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Item_func_conv_charset Class Reference
Inheritance diagram for Item_func_conv_charset:
Item_str_func Item_func Item_result_field Item

List of all members.

Public Member Functions

 Item_func_conv_charset (Item *a, const CHARSET_INFO *cs)
 Item_func_conv_charset (Item *a, const CHARSET_INFO *cs, bool cache_if_const)
Stringval_str (String *)
void fix_length_and_dec ()
const char * func_name () const
virtual void print (String *str, enum_query_type query_type)

Public Attributes

bool safe
const CHARSET_INFO * conv_charset

Member Function Documentation

void Item_func_conv_charset::print ( String str,
enum_query_type  query_type 
) [virtual]

This method is used for to:

  • to generate a view definition query (SELECT-statement);
  • to generate a SQL-query for EXPLAIN EXTENDED;
  • to generate a SQL-query to be shown in INFORMATION_SCHEMA;
  • debug.

For more information about view definition query, INFORMATION_SCHEMA query and why they should be generated from the Item-tree,

See also:

Reimplemented from Item_func.

The documentation for this class was generated from the following files:
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