diff options
Diffstat (limited to 'sql/sql_table.cc')
| -rw-r--r-- | sql/sql_table.cc | 135 |
1 files changed, 81 insertions, 54 deletions
diff --git a/sql/sql_table.cc b/sql/sql_table.cc index 9d3d78f5b7e..6e938583965 100644 --- a/sql/sql_table.cc +++ b/sql/sql_table.cc @@ -70,15 +70,21 @@ static void wait_for_kill_signal(THD *thd) /** @brief Helper function for explain_filename + @param thd Thread handle + @param to_p Explained name in system_charset_info + @param end_p End of the to_p buffer + @param name Name to be converted + @param name_len Length of the name, in bytes */ -static char* add_identifier(char *to_p, const char * end_p, - const char* name, uint name_len, bool add_quotes) +static char* add_identifier(THD* thd, char *to_p, const char * end_p, + const char* name, uint name_len) { uint res; uint errors; const char *conv_name; char tmp_name[FN_REFLEN]; char conv_string[FN_REFLEN]; + int quote; DBUG_ENTER("add_identifier"); if (!name[name_len]) @@ -102,19 +108,21 @@ static char* add_identifier(char *to_p, const char * end_p, conv_name= conv_string; } - if (add_quotes && (end_p - to_p > 2)) + quote = thd ? get_quote_char_for_identifier(thd, conv_name, res - 1) : '"'; + + if (quote != EOF && (end_p - to_p > 2)) { - *(to_p++)= '`'; + *(to_p++)= (char) quote; while (*conv_name && (end_p - to_p - 1) > 0) { uint length= my_mbcharlen(system_charset_info, *conv_name); if (!length) length= 1; - if (length == 1 && *conv_name == '`') + if (length == 1 && *conv_name == (char) quote) { if ((end_p - to_p) < 3) break; - *(to_p++)= '`'; + *(to_p++)= (char) quote; *(to_p++)= *(conv_name++); } else if (((long) length) < (end_p - to_p)) @@ -125,7 +133,11 @@ static char* add_identifier(char *to_p, const char * end_p, else break; /* string already filled */ } - to_p= strnmov(to_p, "`", end_p - to_p); + if (end_p > to_p) { + *(to_p++)= (char) quote; + if (end_p > to_p) + *to_p= 0; /* terminate by NUL, but do not include it in the count */ + } } else to_p= strnmov(to_p, conv_name, end_p - to_p); @@ -145,6 +157,7 @@ static char* add_identifier(char *to_p, const char * end_p, diagnostic, error etc. when it would be useful to know what a particular file [and directory] means. Such as SHOW ENGINE STATUS, error messages etc. + @param thd Thread handle @param from Path name in my_charset_filename Null terminated in my_charset_filename, normalized to use '/' as directory separation character. @@ -161,13 +174,12 @@ static char* add_identifier(char *to_p, const char * end_p, [,[ Temporary| Renamed] Partition `p` [, Subpartition `sp`]] *| (| is really a /, and it is all in one line) - EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING -> - same as above but no quotes are added. @retval Length of returned string */ -uint explain_filename(const char *from, +uint explain_filename(THD* thd, + const char *from, char *to, uint to_length, enum_explain_filename_mode explain_mode) @@ -281,14 +293,12 @@ uint explain_filename(const char *from, { to_p= strnmov(to_p, ER(ER_DATABASE_NAME), end_p - to_p); *(to_p++)= ' '; - to_p= add_identifier(to_p, end_p, db_name, db_name_len, 1); + to_p= add_identifier(thd, to_p, end_p, db_name, db_name_len); to_p= strnmov(to_p, ", ", end_p - to_p); } else { - to_p= add_identifier(to_p, end_p, db_name, db_name_len, - (explain_mode != - EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING)); + to_p= add_identifier(thd, to_p, end_p, db_name, db_name_len); to_p= strnmov(to_p, ".", end_p - to_p); } } @@ -296,16 +306,13 @@ uint explain_filename(const char *from, { to_p= strnmov(to_p, ER(ER_TABLE_NAME), end_p - to_p); *(to_p++)= ' '; - to_p= add_identifier(to_p, end_p, table_name, table_name_len, 1); + to_p= add_identifier(thd, to_p, end_p, table_name, table_name_len); } else - to_p= add_identifier(to_p, end_p, table_name, table_name_len, - (explain_mode != - EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING)); + to_p= add_identifier(thd, to_p, end_p, table_name, table_name_len); if (part_name) { - if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT || - explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING) + if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT) to_p= strnmov(to_p, " /* ", end_p - to_p); else if (explain_mode == EXPLAIN_PARTITIONS_VERBOSE) to_p= strnmov(to_p, " ", end_p - to_p); @@ -321,20 +328,15 @@ uint explain_filename(const char *from, } to_p= strnmov(to_p, ER(ER_PARTITION_NAME), end_p - to_p); *(to_p++)= ' '; - to_p= add_identifier(to_p, end_p, part_name, part_name_len, - (explain_mode != - EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING)); + to_p= add_identifier(thd, to_p, end_p, part_name, part_name_len); if (subpart_name) { to_p= strnmov(to_p, ", ", end_p - to_p); to_p= strnmov(to_p, ER(ER_SUBPARTITION_NAME), end_p - to_p); *(to_p++)= ' '; - to_p= add_identifier(to_p, end_p, subpart_name, subpart_name_len, - (explain_mode != - EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING)); + to_p= add_identifier(thd, to_p, end_p, subpart_name, subpart_name_len); } - if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT || - explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING) + if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT) to_p= strnmov(to_p, " */", end_p - to_p); } DBUG_PRINT("exit", ("to '%s'", to)); @@ -1772,6 +1774,7 @@ bool mysql_rm_table(THD *thd,TABLE_LIST *tables, my_bool if_exists, my_bool drop_temporary) { bool error= FALSE, need_start_waiters= FALSE; + Drop_table_error_handler err_handler(thd->get_internal_handler()); DBUG_ENTER("mysql_rm_table"); /* mark for close and remove all cached entries */ @@ -1792,7 +1795,10 @@ bool mysql_rm_table(THD *thd,TABLE_LIST *tables, my_bool if_exists, LOCK_open during wait_if_global_read_lock(), other threads could not close their tables. This would make a pretty deadlock. */ + thd->push_internal_handler(&err_handler); error= mysql_rm_table_part2(thd, tables, if_exists, drop_temporary, 0, 0); + thd->pop_internal_handler(); + if (need_start_waiters) start_waiting_global_read_lock(thd); @@ -1894,9 +1900,6 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists, DBUG_RETURN(1); } - /* Don't give warnings for not found errors, as we already generate notes */ - thd->no_warnings_for_error= 1; - for (table= tables; table; table= table->next_local) { char *db=table->db; @@ -1948,7 +1951,7 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists, being built. The string always end in a comma and the comma will be chopped off before being written to the binary log. */ - if (thd->current_stmt_binlog_row_based && !dont_log_query) + if (!drop_temporary && thd->current_stmt_binlog_row_based && !dont_log_query) { non_temp_tables_count++; /* @@ -2086,7 +2089,7 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists, tables). In this case, we can write the original query into the binary log. */ - write_bin_log(thd, !error, thd->query, thd->query_length); + write_bin_log(thd, !error, thd->query(), thd->query_length()); } else if (thd->current_stmt_binlog_row_based && tmp_table_deleted) @@ -2145,7 +2148,6 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists, err_with_placeholders: unlock_table_names(thd, tables, (TABLE_LIST*) 0); pthread_mutex_unlock(&LOCK_open); - thd->no_warnings_for_error= 0; DBUG_RETURN(error); } @@ -2487,6 +2489,10 @@ int prepare_create_field(Create_field *sql_field, (sql_field->decimals << FIELDFLAG_DEC_SHIFT)); break; } + if (sql_field->flags & NOT_NULL_FLAG) + DBUG_PRINT("info", ("1")); + if (sql_field->vcol_info) + DBUG_PRINT("info", ("2")); if (!(sql_field->flags & NOT_NULL_FLAG) || (sql_field->vcol_info)) /* Make virtual columns allow NULL values */ sql_field->pack_flag|= FIELDFLAG_MAYBE_NULL; @@ -3584,7 +3590,7 @@ static inline void write_create_table_bin_log(THD *thd, (!thd->current_stmt_binlog_row_based || (thd->current_stmt_binlog_row_based && !(create_info->options & HA_LEX_CREATE_TMP_TABLE)))) - write_bin_log(thd, TRUE, thd->query, thd->query_length); + write_bin_log(thd, TRUE, thd->query(), thd->query_length()); } @@ -5258,6 +5264,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table, char tmp_path[FN_REFLEN]; #endif char ts_name[FN_LEN + 1]; + myf flags= MY_DONT_OVERWRITE_FILE; DBUG_ENTER("mysql_create_like_table"); @@ -5314,8 +5321,12 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table, DBUG_EXECUTE_IF("sleep_create_like_before_copy", my_sleep(6000000);); + if (opt_sync_frm && !(create_info->options & HA_LEX_CREATE_TMP_TABLE)) + flags|= MY_SYNC; + /* Create a new table by copying from source table + and sync the new table if the flag MY_SYNC is set Altough exclusive name-lock on target table protects us from concurrent DML and DDL operations on it we still want to wrap .FRM creation and call @@ -5336,7 +5347,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table, goto err; } } - else if (my_copy(src_path, dst_path, MYF(MY_DONT_OVERWRITE_FILE))) + else if (my_copy(src_path, dst_path, flags)) { if (my_errno == ENOENT) my_error(ER_BAD_DB_ERROR,MYF(0),db); @@ -5461,14 +5472,14 @@ binlog: write_bin_log(thd, TRUE, query.ptr(), query.length()); } else // Case 1 - write_bin_log(thd, TRUE, thd->query, thd->query_length); + write_bin_log(thd, TRUE, thd->query(), thd->query_length()); } /* Case 3 and 4 does nothing under RBR */ } else - write_bin_log(thd, TRUE, thd->query, thd->query_length); + write_bin_log(thd, TRUE, thd->query(), thd->query_length()); res= FALSE; @@ -5556,7 +5567,7 @@ mysql_discard_or_import_tablespace(THD *thd, error=1; if (error) goto err; - write_bin_log(thd, FALSE, thd->query, thd->query_length); + write_bin_log(thd, FALSE, thd->query(), thd->query_length()); err: ha_autocommit_or_rollback(thd, error); @@ -6605,7 +6616,7 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name, if (mysql_bin_log.is_open()) { thd->clear_error(); - Query_log_event qinfo(thd, thd->query, thd->query_length, + Query_log_event qinfo(thd, thd->query(), thd->query_length(), 0, FALSE, 0); mysql_bin_log.write(&qinfo); } @@ -6732,10 +6743,21 @@ view_err: goto err; } + /* + If this is an ALTER TABLE and no explicit row type specified reuse + the table's row type. + Note: this is the same as if the row type was specified explicitly and + we must thus set HA_CREATE_USED_ROW_FORMAT! + */ if (create_info->row_type == ROW_TYPE_NOT_USED) { + /* ALTER TABLE without explicit row type */ create_info->row_type= table->s->row_type; - create_info->used_fields |= HA_CREATE_USED_ROW_FORMAT; + /* + We have to mark the row type as used, as otherwise the engine may + change the row format in update_create_info(). + */ + create_info->used_fields|= HA_CREATE_USED_ROW_FORMAT; } DBUG_PRINT("info", ("old type: %s new type: %s", @@ -6849,7 +6871,7 @@ view_err: if (!error) { - write_bin_log(thd, TRUE, thd->query, thd->query_length); + write_bin_log(thd, TRUE, thd->query(), thd->query_length()); my_ok(thd); } else if (error > 0) @@ -7265,14 +7287,18 @@ view_err: /* Add the indexes. */ if ((error= table->file->add_index(table, key_info, index_add_count))) { - /* - Exchange the key_info for the error message. If we exchange - key number by key name in the message later, we need correct info. - */ - KEY *save_key_info= table->key_info; - table->key_info= key_info; - table->file->print_error(error, MYF(0)); - table->key_info= save_key_info; + /* Only report error if handler has not already reported an error */ + if (!thd->main_da.is_error()) + { + /* + Exchange the key_info for the error message. If we exchange + key number by key name in the message later, we need correct info. + */ + KEY *save_key_info= table->key_info; + table->key_info= key_info; + table->file->print_error(error, MYF(0)); + table->key_info= save_key_info; + } goto err1; } } @@ -7338,7 +7364,7 @@ view_err: goto err1; /* We don't replicate alter table statement on temporary tables */ if (!thd->current_stmt_binlog_row_based) - write_bin_log(thd, TRUE, thd->query, thd->query_length); + write_bin_log(thd, TRUE, thd->query(), thd->query_length()); goto end_temporary; } @@ -7495,13 +7521,13 @@ view_err: DBUG_EXECUTE_IF("sleep_alter_before_main_binlog", my_sleep(6000000);); ha_binlog_log_query(thd, create_info->db_type, LOGCOM_ALTER_TABLE, - thd->query, thd->query_length, + thd->query(), thd->query_length(), db, table_name); DBUG_ASSERT(!(mysql_bin_log.is_open() && thd->current_stmt_binlog_row_based && (create_info->options & HA_LEX_CREATE_TMP_TABLE))); - write_bin_log(thd, TRUE, thd->query, thd->query_length); + write_bin_log(thd, TRUE, thd->query(), thd->query_length()); if (ha_check_storage_engine_flag(old_db_type, HTON_FLUSH_AFTER_RENAME)) { @@ -7975,10 +8001,11 @@ bool mysql_checksum_table(THD *thd, TABLE_LIST *tables, for (uint i= 0; i < t->s->fields; i++ ) { Field *f= t->field[i]; + enum_field_types field_type= f->type(); + if (! thd->variables.old_mode && f->is_real_null(0)) continue; - enum_field_types field_type= f->type(); /* BLOB and VARCHAR have pointers in their field, we must convert to string; GEOMETRY is implemented on top of BLOB. |