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Commit a855617f authored by jcole@tetra.spaceapes.com's avatar jcole@tetra.spaceapes.com
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Added SQL_ANSI_MODE.

parent 2505d667
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Docs/manual.texi
View file @ a855617f
......@@ -895,7 +895,8 @@ Changes in release 4.0.x (Development; Alpha)
Changes in release 3.23.x (Stable)
* News-3.23.34a::
* News-3.23.35:: Changes in release 3.23.35
* News-3.23.34a:: Changes in release 3.23.34a
* News-3.23.34:: Changes in release 3.23.34
* News-3.23.33:: Changes in release 3.23.33
* News-3.23.32:: Changes in release 3.23.32
......@@ -22066,6 +22067,11 @@ or
mysql> UPDATE mysql.user SET password=PASSWORD("newpass") where user="bob' and host="%.loc.gov";
@end example
@item SQL_ANSI_MODE = 0 | 1
@cindex ANSI mode, SQL_ANSI_MODE
If set to @code{1}, the connection will be in ANSI mode, as described in
@ref{ANSI mode}.
@item SQL_AUTO_IS_NULL = 0 | 1
If set to @code{1} (default) then one can find the last inserted row
for a table with an auto_increment row with the following construct:
......@@ -42048,7 +42054,9 @@ users uses this code as the rest of the code and because of this we are
not yet 100 % confident in this code.
@menu
* News-3.23.34a::
* News-3.23.35:: Changes in release 3.23.35
* News-3.23.34a:: Changes in release 3.23.34a
* News-3.23.34:: Changes in release 3.23.34
* News-3.23.33:: Changes in release 3.23.33
* News-3.23.32:: Changes in release 3.23.32
......@@ -42086,9 +42094,19 @@ not yet 100 % confident in this code.
* News-3.23.0:: Changes in release 3.23.0
@end menu
@node News-3.23.34a, News-3.23.34, News-3.23.x, News-3.23.x
@node News-3.23.35, News-3.23.34a, News-3.23.x, News-3.23.x
@appendixsubsec Changes in release 3.23.35
@itemize @bullet
@item
Added SQL_ANSI_MODE. You can now switch to ANSI mode for only your
connection by running @code{SET SQL_ANSI_MODE=1}, and you can turn
ANSI mode off with @code{SET SQL_ANSI_MODE=0}.
@end itemize
@node News-3.23.34a, News-3.23.34, News-3.23.35, News-3.23.x
@appendixsubsec Changes in release 3.23.34a
@itemize @bullet
@item
Add extra files to distribution to allow one to compile Innobase.
@end itemize
sql/gen_lex_hash.cc
View file @ a855617f
......@@ -254,7 +254,7 @@ you have to change 'main' to print out the new function\n");
if (write_warning)
fprintf (stderr,"Fatal error when generating hash for symbols\n\
Didn't find suitable values for perfect hashing:\n\
You have to edit gen_lex_hase.cc to generate a new hashing function.\n\
You have to edit gen_lex_hash.cc to generate a new hashing function.\n\
You can try running gen_lex_hash with --search to find a suitable value\n\
Symbol array size = %d\n",function_mod);
return -1;
......@@ -472,8 +472,10 @@ int main(int argc,char **argv)
int error;
MY_INIT(argv[0]);
start_value=5315771L; best_t1=6916833L; best_t2=3813748L; best_type=3; /* mode=5839 add=5 type: 0 */
if (get_options(argc,(char **) argv))
start_value=4934807L; best_t1=5181754L; best_t2=1469522L; best_type=0;
/* mode=4999 add=7 type: 0 */
if (get_options(argc,(char **) argv))
exit(1);
make_max_length_table();
......
sql/lex.h
View file @ a855617f
......@@ -270,6 +270,7 @@ static SYMBOL symbols[] = {
{ "SLAVE", SYM(SLAVE),0,0},
{ "SMALLINT", SYM(SMALLINT),0,0},
{ "SONAME", SYM(UDF_SONAME_SYM),0,0},
{ "SQL_ANSI_MODE", SYM(SQL_ANSI_MODE),0,0},
{ "SQL_AUTO_IS_NULL", SYM(SQL_AUTO_IS_NULL),0,0},
{ "SQL_BIG_RESULT", SYM(SQL_BIG_RESULT),0,0},
{ "SQL_BIG_SELECTS", SYM(SQL_BIG_SELECTS),0,0},
......
sql/mysql_priv.h
View file @ a855617f
......@@ -539,6 +539,8 @@ extern struct show_var_st init_vars[];
extern struct show_var_st status_vars[];
extern enum db_type default_table_type;
extern uchar global_state_map[256];
#ifndef __WIN__
extern pthread_t signal_thread;
#endif
......
sql/sql_class.h
View file @ a855617f
......@@ -280,7 +280,10 @@ public:
ulong slave_proxy_id; // in slave thread we need to know in behalf of which
// thread the query is being run to replicate temp tables properly
// thread-specific state map for lex parser
uchar state_map[256];
THD();
~THD();
bool store_globals();
......
sql/sql_lex.cc
View file @ a855617f
......@@ -75,7 +75,7 @@ inline int lex_casecmp(const char *s, const char *t, uint len)
#include "lex_hash.h"
static uchar state_map[256];
uchar global_state_map[256];
void lex_init(void)
......@@ -89,42 +89,49 @@ void lex_init(void)
VOID(pthread_key_create(&THR_LEX,NULL));
/* Fill state_map with states to get a faster parser */
/* Fill global_state_map with states to get a faster parser */
for (i=0; i < 256 ; i++)
{
if (isalpha(i))
state_map[i]=(uchar) STATE_IDENT;
global_state_map[i]=(uchar) STATE_IDENT;
else if (isdigit(i))
state_map[i]=(uchar) STATE_NUMBER_IDENT;
global_state_map[i]=(uchar) STATE_NUMBER_IDENT;
#if defined(USE_MB) && defined(USE_MB_IDENT)
else if (use_mb(default_charset_info) && my_ismbhead(default_charset_info, i))
state_map[i]=(uchar) STATE_IDENT;
global_state_map[i]=(uchar) STATE_IDENT;
#endif
else if (!isgraph(i))
state_map[i]=(uchar) STATE_SKIP;
global_state_map[i]=(uchar) STATE_SKIP;
else
state_map[i]=(uchar) STATE_CHAR;
global_state_map[i]=(uchar) STATE_CHAR;
}
state_map[(uchar)'_']=state_map[(uchar)'$']=(uchar) STATE_IDENT;
state_map[(uchar)'\'']=state_map[(uchar)'"']=(uchar) STATE_STRING;
state_map[(uchar)'-']=state_map[(uchar)'+']=(uchar) STATE_SIGNED_NUMBER;
state_map[(uchar)'.']=(uchar) STATE_REAL_OR_POINT;
state_map[(uchar)'>']=state_map[(uchar)'=']=state_map[(uchar)'!']= (uchar) STATE_CMP_OP;
state_map[(uchar)'<']= (uchar) STATE_LONG_CMP_OP;
state_map[(uchar)'&']=state_map[(uchar)'|']=(uchar) STATE_BOOL;
state_map[(uchar)'#']=(uchar) STATE_COMMENT;
state_map[(uchar)';']=(uchar) STATE_COLON;
state_map[(uchar)':']=(uchar) STATE_SET_VAR;
state_map[0]=(uchar) STATE_EOL;
state_map[(uchar)'\\']= (uchar) STATE_ESCAPE;
state_map[(uchar)'/']= (uchar) STATE_LONG_COMMENT;
state_map[(uchar)'*']= (uchar) STATE_END_LONG_COMMENT;
state_map[(uchar)'@']= (uchar) STATE_USER_END;
state_map[(uchar) '`']= (uchar) STATE_USER_VARIABLE_DELIMITER;
global_state_map[(uchar)'_']=
global_state_map[(uchar)'$']=(uchar) STATE_IDENT;
global_state_map[(uchar)'\'']=
global_state_map[(uchar)'"']=(uchar) STATE_STRING;
global_state_map[(uchar)'-']=
global_state_map[(uchar)'+']=(uchar) STATE_SIGNED_NUMBER;
global_state_map[(uchar)'.']=(uchar) STATE_REAL_OR_POINT;
global_state_map[(uchar)'>']=
global_state_map[(uchar)'=']=
global_state_map[(uchar)'!']= (uchar) STATE_CMP_OP;
global_state_map[(uchar)'<']= (uchar) STATE_LONG_CMP_OP;
global_state_map[(uchar)'&']=global_state_map[(uchar)'|']=(uchar) STATE_BOOL;
global_state_map[(uchar)'#']=(uchar) STATE_COMMENT;
global_state_map[(uchar)';']=(uchar) STATE_COLON;
global_state_map[(uchar)':']=(uchar) STATE_SET_VAR;
global_state_map[0]=(uchar) STATE_EOL;
global_state_map[(uchar)'\\']= (uchar) STATE_ESCAPE;
global_state_map[(uchar)'/']= (uchar) STATE_LONG_COMMENT;
global_state_map[(uchar)'*']= (uchar) STATE_END_LONG_COMMENT;
global_state_map[(uchar)'@']= (uchar) STATE_USER_END;
global_state_map[(uchar) '`']= (uchar) STATE_USER_VARIABLE_DELIMITER;
if (thd_startup_options & OPTION_ANSI_MODE)
{
state_map[(uchar) '"'] = STATE_USER_VARIABLE_DELIMITER;
global_state_map[(uchar) '"'] = STATE_USER_VARIABLE_DELIMITER;
}
DBUG_VOID_RETURN;
}
......@@ -418,6 +425,7 @@ int yylex(void *arg)
uint length;
enum lex_states state,prev_state;
LEX *lex=current_lex;
uchar *state_map = lex->thd->state_map;
YYSTYPE *yylval=(YYSTYPE*) arg;
lex->yylval=yylval; // The global state
......
sql/sql_parse.cc
View file @ a855617f
......@@ -512,6 +512,10 @@ pthread_handler_decl(handle_one_connection,arg)
return 0;
}
// copy global state map into thread
for(int x=0; x < 256; x++)
thd->state_map[x] = global_state_map[x];
do
{
int error;
......
sql/sql_yacc.yy
View file @ a855617f
......@@ -394,6 +394,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b,int *yystacksize);
%token END
%token THEN_SYM
%token SQL_ANSI_MODE
%token SQL_BIG_TABLES
%token SQL_BIG_SELECTS
%token SQL_SELECT_LIMIT
......@@ -2603,6 +2604,18 @@ option_value:
else
Lex->options|= OPTION_NOT_AUTO_COMMIT;
}
| SQL_ANSI_MODE equal NUM
{
if(atoi($3.str) == 0)
{
Lex->options &= ~(OPTION_ANSI_MODE);
Lex->thd->state_map[(uchar) '"'] = STATE_STRING;
} else {
Lex->options |= OPTION_ANSI_MODE;
Lex->thd->state_map[(uchar) '"'] = STATE_USER_VARIABLE_DELIMITER;
}
}
| SQL_SELECT_LIMIT equal ULONG_NUM
{
Lex->select_limit= $3;
......@@ -2697,16 +2710,20 @@ text_or_password:
}
set_option:
SQL_BIG_TABLES { $$= OPTION_BIG_TABLES; }
SQL_BIG_TABLES { $$= OPTION_BIG_TABLES; }
| SQL_BIG_SELECTS { $$= OPTION_BIG_SELECTS; }
| SQL_LOG_OFF { $$= OPTION_LOG_OFF; }
| SQL_LOG_UPDATE
{
$$= (opt_sql_bin_update)? OPTION_UPDATE_LOG|OPTION_BIN_LOG: OPTION_UPDATE_LOG ;
$$= (opt_sql_bin_update)?
OPTION_UPDATE_LOG|OPTION_BIN_LOG:
OPTION_UPDATE_LOG ;
}
| SQL_LOG_BIN
{
$$= (opt_sql_bin_update)? OPTION_UPDATE_LOG|OPTION_BIN_LOG: OPTION_BIN_LOG ;
$$= (opt_sql_bin_update)?
OPTION_UPDATE_LOG|OPTION_BIN_LOG:
OPTION_BIN_LOG ;
}
| SQL_WARNINGS { $$= OPTION_WARNINGS; }
| SQL_LOW_PRIORITY_UPDATES { $$= OPTION_LOW_PRIORITY_UPDATES; }
......
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