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dbms: additions to prev. revision [#METR-2944].

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This commit is contained in:
Alexey Milovidov 2015-06-12 08:54:49 +03:00
parent 779d85afc9
commit 7b76ff3118
4 changed files with 46 additions and 11 deletions
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26
dbms/src/Interpreters/ExpressionAnalyzer.cpp
View File

@ -922,16 +922,24 @@ void ExpressionAnalyzer::makeExplicitSet(ASTFunction * node, const Block & sampl
if (ASTFunction * set_func = typeid_cast<ASTFunction *>(&*arg))
{
if (set_func->name != "tuple")
throw Exception("Incorrect type of 2nd argument for function " + node->name + ". Must be subquery or set of values.",
ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
/// Отличм случай (x, y) in ((1, 2), (3, 4)) от случая (x, y) in (1, 2).
ASTFunction * any_element = typeid_cast<ASTFunction *>(&*set_func->arguments->children.at(0));
if (set_element_types.size() >= 2 && (!any_element || any_element->name != "tuple"))
single_value = true;
if (set_func->name == "tuple")
{
/// Отличм случай (x, y) in ((1, 2), (3, 4)) от случая (x, y) in (1, 2).
ASTFunction * any_element = typeid_cast<ASTFunction *>(&*set_func->arguments->children.at(0));
if (set_element_types.size() >= 2 && (!any_element || any_element->name != "tuple"))
single_value = true;
else
elements_ast = set_func->arguments;
}
else
elements_ast = set_func->arguments;
{
if (set_element_types.size() >= 2)
throw Exception("Incorrect type of 2nd argument for function " + node->name
+ ". Must be subquery or set of " + toString(set_element_types.size()) + "-element tuples.",
ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
single_value = true;
}
}
else if (typeid_cast<ASTLiteral *>(&*arg))
{

19
dbms/src/Interpreters/Set.cpp
View File

@ -19,6 +19,8 @@
#include <DB/DataTypes/DataTypesNumberFixed.h>
#include <DB/DataTypes/DataTypeString.h>
#include <DB/DataTypes/DataTypeFixedString.h>
#include <DB/DataTypes/DataTypeDate.h>
#include <DB/DataTypes/DataTypeDateTime.h>
namespace DB
@ -234,7 +236,7 @@ bool Set::insertFromBlock(const Block & block, bool create_ordered_set)
*/
static Field convertToType(const Field & src, const IDataType & type)
{
if (type.behavesAsNumber())
if (type.isNumeric())
{
bool is_uint8 = false;
bool is_uint16 = false;
@ -246,6 +248,8 @@ static Field convertToType(const Field & src, const IDataType & type)
bool is_int64 = false;
bool is_float32 = false;
bool is_float64 = false;
bool is_date = false;
bool is_datetime = false;
false
|| (is_uint8 = typeid_cast<const DataTypeUInt8 * >(&type))
@ -257,7 +261,10 @@ static Field convertToType(const Field & src, const IDataType & type)
|| (is_int32 = typeid_cast<const DataTypeInt32 * >(&type))
|| (is_int64 = typeid_cast<const DataTypeInt64 * >(&type))
|| (is_float32 = typeid_cast<const DataTypeFloat32 * >(&type))
|| (is_float64 = typeid_cast<const DataTypeFloat64 * >(&type));
|| (is_float64 = typeid_cast<const DataTypeFloat64 * >(&type))
|| (is_date = typeid_cast<const DataTypeDate * >(&type))
|| (is_datetime = typeid_cast<const DataTypeDateTime * >(&type))
;
if (is_uint8 || is_uint16 || is_uint32 || is_uint64)
{
@ -327,6 +334,14 @@ static Field convertToType(const Field & src, const IDataType & type)
throw Exception("Type mismatch in IN section: " + type.getName() + " at left, "
+ Field::Types::toString(src.getType()) + " at right");
}
else if (is_date || is_datetime)
{
if (src.getType() != Field::Types::UInt64)
throw Exception("Type mismatch in IN section: " + type.getName() + " at left, "
+ Field::Types::toString(src.getType()) + " at right");
return src;
}
}
else
{

6
dbms/tests/queries/0_stateless/00172_constexprs_in_set.reference Normal file
View File

@ -0,0 +1,6 @@
14 3
1
1
1
1
1

6
dbms/tests/queries/0_stateless/00172_constexprs_in_set.sql Normal file
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@ -0,0 +1,6 @@
SELECT sumIf(number, x), sum(x) FROM (SELECT number, number IN (0 + 1, 2 + 3, toUInt64(concat('8', ''))) AS x FROM system.numbers LIMIT 10);
SELECT toDate('2015-06-12') IN toDate('2015-06-12');
SELECT toDate('2015-06-12') IN (toDate('2015-06-12'));
SELECT today() IN (toDate('2014-01-01'), toDate(now()));
SELECT - -1 IN (2 - 1);
SELECT - -1 IN (2 - 1, 3);