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MySQL 5.1: Item_int_func Class Reference

Item_int_func Class Reference

#include <item_func.h>

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Collaboration diagram for Item_int_func:

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List of all members.

Public Member Functions

 Item_int_func ()
 Item_int_func (Item *a)
 Item_int_func (Item *a, Item *b)
 Item_int_func (Item *a, Item *b, Item *c)
 Item_int_func (List< Item > &list)
 Item_int_func (THD *thd, Item_int_func *item)
double val_real ()
String * val_str (String *str)
enum Item_result result_type () const
void fix_length_and_dec ()

Detailed Description

Definition at line 272 of file item_func.h.

Constructor & Destructor Documentation

Item_int_func::Item_int_func (  )  [inline]

Definition at line 275 of file item_func.h.

References Item::max_length.

00275 :Item_func() { max_length= 21; }

Item_int_func::Item_int_func ( Item *  a  )  [inline]

Definition at line 276 of file item_func.h.

References Item::max_length.

00276 :Item_func(a) { max_length= 21; }

Item_int_func::Item_int_func ( Item *  a,
Item *  b 
) [inline]

Definition at line 277 of file item_func.h.

References Item::max_length.

00277 :Item_func(a,b) { max_length= 21; }

Item_int_func::Item_int_func ( Item *  a,
Item *  b,
Item *  c 
) [inline]

Definition at line 278 of file item_func.h.

References Item::max_length.

00278                                          :Item_func(a,b,c)
00279   { max_length= 21; }

Item_int_func::Item_int_func ( List< Item > &  list  )  [inline]

Definition at line 280 of file item_func.h.

References Item::max_length.

00280 :Item_func(list) { max_length= 21; }

Item_int_func::Item_int_func ( THD *  thd,
Item_int_func *  item 
) [inline]

Definition at line 281 of file item_func.h.

00281 :Item_func(thd, item) {}

Member Function Documentation

void Item_int_func::fix_length_and_dec (  )  [inline, virtual]

Implements Item_result_field.

Reimplemented in Item_bool_func, Item_bool_func2, Item_func_equal, Item_func_between, Item_func_interval, Item_func_nullif, Item_func_in, Item_func_isnull, Item_func_isnotnull, Item_equal, Item_func_connection_id, Item_func_signed, Item_func_unsigned, Item_func_int_div, Item_func_integer, Item_func_length, Item_func_char_length, Item_func_coercibility, Item_func_locate, Item_func_field, Item_func_ascii, Item_func_find_in_set, Item_func_bit, Item_func_bit_count, Item_func_last_insert_id, Item_func_benchmark, Item_func_get_lock, Item_func_release_lock, Item_master_pos_wait, Item_func_inet_aton, Item_func_is_free_lock, Item_func_is_used_lock, Item_func_row_count, Item_func_found_rows, Item_func_crc32, Item_func_uncompressed_length, Item_func_period_add, Item_func_period_diff, Item_func_to_days, Item_func_dayofmonth, Item_func_dayofyear, Item_func_hour, Item_func_minute, Item_func_quarter, Item_func_second, Item_func_week, Item_func_yearweek, Item_func_year, Item_func_unix_timestamp, Item_func_time_to_sec, Item_extract, Item_func_microsecond, Item_func_timestamp_diff, Item_func_xpath_position, and Item_func_xpath_count.

Definition at line 285 of file item_func.h.

Referenced by Item_func_connection_id::fix_length_and_dec().

00285 {}

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enum Item_result Item_int_func::result_type (  )  const [inline, virtual]

Reimplemented from Item.

Reimplemented in Item_func_nullif.

Definition at line 284 of file item_func.h.

References INT_RESULT.

Referenced by Item_in_optimizer::fix_left(), Item_func_field::fix_length_and_dec(), Item_bool_func2::fix_length_and_dec(), Item_func_like::select_optimize(), and Item_func_benchmark::val_int().

00284 { return INT_RESULT; }

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double Item_int_func::val_real ( void   )  [inline, virtual]

Implements Item.

Reimplemented in Item_func_nullif, and Item_func_signed.

Definition at line 282 of file item_func.h.

References DBUG_ASSERT, Item::fixed, and Item::val_int().

Referenced by Item_func_benchmark::val_int(), and Item_func_field::val_int().

00282 { DBUG_ASSERT(fixed == 1); return (double) val_int(); }

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String * Item_int_func::val_str ( String *  str  )  [virtual]

Implements Item.

Reimplemented in Item_func_nullif.

Definition at line 559 of file item_func.cc.

References DBUG_ASSERT, Item::fixed, my_charset_bin, Item::null_value, String::set_int(), Item::unsigned_flag, and Item::val_int().

Referenced by Item_func_find_in_set::fix_length_and_dec(), Item_func_inet_aton::val_int(), Item_func_benchmark::val_int(), Item_func_field::val_int(), and Item_func_signed::val_int_from_str().

00560 {
00561   DBUG_ASSERT(fixed == 1);
00562   longlong nr=val_int();
00563   if (null_value)
00564     return 0;
00565   str->set_int(nr, unsigned_flag, &my_charset_bin);
00566   return str;
00567 }

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The documentation for this class was generated from the following files:
Generated on Sat Sep 9 21:49:26 2006 for MySQL 5.1 by  doxygen 1.4.7