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embedded&client library
some fixes: zero at the end of the data added
mysql_list_fields became 'virtual'
This commit is contained in:
hf@deer.(none)
2003-09-11 09:46:31 +05:00
parent 4f3474922b
commit f434b329f5
7 changed files with 52 additions and 8 deletions
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36
libmysqld/libmysqld.c
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@ -179,6 +179,39 @@ static void STDCALL emb_fetch_lengths(ulong *to, MYSQL_ROW column, uint field_co
*to= *column ? *(uint *)((*column) - sizeof(uint)) : 0;
}
/**************************************************************************
List all fields in a table
If wild is given then only the fields matching wild is returned
Instead of this use query:
show fields in 'table' like "wild"
**************************************************************************/
static MYSQL_RES * STDCALL
emb_list_fields(MYSQL *mysql, const char *table, const char *wild)
{
MYSQL_RES *result;
MYSQL_DATA *query;
char buff[257],*end;
DBUG_ENTER("mysql_list_fields");
DBUG_PRINT("enter",("table: '%s' wild: '%s'",table,wild ? wild : ""));
LINT_INIT(query);
end=strmake(strmake(buff, table,128)+1,wild ? wild : "",128);
if (simple_command(mysql,COM_FIELD_LIST,buff,(ulong) (end-buff),1))
DBUG_RETURN(NULL);
result= mysql->result;
if (!result)
return 0;
result->methods= mysql->methods;
result->eof=1;
DBUG_RETURN(result);
}
/*
** Note that the mysql argument must be initialized with mysql_init()
@ -195,7 +228,8 @@ static MYSQL_METHODS embedded_methods=
emb_advanced_command,
emb_mysql_store_result,
emb_mysql_use_result,
emb_fetch_lengths
emb_fetch_lengths,
emb_list_fields
};
MYSQL * STDCALL