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Update docs, tests and add some fixes
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@ -1558,18 +1558,20 @@ ClickHouse supports reading and writing [MessagePack](https://msgpack.org/) data
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### Data Types Matching {#data-types-matching-msgpack}
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| MsgPack data type | ClickHouse data type |
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|---------------------------------|----------------------------------------------------------------------------------|
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| `uint N`, `positive fixint` | [UIntN](../sql-reference/data-types/int-uint.md) |
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| `int N` | [IntN](../sql-reference/data-types/int-uint.md) |
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| `fixstr`, `str 8`, `str 16`, `str 32` | [String](../sql-reference/data-types/string.md), [FixedString](../sql-reference/data-types/fixedstring.md) |
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| `float 32` | [Float32](../sql-reference/data-types/float.md) |
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| `float 64` | [Float64](../sql-reference/data-types/float.md) |
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| `uint 16` | [Date](../sql-reference/data-types/date.md) |
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| `uint 32` | [DateTime](../sql-reference/data-types/datetime.md) |
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| `uint 64` | [DateTime64](../sql-reference/data-types/datetime.md) |
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| `fixarray`, `array 16`, `array 32`| [Array](../sql-reference/data-types/array.md) |
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| `nil` | [Nothing](../sql-reference/data-types/special-data-types/nothing.md) |
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| MessagePack data type (`INSERT`) | ClickHouse data type | MessagePack data type (`SELECT`) |
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|--------------------------------------------------------------------|-----------------------------------------------------------|------------------------------------|
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| `uint N`, `positive fixint` | [UIntN](../sql-reference/data-types/int-uint.md) | `uint N` |
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| `int N` | [IntN](../sql-reference/data-types/int-uint.md) | `int N` |
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| `bool` | [UInt8](../sql-reference/data-types/int-uint.md) | `uint 8` |
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| `fixstr`, `str 8`, `str 16`, `str 32`, `bin 8`, `bin 16`, `bin 32` | [String](../sql-reference/data-types/string.md) | `bin 8`, `bin 16`, `bin 32` |
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| `fixstr`, `str 8`, `str 16`, `str 32`, `bin 8`, `bin 16`, `bin 32` | [FixedString](../sql-reference/data-types/fixedstring.md) | `bin 8`, `bin 16`, `bin 32` |
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| `float 32` | [Float32](../sql-reference/data-types/float.md) | `float 32` |
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| `float 64` | [Float64](../sql-reference/data-types/float.md) | `float 64` |
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| `uint 16` | [Date](../sql-reference/data-types/date.md) | `uint 16` |
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| `uint 32` | [DateTime](../sql-reference/data-types/datetime.md) | `uint 32` |
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| `uint 64` | [DateTime64](../sql-reference/data-types/datetime.md) | `uint 64` |
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| `fixarray`, `array 16`, `array 32` | [Array](../sql-reference/data-types/array.md) | `fixarray`, `array 16`, `array 32` |
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| `fixmap`, `map 16`, `map 32` | [Map](../sql-reference/data-types/map.md) | `fixmap`, `map 16`, `map 32` |
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Example:
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@ -59,7 +59,7 @@ static bool checkAndInsertNullable(IColumn & column, DataTypePtr type, InsertFun
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{
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auto & nullable_column = assert_cast<ColumnNullable &>(column);
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auto & nested_column = nullable_column.getNestedColumn();
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auto & nested_type = assert_cast<const DataTypeNullable *>(type.get())->getNestedType();
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const auto & nested_type = assert_cast<const DataTypeNullable *>(type.get())->getNestedType();
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insert_func(nested_column, nested_type);
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nullable_column.getNullMapColumn().insertValue(0);
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return true;
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@ -202,7 +202,7 @@ static void insertNull(IColumn & column, DataTypePtr type)
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insertNull(column_, type_);
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};
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/// LowCardinalityNullable(...)
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/// LowCardinality(Nullable(...))
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if (checkAndInsertLowCardinality(column, type, insert_func))
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return;
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@ -230,7 +230,7 @@ bool MsgPackVisitor::visit_str(const char * value, size_t size) // NOLINT
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return true;
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}
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bool MsgPackVisitor::visit_bin(const char * value, size_t size)
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bool MsgPackVisitor::visit_bin(const char * value, size_t size) // NOLINT
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{
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insertString(info_stack.top().column, info_stack.top().type, value, size);
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return true;
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@ -248,6 +248,12 @@ bool MsgPackVisitor::visit_float64(Float64 value) // NOLINT
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return true;
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}
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bool MsgPackVisitor::visit_boolean(bool value)
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{
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insertInteger(info_stack.top().column, info_stack.top().type, UInt64(value));
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return true;
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}
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bool MsgPackVisitor::start_array(size_t size) // NOLINT
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{
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if (!isArray(info_stack.top().type))
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@ -35,6 +35,7 @@ public:
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bool visit_float64(Float64 value);
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bool visit_str(const char * value, size_t size);
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bool visit_bin(const char * value, size_t size);
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bool visit_boolean(bool value);
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bool start_array(size_t size);
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bool end_array();
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bool visit_nil();
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@ -149,8 +149,8 @@ void MsgPackRowOutputFormat::serializeField(const IColumn & column, DataTypePtr
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packer.pack_map(size);
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for (size_t i = 0; i < size; ++i)
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{
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serializeField(*key_column, map_type.getKeyType(), row_num);
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serializeField(*value_column, map_type.getValueType(), row_num);
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serializeField(*key_column, map_type.getKeyType(), offset + i);
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serializeField(*value_column, map_type.getValueType(), offset + i);
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}
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return;
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}
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@ -12,7 +12,7 @@
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2020-01-02
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2020-01-02
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{1:2,2:3} [{1:[1,2],2:[3,4]},{3:[5,6],4:[7,8]}]
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{1:2,1:2} [{1:[1,2],1:[1,2]},{2:[3,4],2:[3,4]}]
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{1:2,2:3} [{1:[1,2],2:[3,4]},{3:[5,6],4:[7,8]}]
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42 42 42 ['42','42'] ['42','42']
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42 \N \N [NULL,'42',NULL] [NULL,'42',NULL]
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42 42 42 ['42','42'] ['42','42']
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@ -20,3 +20,16 @@
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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@ -99,9 +99,33 @@ $CLICKHOUSE_CLIENT --query="SELECT toString(number) FROM numbers(10) FORMAT Msg
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x UInt64')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Float32')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Array(UInt32)')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Map(UInt64, UInt64)')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT number FROM numbers(10) FORMAT MsgPack" > $USER_FILES_PATH/data.msgpack
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Float32')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x String')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Array(UInt64)')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Map(UInt64, UInt64)')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT [number, number + 1] FROM numbers(10) FORMAT MsgPack" > $USER_FILES_PATH/data.msgpack
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Float32')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x String')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x UInt64')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Map(UInt64, UInt64)')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT map(number, number + 1) FROM numbers(10) FORMAT MsgPack" > $USER_FILES_PATH/data.msgpack
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Float32')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x String')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x UInt64')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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$CLICKHOUSE_CLIENT --query="SELECT * FROM file('data.msgpack', 'MsgPack', 'x Array(UInt64)')" 2>&1 | grep -F -q "ILLEGAL_COLUMN" && echo 'OK' || echo 'FAIL';
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rm $USER_FILES_PATH/data.msgpack
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