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mysqldump.c Dumping via SHOW CREATE added.
Autofallback to the old behaviour for pre-3.23.26 servers. client/mysqldump.c: Dumping via SHOW CREATE added. Autofallback to the old behaviour for pre-3.23.26 servers.
This commit is contained in:
unknown
@ -594,176 +594,258 @@ static uint getTableStructure(char *table, char* db)
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if (verbose)
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fprintf(stderr, "# Retrieving table structure for table %s...\n", table);
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sprintf(insert_pat,"SET OPTION SQL_QUOTE_SHOW_CREATE=%d", opt_quoted);
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table_name=quote_name(table,table_buff);
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sprintf(insert_pat,"show fields from %s",table_name);
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if (mysql_query(sock,insert_pat) || !(tableRes=mysql_store_result(sock)))
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{
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fprintf(stderr, "%s: Can't get info about table: '%s'\nerror: %s\n",
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my_progname, table, mysql_error(sock));
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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/* Make an sql-file, if path was given iow. option -T was given */
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if (!tFlag)
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if (mysql_query(sock,insert_pat))
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{
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if (path)
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{
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char filename[FN_REFLEN], tmp_path[FN_REFLEN];
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strmov(tmp_path,path);
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convert_dirname(tmp_path);
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sql_file= my_fopen(fn_format(filename, table, tmp_path, ".sql", 4),
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O_WRONLY, MYF(MY_WME));
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if (!sql_file) /* If file couldn't be opened */
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{
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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write_heder(sql_file, db);
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}
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fprintf(sql_file, "\n#\n# Table structure for table '%s'\n#\n\n", table);
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if (opt_drop)
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fprintf(sql_file, "DROP TABLE IF EXISTS %s;\n",table_name);
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fprintf(sql_file, "CREATE TABLE %s (\n", table_name);
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}
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if (cFlag)
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sprintf(insert_pat, "INSERT %sINTO %s (", delayed, table_name);
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else
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{
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sprintf(insert_pat, "INSERT %sINTO %s VALUES ", delayed, table_name);
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if (!extended_insert)
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strcat(insert_pat,"(");
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}
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strpos=strend(insert_pat);
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while ((row=mysql_fetch_row(tableRes)))
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{
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ulong *lengths=mysql_fetch_lengths(tableRes);
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if (init)
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{
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if (!tFlag)
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fputs(",\n",sql_file);
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if (cFlag)
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strpos=strmov(strpos,", ");
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}
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init=1;
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if (cFlag)
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strpos=strmov(strpos,quote_name(row[SHOW_FIELDNAME],name_buff));
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/* using SHOW CREATE statement */
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if (!tFlag)
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{
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if (opt_keywords)
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fprintf(sql_file, " %s.%s %s", table_name,
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quote_name(row[SHOW_FIELDNAME],name_buff), row[SHOW_TYPE]);
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else
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fprintf(sql_file, " %s %s", quote_name(row[SHOW_FIELDNAME],name_buff),
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row[SHOW_TYPE]);
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if (row[SHOW_DEFAULT])
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/* Make an sql-file, if path was given iow. option -T was given */
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char buff[20+FN_REFLEN];
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sprintf(buff,"show create table %s",table_name);
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if (mysql_query(sock, buff))
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{
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fputs(" DEFAULT ", sql_file);
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unescape(sql_file,row[SHOW_DEFAULT],lengths[SHOW_DEFAULT]);
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fprintf(stderr, "%s: Can't get CREATE TABLE for table '%s' (%s)\n",
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my_progname, table, mysql_error(sock));
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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if (!row[SHOW_NULL][0])
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fputs(" NOT NULL", sql_file);
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if (row[SHOW_EXTRA][0])
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fprintf(sql_file, " %s",row[SHOW_EXTRA]);
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if (path)
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{
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char filename[FN_REFLEN], tmp_path[FN_REFLEN];
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strmov(tmp_path,path);
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convert_dirname(tmp_path);
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sql_file= my_fopen(fn_format(filename, table, tmp_path, ".sql", 4),
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O_WRONLY, MYF(MY_WME));
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if (!sql_file) /* If file couldn't be opened */
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{
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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write_heder(sql_file, db);
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}
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fprintf(sql_file, "\n#\n# Table structure for table '%s'\n#\n\n", table);
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if (opt_drop)
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fprintf(sql_file, "DROP TABLE IF EXISTS %s;\n",table_name);
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tableRes=mysql_store_result(sock);
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row=mysql_fetch_row(tableRes);
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fprintf(sql_file, "%s;\n", row[1]);
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mysql_free_result(tableRes);
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}
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}
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numFields = (uint) mysql_num_rows(tableRes);
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mysql_free_result(tableRes);
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if (!tFlag)
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{
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/* Make an sql-file, if path was given iow. option -T was given */
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char buff[20+FN_REFLEN];
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uint keynr,primary_key;
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sprintf(buff,"show keys from %s",table_name);
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if (mysql_query(sock, buff))
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sprintf(insert_pat,"show fields from %s",table_name);
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if (mysql_query(sock,insert_pat) || !(tableRes=mysql_store_result(sock)))
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{
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fprintf(stderr, "%s: Can't get keys for table '%s' (%s)\n",
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my_progname, table, mysql_error(sock));
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if (sql_file != stdout)
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my_fclose(sql_file, MYF(MY_WME));
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fprintf(stderr, "%s: Can't get info about table: '%s'\nerror: %s\n",
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my_progname, table, mysql_error(sock));
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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tableRes=mysql_store_result(sock);
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/* Find first which key is primary key */
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keynr=0;
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primary_key=INT_MAX;
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while ((row=mysql_fetch_row(tableRes)))
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if (cFlag)
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sprintf(insert_pat, "INSERT %sINTO %s (", delayed, table_name);
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else
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{
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if (atoi(row[3]) == 1)
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{
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keynr++;
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#ifdef FORCE_PRIMARY_KEY
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if (atoi(row[1]) == 0 && primary_key == INT_MAX)
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primary_key=keynr;
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#endif
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if (!strcmp(row[2],"PRIMARY"))
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{
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primary_key=keynr;
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break;
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}
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}
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sprintf(insert_pat, "INSERT %sINTO %s VALUES ", delayed, table_name);
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if (!extended_insert)
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strcat(insert_pat,"(");
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}
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mysql_data_seek(tableRes,0);
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keynr=0;
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while ((row=mysql_fetch_row(tableRes)))
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{
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if (atoi(row[3]) == 1)
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{
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if (keynr++)
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putc(')', sql_file);
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if (atoi(row[1])) /* Test if duplicate key */
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/* Duplicate allowed */
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fprintf(sql_file, ",\n KEY %s (",quote_name(row[2],name_buff));
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else if (keynr == primary_key)
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fputs(",\n PRIMARY KEY (",sql_file); /* First UNIQUE is primary */
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else
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fprintf(sql_file, ",\n UNIQUE %s (",quote_name(row[2],name_buff));
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}
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else
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putc(',', sql_file);
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fputs(quote_name(row[4],name_buff), sql_file);
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if (row[7])
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fprintf(sql_file, "(%s)",row[7]); /* Sub key */
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}
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if (keynr)
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putc(')', sql_file);
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fputs("\n)",sql_file);
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/* Get MySQL specific create options */
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if (create_options)
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strpos=strend(insert_pat);
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while ((row=mysql_fetch_row(tableRes)))
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{
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sprintf(buff,"show table status like '%s'",table);
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ulong *lengths=mysql_fetch_lengths(tableRes);
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if (init)
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{
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if (cFlag)
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strpos=strmov(strpos,", ");
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}
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init=1;
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if (cFlag)
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strpos=strmov(strpos,quote_name(row[SHOW_FIELDNAME],name_buff));
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}
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numFields = (uint) mysql_num_rows(tableRes);
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mysql_free_result(tableRes);
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}
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else
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{
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/* fprintf(stderr, "%s: Can't set SQL_QUOTE_SHOW_CREATE option (%s)\n",
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my_progname, mysql_error(sock)); */
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sprintf(insert_pat,"show fields from %s",table_name);
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if (mysql_query(sock,insert_pat) || !(tableRes=mysql_store_result(sock)))
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{
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fprintf(stderr, "%s: Can't get info about table: '%s'\nerror: %s\n",
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my_progname, table, mysql_error(sock));
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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/* Make an sql-file, if path was given iow. option -T was given */
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if (!tFlag)
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{
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if (path)
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{
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char filename[FN_REFLEN], tmp_path[FN_REFLEN];
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strmov(tmp_path,path);
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convert_dirname(tmp_path);
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sql_file= my_fopen(fn_format(filename, table, tmp_path, ".sql", 4),
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O_WRONLY, MYF(MY_WME));
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if (!sql_file) /* If file couldn't be opened */
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{
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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write_heder(sql_file, db);
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}
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fprintf(sql_file, "\n#\n# Table structure for table '%s'\n#\n\n", table);
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if (opt_drop)
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fprintf(sql_file, "DROP TABLE IF EXISTS %s;\n",table_name);
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fprintf(sql_file, "CREATE TABLE %s (\n", table_name);
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}
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if (cFlag)
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sprintf(insert_pat, "INSERT %sINTO %s (", delayed, table_name);
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else
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{
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sprintf(insert_pat, "INSERT %sINTO %s VALUES ", delayed, table_name);
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if (!extended_insert)
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strcat(insert_pat,"(");
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}
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strpos=strend(insert_pat);
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while ((row=mysql_fetch_row(tableRes)))
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{
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ulong *lengths=mysql_fetch_lengths(tableRes);
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if (init)
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{
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if (!tFlag)
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fputs(",\n",sql_file);
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if (cFlag)
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strpos=strmov(strpos,", ");
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}
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init=1;
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if (cFlag)
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strpos=strmov(strpos,quote_name(row[SHOW_FIELDNAME],name_buff));
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if (!tFlag)
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{
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if (opt_keywords)
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fprintf(sql_file, " %s.%s %s", table_name,
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quote_name(row[SHOW_FIELDNAME],name_buff), row[SHOW_TYPE]);
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else
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fprintf(sql_file, " %s %s", quote_name(row[SHOW_FIELDNAME],name_buff),
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row[SHOW_TYPE]);
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if (row[SHOW_DEFAULT])
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{
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fputs(" DEFAULT ", sql_file);
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unescape(sql_file,row[SHOW_DEFAULT],lengths[SHOW_DEFAULT]);
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}
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if (!row[SHOW_NULL][0])
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fputs(" NOT NULL", sql_file);
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if (row[SHOW_EXTRA][0])
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fprintf(sql_file, " %s",row[SHOW_EXTRA]);
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}
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}
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numFields = (uint) mysql_num_rows(tableRes);
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mysql_free_result(tableRes);
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if (!tFlag)
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{
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/* Make an sql-file, if path was given iow. option -T was given */
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char buff[20+FN_REFLEN];
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uint keynr,primary_key;
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sprintf(buff,"show keys from %s",table_name);
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if (mysql_query(sock, buff))
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{
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if (mysql_errno(sock) != ER_PARSE_ERROR)
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{ /* If old MySQL version */
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if (verbose)
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fprintf(stderr,
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"# Warning: Couldn't get status information for table '%s' (%s)\n",
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table,mysql_error(sock));
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}
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fprintf(stderr, "%s: Can't get keys for table '%s' (%s)\n",
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my_progname, table, mysql_error(sock));
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if (sql_file != stdout)
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my_fclose(sql_file, MYF(MY_WME));
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safe_exit(EX_MYSQLERR);
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DBUG_RETURN(0);
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}
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else if (!(tableRes=mysql_store_result(sock)) ||
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!(row=mysql_fetch_row(tableRes)))
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tableRes=mysql_store_result(sock);
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/* Find first which key is primary key */
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keynr=0;
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primary_key=INT_MAX;
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while ((row=mysql_fetch_row(tableRes)))
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{
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fprintf(stderr,
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"Error: Couldn't read status information for table '%s' (%s)\n",
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table,mysql_error(sock));
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if (atoi(row[3]) == 1)
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{
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keynr++;
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#ifdef FORCE_PRIMARY_KEY
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if (atoi(row[1]) == 0 && primary_key == INT_MAX)
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primary_key=keynr;
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#endif
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if (!strcmp(row[2],"PRIMARY"))
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{
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primary_key=keynr;
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break;
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}
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}
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}
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else
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mysql_data_seek(tableRes,0);
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keynr=0;
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while ((row=mysql_fetch_row(tableRes)))
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{
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fputs("/*!",sql_file);
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print_value(sql_file,tableRes,row,"type=","Type",0);
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print_value(sql_file,tableRes,row,"","Create_options",0);
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print_value(sql_file,tableRes,row,"comment=","Comment",1);
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fputs(" */",sql_file);
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if (atoi(row[3]) == 1)
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{
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if (keynr++)
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putc(')', sql_file);
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if (atoi(row[1])) /* Test if duplicate key */
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/* Duplicate allowed */
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fprintf(sql_file, ",\n KEY %s (",quote_name(row[2],name_buff));
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else if (keynr == primary_key)
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fputs(",\n PRIMARY KEY (",sql_file); /* First UNIQUE is primary */
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else
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fprintf(sql_file, ",\n UNIQUE %s (",quote_name(row[2],name_buff));
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}
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else
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putc(',', sql_file);
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fputs(quote_name(row[4],name_buff), sql_file);
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if (row[7])
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fprintf(sql_file, "(%s)",row[7]); /* Sub key */
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}
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mysql_free_result(tableRes); /* Is always safe to free */
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if (keynr)
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putc(')', sql_file);
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fputs("\n)",sql_file);
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/* Get MySQL specific create options */
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if (create_options)
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{
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sprintf(buff,"show table status like '%s'",table);
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if (mysql_query(sock, buff))
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{
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if (mysql_errno(sock) != ER_PARSE_ERROR)
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{ /* If old MySQL version */
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if (verbose)
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fprintf(stderr,
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"# Warning: Couldn't get status information for table '%s' (%s)\n",
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table,mysql_error(sock));
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}
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}
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else if (!(tableRes=mysql_store_result(sock)) ||
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!(row=mysql_fetch_row(tableRes)))
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{
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fprintf(stderr,
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"Error: Couldn't read status information for table '%s' (%s)\n",
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table,mysql_error(sock));
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}
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else
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{
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fputs("/*!",sql_file);
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print_value(sql_file,tableRes,row,"type=","Type",0);
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print_value(sql_file,tableRes,row,"","Create_options",0);
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print_value(sql_file,tableRes,row,"comment=","Comment",1);
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fputs(" */",sql_file);
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}
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mysql_free_result(tableRes); /* Is always safe to free */
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}
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fputs(";\n", sql_file);
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}
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fputs(";\n", sql_file);
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}
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if (cFlag)
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{
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