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Viewing changes to plugin/info_schema/info_schema_methods.cc

  • Committer: Padraig O'Sullivan
  • Date: 2009-06-27 16:33:55 UTC
  • mfrom: (1067.3.1 full-i-s-plugin)
  • mto: This revision was merged to the branch mainline in revision 1079.
  • Revision ID: osullivan.padraig@gmail.com-20090627163355-iyclbhr9901qlmjh
Extracted the CHARACTER_SET table into the I_S plugin.

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Lines of Context:
plugin/info_schema/info_schema_methods.cc
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using namespace std;
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int CharSetISMethods::fillTable(Session *session, TableList *tables, COND *)
 
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{
 
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  CHARSET_INFO **cs;
 
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  const char *wild= session->lex->wild ? session->lex->wild->ptr() : NULL;
 
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  Table *table= tables->table;
 
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  const CHARSET_INFO * const scs= system_charset_info;
 
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  for (cs= all_charsets ; cs < all_charsets+255 ; cs++)
 
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  {
 
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    const CHARSET_INFO * const tmp_cs= cs[0];
 
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    if (tmp_cs && (tmp_cs->state & MY_CS_PRIMARY) &&
 
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        (tmp_cs->state & MY_CS_AVAILABLE) &&
 
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        !(tmp_cs->state & MY_CS_HIDDEN) &&
 
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        !(wild && wild[0] &&
 
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          wild_case_compare(scs, tmp_cs->csname,wild)))
 
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    {
 
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      const char *comment;
 
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      table->restoreRecordAsDefault();
 
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      table->field[0]->store(tmp_cs->csname, strlen(tmp_cs->csname), scs);
 
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      table->field[1]->store(tmp_cs->name, strlen(tmp_cs->name), scs);
 
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      comment= tmp_cs->comment ? tmp_cs->comment : "";
 
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      table->field[2]->store(comment, strlen(comment), scs);
 
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      table->field[3]->store((int64_t) tmp_cs->mbmaxlen, true);
 
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      if (schema_table_store_record(session, table))
 
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        return 1;
 
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    }
 
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  }
 
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  return 0;
 
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}
 
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int CharSetISMethods::oldFormat(Session *session, InfoSchemaTable *schema_table)
 
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  const
 
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{
 
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  int fields_arr[]= {0, 2, 1, 3, -1};
 
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  int *field_num= fields_arr;
 
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  const ColumnInfo *column;
 
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  Name_resolution_context *context= &session->lex->select_lex.context;
 
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  for (; *field_num >= 0; field_num++)
 
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  {
 
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    column= schema_table->getSpecificColumn(*field_num);
 
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    Item_field *field= new Item_field(context,
 
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                                      NULL, NULL, column->getName());
 
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    if (field)
 
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    {
 
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      field->set_name(column->getOldName(),
 
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                      strlen(column->getOldName()),
 
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                      system_charset_info);
 
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      if (session->add_item_to_list(field))
 
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        return 1;
 
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    }
 
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  }
 
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  return 0;
 
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}
 
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int ProcessListISMethods::fillTable(Session* session, TableList* tables, COND*)
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{
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  Table *table= tables->table;