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Fixed bug in auto-increment handling with InnoDB

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Some small speedups


Docs/manual.texi:
  Changelog
client/mysqldump.c:
  Fixed quoting problem for table names when using --opt
mysys/mf_casecnv.c:
  Speed up some common string functions
sql-bench/test-insert.sh:
  Small changes that shouldn't affect results
sql-bench/test-select.sh:
  Small changes that shouldn't affect results
sql/field.h:
  Added reset() functions to speed up some common things
sql/gen_lex_hash.cc:
  Smaller hash table
sql/ha_innobase.cc:
  Fixed bug in auto-increment handling with InnoDB
This commit is contained in:
unknown 2001-08-26 23:24:48 +03:00
parent 0733b85d75
commit 30774b3549
8 changed files with 49 additions and 21 deletions
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2
Docs/manual.texi
View File

@ -46672,6 +46672,8 @@ not yet 100% confident in this code.
@appendixsubsec Changes in release 3.23.42
@itemize @bullet
@item
Fixed bug in @code{InnoDB} and @code{AUTO_INCREMENT} columns.
@item
Applied large patch for OS/2 from Yuri Dario.
@item
Fixed problem with InnoDB when one could get the error @code{Can't

8
client/mysqldump.c
View File

@ -37,7 +37,7 @@
** Tõnu Samuel <tonu@please.do.not.remove.this.spam.ee>
**/
#define DUMP_VERSION "8.14"
#define DUMP_VERSION "8.15"
#include <global.h>
#include <my_sys.h>
@ -1224,6 +1224,7 @@ static int dump_all_tables_in_db(char *database)
{
char *table;
uint numrows;
char table_buff[NAME_LEN+3];
if (init_dumping(database))
return 1;
@ -1233,7 +1234,7 @@ static int dump_all_tables_in_db(char *database)
init_dynamic_string(&query, "LOCK TABLES ", 256, 1024);
for (numrows=0 ; (table = getTableName(1)) ; numrows++)
{
dynstr_append(&query, table);
dynstr_append(&query, quote_name(table,table_buff));
dynstr_append(&query, " READ /*!32311 LOCAL */,");
}
if (numrows && mysql_real_query(sock, query.str, query.length-1))
@ -1263,6 +1264,7 @@ static int dump_all_tables_in_db(char *database)
static int dump_selected_tables(char *db, char **table_names, int tables)
{
uint numrows;
char table_buff[NAME_LEN+3];
if (init_dumping(db))
return 1;
@ -1274,7 +1276,7 @@ static int dump_selected_tables(char *db, char **table_names, int tables)
init_dynamic_string(&query, "LOCK TABLES ", 256, 1024);
for (i=0 ; i < tables ; i++)
{
dynstr_append(&query, table_names[i]);
dynstr_append(&query, quote_name(table_names[i],table_buff));
dynstr_append(&query, " READ /*!32311 LOCAL */,");
}
if (mysql_real_query(sock, query.str, query.length-1))

32
mysys/mf_casecnv.c
View File

@ -31,14 +31,16 @@
void caseup_str(my_string str)
{
#ifdef USE_MB
register uint32 l;
register char *end=str+(uint) strlen(str);
if (use_mb(default_charset_info))
{
register uint32 l;
register char *end=str+(uint) strlen(str);
while (*str)
{
if ((l=my_ismbchar(default_charset_info, str,end))) str+=l;
else *str=toupper(*str),++str;
}
}
else
#endif
while ((*str = toupper(*str)) != 0)
@ -50,14 +52,16 @@ void caseup_str(my_string str)
void casedn_str(my_string str)
{
#ifdef USE_MB
register uint32 l;
register char *end=str+(uint) strlen(str);
if (use_mb(default_charset_info))
{
register uint32 l;
register char *end=str+(uint) strlen(str);
while (*str)
{
if ((l=my_ismbchar(default_charset_info, str,end))) str+=l;
else *str=tolower(*str),++str;
}
}
else
#endif
while ((*str= tolower(*str)) != 0)
@ -70,14 +74,16 @@ void casedn_str(my_string str)
void caseup(my_string str, uint length)
{
#ifdef USE_MB
register uint32 l;
register char *end=str+length;
if (use_mb(default_charset_info))
{
register uint32 l;
register char *end=str+length;
while (str<end)
{
if ((l=my_ismbchar(default_charset_info, str,end))) str+=l;
else *str=toupper(*str),++str;
}
}
else
#endif
for ( ; length>0 ; length--, str++)
@ -89,14 +95,16 @@ void caseup(my_string str, uint length)
void casedn(my_string str, uint length)
{
#ifdef USE_MB
register uint32 l;
register char *end=str+length;
if (use_mb(default_charset_info))
{
register uint32 l;
register char *end=str+length;
while (str<end)
{
if ((l=my_ismbchar(default_charset_info, str,end))) str+=l;
else *str=tolower(*str),++str;
}
}
else
#endif
for ( ; length>0 ; length--, str++)
@ -143,10 +151,10 @@ skipp:
int my_strcasecmp(const char *s, const char *t)
{
#ifdef USE_MB
register uint32 l;
register const char *end=s+(uint) strlen(s);
if (use_mb(default_charset_info))
{
register uint32 l;
register const char *end=s+(uint) strlen(s);
while (s<end)
{
if ((l=my_ismbchar(default_charset_info, s,end)))
@ -172,10 +180,10 @@ int my_strcasecmp(const char *s, const char *t)
int my_casecmp(const char *s, const char *t, uint len)
{
#ifdef USE_MB
register uint32 l;
register const char *end=s+len;
if (use_mb(default_charset_info))
{
register uint32 l;
register const char *end=s+len;
while (s<end)
{
if ((l=my_ismbchar(default_charset_info, s,end)))

4
sql-bench/test-insert.sh
View File

@ -562,7 +562,7 @@ if ($limits->{'group_functions'})
fetch_all_rows($dbh,"select min(id) from bench1");
fetch_all_rows($dbh,"select max(id) from bench1");
fetch_all_rows($dbh,"select sum(id+0.0) from bench1");
fetch_all_rows($dbh,"select min(id3),max(id3),sum(id3 +0.0) from bench1");
fetch_all_rows($dbh,"select min(id3),max(id3),sum(id3-0.0) from bench1");
if ($limits->{'group_func_sql_min_str'})
{
fetch_all_rows($dbh,"select min(dummy1),max(dummy1) from bench1");
@ -579,7 +579,7 @@ if ($limits->{'group_functions'})
$count++;
$sth=$dbh->prepare($query="select count(*),sum(id+0.0),min(id),max(id),avg(id+0.0) from bench1") or die $DBI::errstr;
$sth=$dbh->prepare($query="select count(*),sum(id+0.0),min(id),max(id),avg(id-0.0) from bench1") or die $DBI::errstr;
$sth->execute or die $DBI::errstr;
@row=$sth->fetchrow_array;
if ($row[0] != $total_rows ||

6
sql-bench/test-select.sh
View File

@ -136,12 +136,12 @@ if ($limits->{'group_functions'})
print "Test if the database has a query cache\n";
# First ensure that the table is read into memory
fetch_all_rows($dbh,"select sum(idn+$tmp),sum(rev_idn+$tmp) from bench1");
fetch_all_rows($dbh,"select sum(idn+$tmp),sum(rev_idn-$tmp) from bench1");
$loop_time=new Benchmark;
for ($tests=0 ; $tests < $opt_loop_count ; $tests++)
{
fetch_all_rows($dbh,"select sum(idn+$tests),sum(rev_idn+$tests) from bench1");
fetch_all_rows($dbh,"select sum(idn+$tests),sum(rev_idn-$tests) from bench1");
}
$end_time=new Benchmark;
print "Time for select_query_cache ($opt_loop_count): " .
@ -153,7 +153,7 @@ if ($limits->{'group_functions'})
$loop_time=new Benchmark;
for ($tests=0 ; $tests < $opt_loop_count ; $tests++)
{
fetch_all_rows($dbh,"select sum(idn+$tests),sum(rev_idn+$tests) from bench1");
fetch_all_rows($dbh,"select sum(idn+$tests),sum(rev_idn-$tests) from bench1");
}
$end_time=new Benchmark;
print "Time for select_query_cache2 ($opt_loop_count): " .

14
sql/field.h
View File

@ -300,6 +300,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -328,6 +329,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -356,6 +358,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -389,6 +392,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=ptr[3]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -423,6 +427,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=ptr[3]=ptr[4]=ptr[5]=ptr[6]=ptr[7]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -449,6 +454,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { bzero(ptr,sizeof(float)); }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -480,6 +486,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { bzero(ptr,sizeof(double)); }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -505,6 +512,7 @@ public:
void store(const char *to, uint length) { null[0]=1; }
void store(double nr) { null[0]=1; }
void store(longlong nr) { null[0]=1; }
void reset(void) {}
double val_real(void) { return 0.0;}
longlong val_int(void) { return 0;}
String *val_str(String *value,String *value2)
@ -528,6 +536,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=ptr[3]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -588,6 +597,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=ptr[3]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -615,6 +625,7 @@ public:
void store(double nr);
void store(longlong nr);
void store_time(TIME *ltime,timestamp_type type);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -643,6 +654,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -673,6 +685,7 @@ public:
void store(double nr);
void store(longlong nr);
void store_time(TIME *ltime,timestamp_type type);
void reset(void) { ptr[0]=ptr[1]=ptr[2]=ptr[3]=ptr[4]=ptr[5]=ptr[6]=ptr[7]=0; }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);
@ -922,6 +935,7 @@ public:
void store(const char *to,uint length);
void store(double nr);
void store(longlong nr);
void reset() { bzero(ptr,packlength); }
double val_real(void);
longlong val_int(void);
String *val_str(String*,String *);

2
sql/gen_lex_hash.cc
View File

@ -472,7 +472,7 @@ int main(int argc,char **argv)
int error;
MY_INIT(argv[0]);
start_value=487844L; best_t1=4969454L; best_t2=2266538L; best_type=2; /* mode=4567 add=5 type: 0 */
start_value=4597269L; best_t1=6001982L; best_t2=5063828L; best_type=4; /* mode=4513 add=8 type: 0 */
if (get_options(argc,(char **) argv))
exit(1);

2
sql/ha_innobase.cc
View File

@ -1334,6 +1334,8 @@ ha_innobase::write_row(
autoincrement field */
auto_inc = table->next_number_field->val_int();
if (auto_inc == 0)
auto_inc= user_thd->next_insert_id;
if (auto_inc != 0) {
/* This call will calculate the max of the