoveLowCardinality(column.column);
column.type = recursiveRemoveLowCardinality(column.type);
}
if (column.type->isNullable() || !canBecomeNullable(column.type))
return;
column.type = convertTypeToNullable(column.type);
if (column.column)
if (!column.column)
return;
if (column.column->lowCardinality())
{
if (column.column->lowCardinality())
{
/// Convert nested to nullable, not LowCardinality itself
auto mut_col = IColumn::mutate(std::move(column.column));
ColumnLowCardinality * col_as_lc = assert_cast<ColumnLowCardinality *>(mut_col.get());
if (!col_as_lc->nestedIsNullable())
col_as_lc->nestedToNullable();
column.column = std::move(mut_col);
}
else
column.column = makeNullable(column.column);
/// Convert nested to nullable, not LowCardinality itself
auto mut_col = IColumn::mutate(std::move(column.column));
ColumnLowCardinality * col_as_lc = assert_cast<ColumnLowCardinality *>(mut_col.get());
if (!col_as_lc->nestedIsNullable())
col_as_lc->nestedToNullable();
column.column = std::move(mut_col);
}
else if (column.column->canBeInsideNullable())
{
column.column = makeNullable(column.column);
}
}
@ -146,20 +150,18 @@ void removeColumnNullability(ColumnWithTypeAndName & column)
col_as_lc->nestedRemoveNullable();
column.column = std::move(mut_col);
}
return;
}
if (!column.type->isNullable())
return;
column.type = static_cast<const DataTypeNullable &>(*column.type).getNestedType();
if (column.column)
else
{
const auto * nullable_column = checkAndGetColumn<ColumnNullable>(*column.column);
ColumnPtr nested_column = nullable_column->getNestedColumnPtr();
MutableColumnPtr mutable_column = IColumn::mutate(std::move(nested_column));
column.column = std::move(mutable_column);
column.type = removeNullable(column.type);
if (column.column && column.column->isNullable())
{
const auto * nullable_column = checkAndGetColumn<ColumnNullable>(*column.column);
ColumnPtr nested_column = nullable_column->getNestedColumnPtr();
MutableColumnPtr mutable_column = IColumn::mutate(std::move(nested_column));
column.column = std::move(mutable_column);
}
}
}
@ -534,32 +536,42 @@ void NotJoined::setRightIndex(size_t right_pos, size_t result_position)
void NotJoined::extractColumnChanges(size_t right_pos, size_t result_pos)
{
const auto & src = saved_block_sample.getByPosition(right_pos).column;
const auto & dst = result_sample_block.getByPosition(result_pos).column;
auto src_props = getLowcardAndNullability(saved_block_sample.getByPosition(right_pos).column);
auto dst_props = getLowcardAndNullability(result_sample_block.getByPosition(result_pos).column);
if (!src->isNullable() && dst->isNullable())
right_nullability_adds.push_back(right_pos);
if (src_props.is_nullable != dst_props.is_nullable)
right_nullability_changes.push_back({result_pos, dst_props.is_nullable});
if (src->isNullable() && !dst->isNullable())
right_nullability_removes.push_back(right_pos);
ColumnPtr src_not_null = JoinCommon::emptyNotNullableClone(src);
ColumnPtr dst_not_null = JoinCommon::emptyNotNullableClone(dst);
if (src_not_null->lowCardinality() != dst_not_null->lowCardinality())
right_lowcard_changes.push_back({right_pos, dst_not_null});
if (src_props.is_lowcard != dst_props.is_lowcard)
right_lowcard_changes.push_back({result_pos, dst_props.is_lowcard});
}
void NotJoined::correctLowcardAndNullability(MutableColumns & columns_right)
void NotJoined::correctLowcardAndNullability(Block & block)
{
for (size_t pos : right_nullability_removes)
changeNullability(columns_right[pos]);
for (auto & [pos, added] : right_nullability_changes)
{
auto & col = block.getByPosition(pos);
if (added)
JoinCommon::convertColumnToNullable(col);
else
JoinCommon::removeColumnNullability(col);
}
for (auto & [pos, dst_sample] : right_lowcard_changes)
columns_right[pos] = changeLowCardinality(std::move(columns_right[pos]), dst_sample)->assumeMutable();
for (size_t pos : right_nullability_adds)
changeNullability(columns_right[pos]);
for (auto & [pos, added] : right_lowcard_changes)
{
auto & col = block.getByPosition(pos);
if (added)
{
if (!col.type->lowCardinality())
col.type = std::make_shared<DataTypeLowCardinality>(col.type);
col.column = changeLowCardinality(col.column, col.type->createColumn());
}
else
{
col.column = recursiveRemoveLowCardinality(col.column);
col.type = recursiveRemoveLowCardinality(col.type);
}
}
}
void NotJoined::addLeftColumns(Block & block, size_t rows_added) const
@ -580,11 +592,6 @@ void NotJoined::addRightColumns(Block & block, MutableColumns & columns_right) c
{
auto & right_column = columns_right[pr.first];
auto & result_column = block.getByPosition(pr.second).column;
#ifndef NDEBUG
if (result_column->getName() != right_column->getName())
throw Exception("Wrong columns assign in RIGHT|FULL JOIN: " + result_column->getName() +
" " + right_column->getName(), ErrorCodes::LOGICAL_ERROR);
#endif
result_column = std::move(right_column);
}
}

9
src/Interpreters/join_common.h
View File

@ -19,7 +19,7 @@ namespace JoinCommon
{
bool canBecomeNullable(const DataTypePtr & type);
DataTypePtr convertTypeToNullable(const DataTypePtr & type);
void convertColumnToNullable(ColumnWithTypeAndName & column, bool remove_low_card = false);
void convertColumnToNullable(ColumnWithTypeAndName & column);
void convertColumnsToNullable(Block & block, size_t starting_pos = 0);
void removeColumnNullability(ColumnWithTypeAndName & column);
void changeColumnRepresentation(const ColumnPtr & src_column, ColumnPtr & dst_column);
@ -70,7 +70,7 @@ public:
NotJoined(const TableJoin & table_join, const Block & saved_block_sample_, const Block & right_sample_block,
const Block & result_sample_block_, const Names & key_names_left_ = {}, const Names & key_names_right_ = {});
void correctLowcardAndNullability(MutableColumns & columns_right);
void correctLowcardAndNullability(Block & block);
void addLeftColumns(Block & block, size_t rows_added) const;
void addRightColumns(Block & block, MutableColumns & columns_right) const;
void copySameKeys(Block & block) const;
@ -92,10 +92,9 @@ private:
///
std::unordered_map<size_t, size_t> same_result_keys;
/// Which right columns (saved in parent) need nullability change before placing them in result block
std::vector<size_t> right_nullability_adds;
std::vector<size_t> right_nullability_removes;
std::vector<std::pair<size_t, bool>> right_nullability_changes;
/// Which right columns (saved in parent) need LowCardinality change before placing them in result block
std::vector<std::pair<size_t, ColumnPtr>> right_lowcard_changes;
std::vector<std::pair<size_t, bool>> right_lowcard_changes;
void setRightIndex(size_t right_pos, size_t result_position);
void extractColumnChanges(size_t right_pos, size_t result_pos);

10
tests/queries/0_stateless/01049_join_low_card_bug_long.reference
View File

@ -1,3 +1,4 @@
-- join_algorithm = default, join_use_nulls = 0 --
str LowCardinality(String)
LowCardinality(String)
str_r LowCardinality(String)
@ -98,7 +99,7 @@ LowCardinality(String) LowCardinality(String) Nullable(String) Nullable(String
LowCardinality(String) LowCardinality(String) str str Nullable(String) Nullable(String) str str
LowCardinality(String) LowCardinality(String) Nullable(String) Nullable(String) str_l str_l
LowCardinality(String) LowCardinality(String) str_r str_r Nullable(String) Nullable(String) \N \N
-- join_use_nulls --
-- join_algorithm = default, join_use_nulls = 1 --
str LowCardinality(Nullable(String))
\N LowCardinality(Nullable(String))
str LowCardinality(Nullable(String))
@ -199,6 +200,7 @@ LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) \N \N Nullable
LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) str str Nullable(String) Nullable(String) str str
LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) \N \N Nullable(String) Nullable(String) str_l str_l
LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) str_r str_r Nullable(String) Nullable(String) \N \N
-- join_algorithm = partial_merge, join_use_nulls = 0 --
str LowCardinality(String)
LowCardinality(String)
str_r LowCardinality(String)
@ -299,7 +301,7 @@ LowCardinality(String) LowCardinality(String) Nullable(String) Nullable(String
LowCardinality(String) LowCardinality(String) str str Nullable(String) Nullable(String) str str
LowCardinality(String) LowCardinality(String) Nullable(String) Nullable(String) str_l str_l
LowCardinality(String) LowCardinality(String) str_r str_r Nullable(String) Nullable(String) \N \N
-- join_use_nulls --
-- join_algorithm = partial_merge, join_use_nulls = 1 --
str LowCardinality(Nullable(String))
\N LowCardinality(Nullable(String))
str LowCardinality(Nullable(String))
@ -400,8 +402,12 @@ LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) \N \N Nullable
LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) str str Nullable(String) Nullable(String) str str
LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) \N \N Nullable(String) Nullable(String) str_l str_l
LowCardinality(Nullable(String)) LowCardinality(Nullable(String)) str_r str_r Nullable(String) Nullable(String) \N \N
--
LowCardinality(String)
str LowCardinality(String)
str
str str LowCardinality(Nullable(String)) LowCardinality(Nullable(String))
str_r str_r LowCardinality(Nullable(String)) LowCardinality(Nullable(String))
\N \N LowCardinality(Nullable(String)) LowCardinality(Nullable(String))

284
tests/queries/0_stateless/01049_join_low_card_bug_long.sql
View File

@ -1,284 +0,0 @@
DROP TABLE IF EXISTS l;
DROP TABLE IF EXISTS r;
DROP TABLE IF EXISTS nl;
DROP TABLE IF EXISTS nr;
DROP TABLE IF EXISTS l_lc;
DROP TABLE IF EXISTS r_lc;
CREATE TABLE l (x UInt32, lc String) ENGINE = Memory;
CREATE TABLE r (x UInt32, lc String) ENGINE = Memory;
CREATE TABLE nl (x Nullable(UInt32), lc Nullable(String)) ENGINE = Memory;
CREATE TABLE nr (x Nullable(UInt32), lc Nullable(String)) ENGINE = Memory;
CREATE TABLE l_lc (x UInt32, lc LowCardinality(String)) ENGINE = Memory;
CREATE TABLE r_lc (x UInt32, lc LowCardinality(String)) ENGINE = Memory;
INSERT INTO r VALUES (0, 'str'), (1, 'str_r');
INSERT INTO nr VALUES (0, 'str'), (1, 'str_r');
INSERT INTO r_lc VALUES (0, 'str'), (1, 'str_r');
INSERT INTO l VALUES (0, 'str'), (2, 'str_l');
INSERT INTO nl VALUES (0, 'str'), (2, 'str_l');
INSERT INTO l_lc VALUES (0, 'str'), (2, 'str_l');
SET join_use_nulls = 0;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT '-- join_use_nulls --';
SET join_use_nulls = 1;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
set join_algorithm = 'partial_merge';
SET join_use_nulls = 0;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT '-- join_use_nulls --';
SET join_use_nulls = 1;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SET join_use_nulls = 0;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY l.lc;
SELECT lowCardinalityKeys(lc.lc) FROM r FULL JOIN l_lc as lc USING (lc) ORDER BY lowCardinalityKeys(lc.lc);
DROP TABLE l;
DROP TABLE r;
DROP TABLE nl;
DROP TABLE nr;
DROP TABLE l_lc;
DROP TABLE r_lc;

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tests/queries/0_stateless/01049_join_low_card_bug_long.sql.j2 Normal file
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DROP TABLE IF EXISTS l;
DROP TABLE IF EXISTS r;
DROP TABLE IF EXISTS nl;
DROP TABLE IF EXISTS nr;
DROP TABLE IF EXISTS l_lc;
DROP TABLE IF EXISTS r_lc;
CREATE TABLE l (x UInt32, lc String) ENGINE = Memory;
CREATE TABLE r (x UInt32, lc String) ENGINE = Memory;
CREATE TABLE nl (x Nullable(UInt32), lc Nullable(String)) ENGINE = Memory;
CREATE TABLE nr (x Nullable(UInt32), lc Nullable(String)) ENGINE = Memory;
CREATE TABLE l_lc (x UInt32, lc LowCardinality(String)) ENGINE = Memory;
CREATE TABLE r_lc (x UInt32, lc LowCardinality(String)) ENGINE = Memory;
INSERT INTO r VALUES (0, 'str'), (1, 'str_r');
INSERT INTO nr VALUES (0, 'str'), (1, 'str_r');
INSERT INTO r_lc VALUES (0, 'str'), (1, 'str_r');
INSERT INTO l VALUES (0, 'str'), (2, 'str_l');
INSERT INTO nl VALUES (0, 'str'), (2, 'str_l');
INSERT INTO l_lc VALUES (0, 'str'), (2, 'str_l');
{% for join_algorithm in [None, 'partial_merge'] -%}
{% for join_use_nulls in [0, 1] -%}
SELECT '-- join_algorithm = {{ join_algorithm or 'default' }}, join_use_nulls = {{ join_use_nulls }} --';
{% if join_algorithm %}SET join_algorithm = '{{ join_algorithm }}';{% endif -%}
SET join_use_nulls = {{ join_use_nulls }};
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l RIGHT JOIN r USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l FULL JOIN r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc RIGHT JOIN nr USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM l_lc FULL JOIN nr USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l RIGHT JOIN nr AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM l_lc AS l FULL JOIN nr AS r USING (lc) ORDER BY x;
--
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl RIGHT JOIN r_lc USING (lc) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (x) ORDER BY x;
SELECT lc, toTypeName(lc) FROM nl FULL JOIN r_lc USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l RIGHT JOIN r_lc AS r USING (lc) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (x) ORDER BY x;
SELECT toTypeName(r.lc), toTypeName(materialize(r.lc)), r.lc, materialize(r.lc), toTypeName(l.lc), toTypeName(materialize(l.lc)), l.lc, materialize(l.lc) FROM nl AS l FULL JOIN r_lc AS r USING (lc) ORDER BY x;
{% endfor -%}
{% endfor -%}
SELECT '--';
SET join_use_nulls = 0;
SELECT lc, toTypeName(lc) FROM l_lc AS l RIGHT JOIN r_lc AS r USING (x) ORDER BY l.lc;
SELECT lowCardinalityKeys(lc.lc) FROM r FULL JOIN l_lc as lc USING (lc) ORDER BY lowCardinalityKeys(lc.lc);
SET join_algorithm = 'partial_merge';
SET join_use_nulls = 1;
SELECT r.lc, materialize(r.lc), toTypeName(r.lc), toTypeName(materialize(r.lc)) FROM l_lc AS l FULL OUTER JOIN r_lc AS r USING (x) ORDER BY r.lc;
DROP TABLE l;
DROP TABLE r;
DROP TABLE nl;
DROP TABLE nr;
DROP TABLE l_lc;
DROP TABLE r_lc;