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DISTINCT optimization

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Fixes when using column privileges
Manual updates


Docs/manual.texi:
  Comments from MySQL training + distinct optimization
extra/my_print_defaults.c:
  Added --defaults-extra-file
include/my_sys.h:
  Added --defaults-extra-file
mysys/default.c:
  Added --defaults-extra-file
sql/sql_acl.cc:
  Tables with only column privileges didn't show up in SHOW GRANTS or SHOW TABLES
sql/sql_select.cc:
  DISTINCT optimization
sql/sql_select.h:
  DISTINCT optimization
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted
This commit is contained in:
unknown 2000-10-06 21:15:03 +03:00
commit 6991b70c87
8 changed files with 277 additions and 125 deletions
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14
extra/my_print_defaults.c
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@ -32,6 +32,8 @@ static struct option long_options[] =
{
{"config-file", required_argument, 0, 'c'},
{"defaults-file", required_argument, 0, 'c'},
{"defaults-extra-file", required_argument, 0, 'e'},
{"extra-file", required_argument, 0, 'e'},
{"no-defaults", no_argument, 0, 'd'},
{"help", no_argument, 0, '?'},
{"version", no_argument, 0, 'V'},
@ -40,7 +42,7 @@ static struct option long_options[] =
static void usage(my_bool version)
{
printf("%s Ver 1.1 for %s at %s\n",my_progname,SYSTEM_TYPE,
printf("%s Ver 1.2 for %s at %s\n",my_progname,SYSTEM_TYPE,
MACHINE_TYPE);
if (version)
return;
@ -50,6 +52,9 @@ static void usage(my_bool version)
printf("\n\
-c, --config-file=#, --defaults-file=#\n\
The config file to use (default '%s')\n\
-e, --extra-file=#, --defaults-extra-file=#\n\
Read this file after the global /etc config file and\n\
before the config file in the users home directory.\n\
--no-defaults Return an empty string (useful for scripts)\n\
-?, --help Display this help message and exit.\n\
-V, --version Output version information and exit.\n",
@ -61,13 +66,16 @@ static int get_options(int *argc,char ***argv)
{
int c,option_index;
while ((c=getopt_long(*argc,*argv,"c:V?I",
while ((c=getopt_long(*argc,*argv,"c:e:V?I",
long_options, &option_index)) != EOF)
{
switch (c) {
case 'c':
config_file=optarg;
break;
case 'e':
defaults_extra_file=optarg; /* Used by the load_defaults */
break;
case 'n':
exit(0);
case 'I':
@ -102,7 +110,7 @@ int main(int argc, char **argv)
if (get_options(&argc,&argv))
exit(1);
if (!(load_default_groups=(char**) my_malloc((argc+2)*sizeof(char*),
MYF(MY_WME))))
MYF(MY_WME))))
exit(1);
for (count=0; *argv ; argv++,count++)