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merge

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tulin@dl145b.mysql.com
2005-07-19 21:56:10 +02:00
parent 519c5564b1 e3af1b6ec6
commit a6c21a0791
195 changed files with 6600 additions and 2377 deletions
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118
sql/sql_show.cc
View File

@ -21,6 +21,7 @@
#include "sql_select.h" // For select_describe
#include "repl_failsafe.h"
#include "sp_head.h"
#include "sql_trigger.h"
#include <my_dir.h>
#ifdef HAVE_BERKELEY_DB
@ -1718,6 +1719,7 @@ void get_index_field_values(LEX *lex, INDEX_FIELD_VALUES *index_field_values)
break;
case SQLCOM_SHOW_TABLES:
case SQLCOM_SHOW_TABLE_STATUS:
case SQLCOM_SHOW_TRIGGERS:
index_field_values->db_value= lex->current_select->db;
index_field_values->table_value= wild;
break;
@ -1740,7 +1742,7 @@ int make_table_list(THD *thd, SELECT_LEX *sel,
ident_table.length= strlen(table);
table_ident= new Table_ident(thd, ident_db, ident_table, 1);
sel->init_query();
if(!sel->add_table_to_list(thd, table_ident, 0, 0, TL_READ,
if (!sel->add_table_to_list(thd, table_ident, 0, 0, TL_READ,
(List<String> *) 0, (List<String> *) 0))
return 1;
return 0;
@ -2399,6 +2401,7 @@ static int get_schema_column_record(THD *thd, struct st_table_list *tables,
{
const char *tmp_buff;
byte *pos;
bool is_blob;
uint flags=field->flags;
char tmp[MAX_FIELD_WIDTH];
char tmp1[MAX_FIELD_WIDTH];
@ -2477,12 +2480,14 @@ static int get_schema_column_record(THD *thd, struct st_table_list *tables,
"NO" : "YES");
table->field[6]->store((const char*) pos,
strlen((const char*) pos), cs);
if (field->has_charset())
is_blob= (field->type() == FIELD_TYPE_BLOB);
if (field->has_charset() || is_blob)
{
table->field[8]->store((longlong) field->field_length/
field->charset()->mbmaxlen);
longlong c_octet_len= is_blob ? (longlong) field->max_length() :
(longlong) field->max_length()/field->charset()->mbmaxlen;
table->field[8]->store(c_octet_len);
table->field[8]->set_notnull();
table->field[9]->store((longlong) field->field_length);
table->field[9]->store((longlong) field->max_length());
table->field[9]->set_notnull();
}
@ -2510,6 +2515,17 @@ static int get_schema_column_record(THD *thd, struct st_table_list *tables,
case FIELD_TYPE_LONG:
case FIELD_TYPE_LONGLONG:
case FIELD_TYPE_INT24:
{
table->field[10]->store((longlong) field->max_length() - 1);
table->field[10]->set_notnull();
break;
}
case FIELD_TYPE_BIT:
{
table->field[10]->store((longlong) field->max_length());
table->field[10]->set_notnull();
break;
}
case FIELD_TYPE_FLOAT:
case FIELD_TYPE_DOUBLE:
{
@ -2985,6 +3001,73 @@ static int get_schema_constraints_record(THD *thd, struct st_table_list *tables,
}
static bool store_trigger(THD *thd, TABLE *table, const char *db,
const char *tname, LEX_STRING *trigger_name,
enum trg_event_type event,
enum trg_action_time_type timing,
LEX_STRING *trigger_stmt)
{
CHARSET_INFO *cs= system_charset_info;
restore_record(table, s->default_values);
table->field[1]->store(db, strlen(db), cs);
table->field[2]->store(trigger_name->str, trigger_name->length, cs);
table->field[3]->store(trg_event_type_names[event].str,
trg_event_type_names[event].length, cs);
table->field[5]->store(db, strlen(db), cs);
table->field[6]->store(tname, strlen(tname), cs);
table->field[9]->store(trigger_stmt->str, trigger_stmt->length, cs);
table->field[10]->store("ROW", 3, cs);
table->field[11]->store(trg_action_time_type_names[timing].str,
trg_action_time_type_names[timing].length, cs);
table->field[14]->store("OLD", 3, cs);
table->field[15]->store("NEW", 3, cs);
return schema_table_store_record(thd, table);
}
static int get_schema_triggers_record(THD *thd, struct st_table_list *tables,
TABLE *table, bool res,
const char *base_name,
const char *file_name)
{
DBUG_ENTER("get_schema_triggers_record");
/*
res can be non zero value when processed table is a view or
error happened during opening of processed table.
*/
if (res)
{
if (!tables->view)
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
thd->net.last_errno, thd->net.last_error);
thd->clear_error();
DBUG_RETURN(0);
}
if (!tables->view && tables->table->triggers)
{
Table_triggers_list *triggers= tables->table->triggers;
int event, timing;
for (event= 0; event < (int)TRG_EVENT_MAX; event++)
{
for (timing= 0; timing < (int)TRG_ACTION_MAX; timing++)
{
LEX_STRING trigger_name;
LEX_STRING trigger_stmt;
if (triggers->get_trigger_info(thd, (enum trg_event_type) event,
(enum trg_action_time_type)timing,
&trigger_name, &trigger_stmt))
continue;
if (store_trigger(thd, table, base_name, file_name, &trigger_name,
(enum trg_event_type) event,
(enum trg_action_time_type) timing, &trigger_stmt))
DBUG_RETURN(1);
}
}
}
DBUG_RETURN(0);
}
void store_key_column_usage(TABLE *table, const char*db, const char *tname,
const char *key_name, uint key_len,
const char *con_type, uint con_len, longlong idx)
@ -3869,6 +3952,29 @@ ST_FIELD_INFO open_tables_fields_info[]=
};
ST_FIELD_INFO triggers_fields_info[]=
{
{"TRIGGER_CATALOG", FN_REFLEN, MYSQL_TYPE_STRING, 0, 1, 0},
{"TRIGGER_SCHEMA",NAME_LEN, MYSQL_TYPE_STRING, 0, 0, 0},
{"TRIGGER_NAME", NAME_LEN, MYSQL_TYPE_STRING, 0, 0, "Trigger"},
{"EVENT_MANIPULATION", 6, MYSQL_TYPE_STRING, 0, 0, "Event"},
{"EVENT_OBJECT_CATALOG", FN_REFLEN, MYSQL_TYPE_STRING, 0, 1, 0},
{"EVENT_OBJECT_SCHEMA",NAME_LEN, MYSQL_TYPE_STRING, 0, 0, 0},
{"EVENT_OBJECT_TABLE", NAME_LEN, MYSQL_TYPE_STRING, 0, 0, "Table"},
{"ACTION_ORDER", 4, MYSQL_TYPE_LONG, 0, 0, 0},
{"ACTION_CONDITION", 65535, MYSQL_TYPE_STRING, 0, 1, 0},
{"ACTION_STATEMENT", 65535, MYSQL_TYPE_STRING, 0, 0, "Statement"},
{"ACTION_ORIENTATION", 9, MYSQL_TYPE_STRING, 0, 0, 0},
{"ACTION_TIMING", 6, MYSQL_TYPE_STRING, 0, 0, "Timing"},
{"ACTION_REFERENCE_OLD_TABLE", NAME_LEN, MYSQL_TYPE_STRING, 0, 1, 0},
{"ACTION_REFERENCE_NEW_TABLE", NAME_LEN, MYSQL_TYPE_STRING, 0, 1, 0},
{"ACTION_REFERENCE_OLD_ROW", 3, MYSQL_TYPE_STRING, 0, 0, 0},
{"ACTION_REFERENCE_NEW_ROW", 3, MYSQL_TYPE_STRING, 0, 0, 0},
{"CREATED", 0, MYSQL_TYPE_TIMESTAMP, 0, 1, "Created"},
{0, 0, MYSQL_TYPE_STRING, 0, 0, 0}
};
ST_FIELD_INFO variables_fields_info[]=
{
{"Variable_name", 80, MYSQL_TYPE_STRING, 0, 0, "Variable_name"},
@ -3919,6 +4025,8 @@ ST_SCHEMA_TABLE schema_tables[]=
fill_open_tables, make_old_format, 0, -1, -1, 1},
{"STATUS", variables_fields_info, create_schema_table, fill_status,
make_old_format, 0, -1, -1, 1},
{"TRIGGERS", triggers_fields_info, create_schema_table,
get_all_tables, make_old_format, get_schema_triggers_record, 5, 6, 0},
{"VARIABLES", variables_fields_info, create_schema_table, fill_variables,
make_old_format, 0, -1, -1, 1},
{0, 0, 0, 0, 0, 0, 0, 0, 0}