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Miscellaneous [#CLICKHOUSE-2].

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This commit is contained in:
Alexey Milovidov 2017-11-20 07:37:54 +03:00
parent a7d4fef0d2
commit 725bd4046f
2 changed files with 15 additions and 15 deletions
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4
dbms/src/IO/ReadHelpers.h
View File

@ -322,7 +322,7 @@ void readIntTextUnsafe(T & x, ReadBuffer & buf)
return on_error();
}
if (*buf.position() == '0') /// There are many zeros in real datasets.
if (*buf.position() == '0') /// There are many zeros in real datasets.
{
++buf.position();
return;
@ -330,7 +330,7 @@ void readIntTextUnsafe(T & x, ReadBuffer & buf)
while (!buf.eof())
{
if ((*buf.position() & 0xF0) == 0x30) /// It makes sense to have this condition inside loop.
if ((*buf.position() & 0xF0) == 0x30) /// It makes sense to have this condition inside loop.
{
x *= 10;
x += *buf.position() & 0x0F;

26
dbms/src/IO/WriteHelpers.h
View File

@ -417,7 +417,7 @@ void writeCSVString(const char * begin, const char * end, WriteBuffer & buf)
buf.write(pos, end - pos);
break;
}
else /// Quotation.
else /// Quotation.
{
++next_pos;
buf.write(pos, next_pos - pos);
@ -658,18 +658,18 @@ template <typename T>
inline typename std::enable_if<std::is_floating_point<T>::value, void>::type
writeText(const T & x, WriteBuffer & buf) { writeFloatText(x, buf); }
inline void writeText(const String & x, WriteBuffer & buf) { writeEscapedString(x, buf); }
inline void writeText(const String & x, WriteBuffer & buf) { writeEscapedString(x, buf); }
/// Implemented as template specialization (not function overload) to avoid preference over templates on arithmetic types above.
template <> inline void writeText<bool>(const bool & x, WriteBuffer & buf) { writeBoolText(x, buf); }
/// unlike the method for std::string
/// assumes here that `x` is a null-terminated string.
inline void writeText(const char * x, WriteBuffer & buf) { writeEscapedString(x, strlen(x), buf); }
inline void writeText(const char * x, WriteBuffer & buf) { writeEscapedString(x, strlen(x), buf); }
inline void writeText(const char * x, size_t size, WriteBuffer & buf) { writeEscapedString(x, size, buf); }
inline void writeText(const LocalDate & x, WriteBuffer & buf) { writeDateText(x, buf); }
inline void writeText(const LocalDateTime & x, WriteBuffer & buf) { writeDateTimeText(x, buf); }
inline void writeText(const LocalDate & x, WriteBuffer & buf) { writeDateText(x, buf); }
inline void writeText(const LocalDateTime & x, WriteBuffer & buf) { writeDateTimeText(x, buf); }
inline void writeText(const UUID & x, WriteBuffer & buf) { writeUUIDText(x, buf); }
inline void writeText(const UInt128 & x, WriteBuffer & buf)
{
@ -684,16 +684,16 @@ template <typename T>
inline typename std::enable_if<std::is_arithmetic<T>::value, void>::type
writeQuoted(const T & x, WriteBuffer & buf) { writeText(x, buf); }
inline void writeQuoted(const String & x, WriteBuffer & buf) { writeQuotedString(x, buf); }
inline void writeQuoted(const String & x, WriteBuffer & buf) { writeQuotedString(x, buf); }
inline void writeQuoted(const LocalDate & x, WriteBuffer & buf)
inline void writeQuoted(const LocalDate & x, WriteBuffer & buf)
{
writeChar('\'', buf);
writeDateText(x, buf);
writeChar('\'', buf);
}
inline void writeQuoted(const LocalDateTime & x, WriteBuffer & buf)
inline void writeQuoted(const LocalDateTime & x, WriteBuffer & buf)
{
writeChar('\'', buf);
writeDateTimeText(x, buf);
@ -706,16 +706,16 @@ template <typename T>
inline typename std::enable_if<std::is_arithmetic<T>::value, void>::type
writeDoubleQuoted(const T & x, WriteBuffer & buf) { writeText(x, buf); }
inline void writeDoubleQuoted(const String & x, WriteBuffer & buf) { writeDoubleQuotedString(x, buf); }
inline void writeDoubleQuoted(const String & x, WriteBuffer & buf) { writeDoubleQuotedString(x, buf); }
inline void writeDoubleQuoted(const LocalDate & x, WriteBuffer & buf)
inline void writeDoubleQuoted(const LocalDate & x, WriteBuffer & buf)
{
writeChar('"', buf);
writeDateText(x, buf);
writeChar('"', buf);
}
inline void writeDoubleQuoted(const LocalDateTime & x, WriteBuffer & buf)
inline void writeDoubleQuoted(const LocalDateTime & x, WriteBuffer & buf)
{
writeChar('"', buf);
writeDateTimeText(x, buf);
@ -735,8 +735,8 @@ template <typename T>
inline typename std::enable_if<std::is_arithmetic<T>::value, void>::type
writeCSV(const T & x, WriteBuffer & buf) { writeText(x, buf); }
inline void writeCSV(const String & x, WriteBuffer & buf) { writeCSVString<>(x, buf); }
inline void writeCSV(const LocalDate & x, WriteBuffer & buf) { writeDoubleQuoted(x, buf); }
inline void writeCSV(const String & x, WriteBuffer & buf) { writeCSVString<>(x, buf); }
inline void writeCSV(const LocalDate & x, WriteBuffer & buf) { writeDoubleQuoted(x, buf); }
inline void writeCSV(const LocalDateTime & x, WriteBuffer & buf) { writeDoubleQuoted(x, buf); }
inline void writeCSV(const UUID & x, WriteBuffer & buf) { writeDoubleQuoted(x, buf); }
inline void writeCSV(const UInt128, WriteBuffer & buf)