Drizzled Public API Documentation

time.h
1 /* - mode: c++ c-basic-offset: 2; indent-tabs-mode: nil; -*-
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4  * Copyright (C) 2010 Brian Aker
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14  * GNU General Public License for more details.
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20 
21 #pragma once
22 
23 #include <drizzled/function/str/strfunc.h>
24 #include <drizzled/function/time/typecast.h>
25 #include <drizzled/temporal.h>
26 
27 namespace drizzled {
28 namespace function {
29 namespace cast {
30 
32 {
33 public:
34  using Item_func::tmp_table_field;
35 
36  Time(Item *a) :
38  {}
39 
40  const char *func_name() const { return "cast_as_time"; }
41  String *val_str(String *str);
42  bool get_time(type::Time &ltime);
43  const char *cast_type() const { return "time"; }
44  enum_field_types field_type() const { return DRIZZLE_TYPE_TIME; }
45 
46  Field *tmp_table_field(Table *table)
47  {
48  return tmp_table_field_from_field_type(table, 0);
49  }
50 
51  void fix_length_and_dec()
52  {
53  collation.set(&my_charset_bin);
54  max_length= 10;
55  maybe_null= 1;
56  }
57 
58  bool result_as_int64_t() { return true; }
59  int64_t val_int();
60  double val_real() { return (double) val_int(); }
61 
63  {
64  assert(fixed == 1);
65  return val_decimal_from_date(decimal_value);
66  }
67 
68  int save_in_field(Field *field, bool )
69  {
70  return save_date_in_field(field);
71  }
72 };
73 
74 } // namespace cast
75 } // namespace function
76 } // namespace drizzled
77 
String * val_str(String *str)
Definition: time.cc:39
bool fixed
Definition: item.h:120
TODO: Rename this file - func.h is stupid.
type::Decimal * val_decimal(type::Decimal *decimal_value)
Definition: time.h:62
Field * tmp_table_field_from_field_type(Table *table, bool fixed_length)
Definition: item.cc:1124
bool maybe_null
Definition: item.h:121
bool get_time(type::Time &ltime)
Definition: time.cc:30