mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-15 19:02:04 +00:00
51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
#include "PostgreSQLProtocol.h"
|
|
|
|
namespace DB::PostgreSQLProtocol::Messaging
|
|
{
|
|
|
|
ColumnTypeSpec convertTypeIndexToPostgresColumnTypeSpec(TypeIndex type_index)
|
|
{
|
|
switch (type_index)
|
|
{
|
|
case TypeIndex::Int8:
|
|
return {ColumnType::CHAR, 1};
|
|
|
|
case TypeIndex::UInt8:
|
|
case TypeIndex::Int16:
|
|
return {ColumnType::INT2, 2};
|
|
|
|
case TypeIndex::UInt16:
|
|
case TypeIndex::Int32:
|
|
return {ColumnType::INT4, 4};
|
|
|
|
case TypeIndex::UInt32:
|
|
case TypeIndex::Int64:
|
|
return {ColumnType::INT8, 8};
|
|
|
|
case TypeIndex::Float32:
|
|
return {ColumnType::FLOAT4, 4};
|
|
case TypeIndex::Float64:
|
|
return {ColumnType::FLOAT8, 8};
|
|
|
|
case TypeIndex::FixedString:
|
|
case TypeIndex::String:
|
|
return {ColumnType::VARCHAR, -1};
|
|
|
|
case TypeIndex::Date:
|
|
return {ColumnType::DATE, 4};
|
|
|
|
case TypeIndex::Decimal32:
|
|
case TypeIndex::Decimal64:
|
|
case TypeIndex::Decimal128:
|
|
return {ColumnType::NUMERIC, -1};
|
|
|
|
case TypeIndex::UUID:
|
|
return {ColumnType::UUID, 16};
|
|
|
|
default:
|
|
return {ColumnType::VARCHAR, -1};
|
|
}
|
|
}
|
|
|
|
}
|