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MySQL 5.1: Item_func_compress Class Reference

Item_func_compress Class Reference

#include <item_strfunc.h>

Inheritance diagram for Item_func_compress:

Inheritance graph
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Collaboration diagram for Item_func_compress:

Collaboration graph
[legend]
List of all members.

Public Member Functions

 Item_func_compress (Item *a)
void fix_length_and_dec ()
const char * func_name () const
String * val_str (String *) ZLIB_DEPENDED_FUNCTION bool check_partition_func_processor(byte *bool_arg)

Private Attributes

String buffer

Detailed Description

Definition at line 818 of file item_strfunc.h.

Constructor & Destructor Documentation

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

Definition at line 822 of file item_strfunc.h.

00822 :Item_str_func(a){}

Member Function Documentation

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

Implements Item_result_field.

Definition at line 823 of file item_strfunc.h.

References Item_func::args, and Item::max_length.

00823 {max_length= (args[0]->max_length*120)/100+12;}

const char* Item_func_compress::func_name (  )  const [inline, virtual]

Implements Item_func.

Definition at line 824 of file item_strfunc.h.

00824 {return "compress";}

String* Item_func_compress::val_str ( String *   )  [inline, virtual]

Implements Item.

Definition at line 825 of file item_strfunc.h.

00826                                                       { return 0;}

Member Data Documentation

String Item_func_compress::buffer [private]

Definition at line 820 of file item_strfunc.h.

The documentation for this class was generated from the following file:
Generated on Sat Sep 9 21:27:41 2006 for MySQL 5.1 by  doxygen 1.4.7