Class: Mysql::Stmt

Inherits:
Object
  • Object
show all
Defined in:
ext/mysql_api/mysql.c

Constant Summary collapse

ATTR_UPDATE_MAX_LENGTH = 
INT2NUM(STMT_ATTR_UPDATE_MAX_LENGTH)

Instance Method Summary collapse

Instance Method Details

#affected_rows ⇒ Object

affected_rows()



1265
1266
1267
1268
1269
1270
1271
1272
 
# File 'ext/mysql_api/mysql.c', line 1265

static VALUE stmt_affected_rows(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    my_ulonglong n;
    check_stmt_closed(obj);
    n = mysql_stmt_affected_rows(s->stmt);
    return INT2NUM(n);
}

#attr_get(opt) ⇒ Object

attr_get(option)



1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
 
# File 'ext/mysql_api/mysql.c', line 1276

static VALUE stmt_attr_get(VALUE obj, VALUE opt)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    check_stmt_closed(obj);
    if (NUM2INT(opt) == STMT_ATTR_UPDATE_MAX_LENGTH) {
	my_bool arg;
	mysql_stmt_attr_get(s->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &arg);
	return arg == 1 ? Qtrue : Qfalse;
    }
    rb_raise(eMysql, "unknown option: %d", NUM2INT(opt));
}

#attr_set(opt, val) ⇒ Object

attr_set(option, arg)



1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
 
# File 'ext/mysql_api/mysql.c', line 1289

static VALUE stmt_attr_set(VALUE obj, VALUE opt, VALUE val)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    check_stmt_closed(obj);
    if (NUM2INT(opt) == STMT_ATTR_UPDATE_MAX_LENGTH) {
	my_bool arg;
	arg = (val == Qnil || val == Qfalse) ? 0 : 1;
	mysql_stmt_attr_set(s->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &arg);
	return obj;
    }
    rb_raise(eMysql, "unknown option: %d", NUM2INT(opt));
}

#bind_result(*args) ⇒ Object

bind_result(bind,…)



1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
 
# File 'ext/mysql_api/mysql.c', line 1304

static VALUE stmt_bind_result(int argc, VALUE *argv, VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    int i;
    MYSQL_FIELD *field;

    check_stmt_closed(obj);
    if (argc != s->result.n)
	rb_raise(eMysql, "bind_result: result value count(%d) != number of argument(%d)", s->result.n, argc);
    for (i = 0; i < argc; i++) {
	if (argv[i] == Qnil || argv[i] == rb_cNilClass) {
	    field = mysql_fetch_fields(s->res);
            s->result.bind[i].buffer_type = field[i].type;
	}
	else if (argv[i] == rb_cString)
	    s->result.bind[i].buffer_type = MYSQL_TYPE_STRING;
	else if (argv[i] == rb_cNumeric || argv[i] == rb_cInteger || argv[i] == rb_cFixnum)
	    s->result.bind[i].buffer_type = MYSQL_TYPE_LONGLONG;
	else if (argv[i] == rb_cFloat)
	    s->result.bind[i].buffer_type = MYSQL_TYPE_DOUBLE;
	else if (argv[i] == cMysqlTime)
	    s->result.bind[i].buffer_type = MYSQL_TYPE_DATETIME;
	else
	    rb_raise(rb_eTypeError, "unrecognized class: %s", RSTRING_PTR(rb_inspect(argv[i])));
	if (mysql_stmt_bind_result(s->stmt, s->result.bind))
	    mysql_stmt_raise(s->stmt);
    }
    return obj;
}

#close ⇒ Object

close()



1335
1336
1337
1338
1339
1340
1341
1342
 
# File 'ext/mysql_api/mysql.c', line 1335

static VALUE stmt_close(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    check_stmt_closed(obj);
    mysql_stmt_close(s->stmt);
    s->closed = Qtrue;
    return Qnil;
}

#data_seek(offset) ⇒ Object

data_seek(offset)



1345
1346
1347
1348
1349
1350
1351
 
# File 'ext/mysql_api/mysql.c', line 1345

static VALUE stmt_data_seek(VALUE obj, VALUE offset)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    check_stmt_closed(obj);
    mysql_stmt_data_seek(s->stmt, NUM2INT(offset));
    return obj;
}

#each ⇒ Object

each …



1588
1589
1590
1591
1592
1593
1594
1595
 
# File 'ext/mysql_api/mysql.c', line 1588

static VALUE stmt_each(VALUE obj)
{
    VALUE row;
    check_stmt_closed(obj);
    while ((row = stmt_fetch(obj)) != Qnil)
	rb_yield(row);
    return obj;
}

#execute(*args) ⇒ Object

execute(arg,…)



1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
 
# File 'ext/mysql_api/mysql.c', line 1354

static VALUE stmt_execute(int argc, VALUE *argv, VALUE obj)
{
    struct mysql_stmt *s = DATA_PTR(obj);
    MYSQL_STMT *stmt = s->stmt;
    int i;

    check_stmt_closed(obj);
    free_execute_memory(s);
    if (s->param.n != argc)
	rb_raise(eMysql, "execute: param_count(%d) != number of argument(%d)", s->param.n, argc);
    if (argc > 0) {
        memset(s->param.bind, 0, sizeof(*(s->param.bind))*argc);
        for (i = 0; i < argc; i++) {
            switch (TYPE(argv[i])) {
            case T_NIL:
                s->param.bind[i].buffer_type = MYSQL_TYPE_NULL;
                break;
            case T_FIXNUM:
#if SIZEOF_INT < SIZEOF_LONG
                s->param.bind[i].buffer_type = MYSQL_TYPE_LONGLONG;
                s->param.bind[i].buffer = &(s->param.buffer[i]);
                *(LONG_LONG*)(s->param.bind[i].buffer) = FIX2LONG(argv[i]);
#else
                s->param.bind[i].buffer_type = MYSQL_TYPE_LONG;
                s->param.bind[i].buffer = &(s->param.buffer[i]);
                *(int*)(s->param.bind[i].buffer) = FIX2INT(argv[i]);
#endif
                break;
            case T_BIGNUM:
                s->param.bind[i].buffer_type = MYSQL_TYPE_LONGLONG;
                s->param.bind[i].buffer = &(s->param.buffer[i]);
                *(LONG_LONG*)(s->param.bind[i].buffer) = rb_big2ll(argv[i]);
                break;
            case T_FLOAT:
                s->param.bind[i].buffer_type = MYSQL_TYPE_DOUBLE;
                s->param.bind[i].buffer = &(s->param.buffer[i]);
                *(double*)(s->param.bind[i].buffer) = NUM2DBL(argv[i]);
                break;
            case T_STRING:
                s->param.bind[i].buffer_type = MYSQL_TYPE_STRING;
                s->param.bind[i].buffer = RSTRING_PTR(argv[i]);
                s->param.bind[i].buffer_length = RSTRING_LEN(argv[i]);
                s->param.length[i] = RSTRING_LEN(argv[i]);
                s->param.bind[i].length = &(s->param.length[i]);
                break;
            default:
                if (CLASS_OF(argv[i]) == rb_cTime) {
                    MYSQL_TIME t;
                    VALUE a = rb_funcall(argv[i], rb_intern("to_a"), 0);
                    s->param.bind[i].buffer_type = MYSQL_TYPE_DATETIME;
                    s->param.bind[i].buffer = &(s->param.buffer[i]);
                    memset(&t, 0, sizeof(t));    /* avoid warning */
                    t.second_part = 0;
                    t.neg = 0;
                    t.second = FIX2INT(RARRAY_PTR(a)[0]);
                    t.minute = FIX2INT(RARRAY_PTR(a)[1]);
                    t.hour = FIX2INT(RARRAY_PTR(a)[2]);
                    t.day = FIX2INT(RARRAY_PTR(a)[3]);
                    t.month = FIX2INT(RARRAY_PTR(a)[4]);
                    t.year = FIX2INT(RARRAY_PTR(a)[5]);
                    *(MYSQL_TIME*)&(s->param.buffer[i]) = t;
                } else if (CLASS_OF(argv[i]) == cMysqlTime) {
                    MYSQL_TIME t;
                    s->param.bind[i].buffer_type = MYSQL_TYPE_DATETIME;
                    s->param.bind[i].buffer = &(s->param.buffer[i]);
                    memset(&t, 0, sizeof(t));    /* avoid warning */
                    t.second_part = 0;
                    t.neg = 0;
                    t.second = NUM2INT(rb_iv_get(argv[i], "second"));
                    t.minute = NUM2INT(rb_iv_get(argv[i], "minute"));
                    t.hour = NUM2INT(rb_iv_get(argv[i], "hour"));
                    t.day = NUM2INT(rb_iv_get(argv[i], "day"));
                    t.month = NUM2INT(rb_iv_get(argv[i], "month"));
                    t.year = NUM2INT(rb_iv_get(argv[i], "year"));
                    *(MYSQL_TIME*)&(s->param.buffer[i]) = t;
                } else
                    rb_raise(rb_eTypeError, "unsupported type: %d", TYPE(argv[i]));
            }
        }
        if (mysql_stmt_bind_param(stmt, s->param.bind))
            mysql_stmt_raise(stmt);
    }

    if (mysql_stmt_execute(stmt))
	mysql_stmt_raise(stmt);
    if (s->res) {
	MYSQL_FIELD *field;
	if (mysql_stmt_store_result(stmt))
	    mysql_stmt_raise(stmt);
	field = mysql_fetch_fields(s->res);
	for (i = 0; i < s->result.n; i++) {
            switch(s->result.bind[i].buffer_type) {
            case MYSQL_TYPE_NULL:
                break;
            case MYSQL_TYPE_TINY:
            case MYSQL_TYPE_SHORT:
            case MYSQL_TYPE_YEAR:
            case MYSQL_TYPE_INT24:
            case MYSQL_TYPE_LONG:
            case MYSQL_TYPE_LONGLONG:
            case MYSQL_TYPE_FLOAT:
            case MYSQL_TYPE_DOUBLE:
                s->result.bind[i].buffer = xmalloc(8);
                s->result.bind[i].buffer_length = 8;
                memset(s->result.bind[i].buffer, 0, 8);
                break;
            case MYSQL_TYPE_DECIMAL:
            case MYSQL_TYPE_STRING:
            case MYSQL_TYPE_VAR_STRING:
            case MYSQL_TYPE_TINY_BLOB:
            case MYSQL_TYPE_BLOB:
            case MYSQL_TYPE_MEDIUM_BLOB:
            case MYSQL_TYPE_LONG_BLOB:
#if MYSQL_VERSION_ID >= 50003
            case MYSQL_TYPE_NEWDECIMAL:
            case MYSQL_TYPE_BIT:
#endif
                s->result.bind[i].buffer = xmalloc(field[i].max_length);
                memset(s->result.bind[i].buffer, 0, field[i].max_length);
                s->result.bind[i].buffer_length = field[i].max_length;
                break;
            case MYSQL_TYPE_TIME:
            case MYSQL_TYPE_DATE:
            case MYSQL_TYPE_DATETIME:
            case MYSQL_TYPE_TIMESTAMP:
                s->result.bind[i].buffer = xmalloc(sizeof(MYSQL_TIME));
                s->result.bind[i].buffer_length = sizeof(MYSQL_TIME);
                memset(s->result.bind[i].buffer, 0, sizeof(MYSQL_TIME));
                break;
            default:
                rb_raise(rb_eTypeError, "unknown buffer_type: %d", s->result.bind[i].buffer_type);
            }
	}
	if (mysql_stmt_bind_result(s->stmt, s->result.bind))
	    mysql_stmt_raise(s->stmt);
    }
    return obj;
}

#fetch ⇒ Object

fetch()



1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
 
# File 'ext/mysql_api/mysql.c', line 1494

static VALUE stmt_fetch(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    VALUE ret;
    int i;
    int r;

    check_stmt_closed(obj);
    r = mysql_stmt_fetch(s->stmt);
    if (r == MYSQL_NO_DATA)
	return Qnil;
#ifdef MYSQL_DATA_TRUNCATED
    if (r == MYSQL_DATA_TRUNCATED)
        rb_raise(rb_eRuntimeError, "unexpectedly data truncated");
#endif
    if (r == 1)
	mysql_stmt_raise(s->stmt);

    ret = rb_ary_new2(s->result.n);
    for (i = 0; i < s->result.n; i++) {
	if (s->result.is_null[i])
	    rb_ary_push(ret, Qnil);
	else {
	    VALUE v;
	    MYSQL_TIME *t;
	    switch (s->result.bind[i].buffer_type) {
            case MYSQL_TYPE_TINY:
                if (s->result.bind[i].is_unsigned)
                    v = UINT2NUM(*(unsigned char *)s->result.bind[i].buffer);
                else
                    v = INT2NUM(*(signed char *)s->result.bind[i].buffer);
                break;
            case MYSQL_TYPE_SHORT:
            case MYSQL_TYPE_YEAR:
                if (s->result.bind[i].is_unsigned)
                    v = UINT2NUM(*(unsigned short *)s->result.bind[i].buffer);
                else
                    v = INT2NUM(*(short *)s->result.bind[i].buffer);
                break;
            case MYSQL_TYPE_INT24:
            case MYSQL_TYPE_LONG:
                if (s->result.bind[i].is_unsigned)
                    v = UINT2NUM(*(unsigned int *)s->result.bind[i].buffer);
                else
                    v = INT2NUM(*(int *)s->result.bind[i].buffer);
                break;
            case MYSQL_TYPE_LONGLONG:
                if (s->result.bind[i].is_unsigned)
                    v = ULL2NUM(*(unsigned long long *)s->result.bind[i].buffer);
                else
                    v = LL2NUM(*(long long *)s->result.bind[i].buffer);
                break;
            case MYSQL_TYPE_FLOAT:
                v = rb_float_new((double)(*(float *)s->result.bind[i].buffer));
                break;
            case MYSQL_TYPE_DOUBLE:
                v = rb_float_new(*(double *)s->result.bind[i].buffer);
                break;
            case MYSQL_TYPE_TIME:
            case MYSQL_TYPE_DATE:
            case MYSQL_TYPE_DATETIME:
            case MYSQL_TYPE_TIMESTAMP:
                t = (MYSQL_TIME *)s->result.bind[i].buffer;
                v = rb_obj_alloc(cMysqlTime);
                rb_funcall(v, rb_intern("initialize"), 8,
                           INT2FIX(t->year), INT2FIX(t->month),
                           INT2FIX(t->day), INT2FIX(t->hour),
                           INT2FIX(t->minute), INT2FIX(t->second),
                           (t->neg ? Qtrue : Qfalse),
                           INT2FIX(t->second_part));
                break;
            case MYSQL_TYPE_DECIMAL:
            case MYSQL_TYPE_STRING:
            case MYSQL_TYPE_VAR_STRING:
            case MYSQL_TYPE_TINY_BLOB:
            case MYSQL_TYPE_BLOB:
            case MYSQL_TYPE_MEDIUM_BLOB:
            case MYSQL_TYPE_LONG_BLOB:
#if MYSQL_VERSION_ID >= 50003
            case MYSQL_TYPE_NEWDECIMAL:
            case MYSQL_TYPE_BIT:
#endif
                v = rb_tainted_str_new(s->result.bind[i].buffer, s->result.length[i]);
                break;
            default:
                rb_raise(rb_eTypeError, "unknown buffer_type: %d", s->result.bind[i].buffer_type);
	    }
	    rb_ary_push(ret, v);
	}
    }
    return ret;
}

#field_count ⇒ Object

field_count()



1598
1599
1600
1601
1602
1603
1604
1605
 
# File 'ext/mysql_api/mysql.c', line 1598

static VALUE stmt_field_count(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    unsigned int n;
    check_stmt_closed(obj);
    n = mysql_stmt_field_count(s->stmt);
    return INT2NUM(n);
}

#free_result ⇒ Object

free_result()



1608
1609
1610
1611
1612
1613
1614
1615
 
# File 'ext/mysql_api/mysql.c', line 1608

static VALUE stmt_free_result(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    check_stmt_closed(obj);
    if (mysql_stmt_free_result(s->stmt))
	mysql_stmt_raise(s->stmt);
    return obj;
}

#insert_id ⇒ Object

insert_id()



1618
1619
1620
1621
1622
1623
1624
1625
 
# File 'ext/mysql_api/mysql.c', line 1618

static VALUE stmt_insert_id(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    my_ulonglong n;
    check_stmt_closed(obj);
    n = mysql_stmt_insert_id(s->stmt);
    return INT2NUM(n);
}

#num_rows ⇒ Object

num_rows()



1628
1629
1630
1631
1632
1633
1634
1635
 
# File 'ext/mysql_api/mysql.c', line 1628

static VALUE stmt_num_rows(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    my_ulonglong n;
    check_stmt_closed(obj);
    n = mysql_stmt_num_rows(s->stmt);
    return INT2NUM(n);
}

#param_count ⇒ Object

param_count()



1638
1639
1640
1641
1642
1643
1644
1645
 
# File 'ext/mysql_api/mysql.c', line 1638

static VALUE stmt_param_count(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    unsigned long n;
    check_stmt_closed(obj);
    n = mysql_stmt_param_count(s->stmt);
    return INT2NUM(n);
}

#prepare(query) ⇒ Object

prepare(query)



1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
 
# File 'ext/mysql_api/mysql.c', line 1648

static VALUE stmt_prepare(VALUE obj, VALUE query)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    int n;
    int i;
    MYSQL_FIELD *field;

    free_mysqlstmt_memory(s);
    check_stmt_closed(obj);
    Check_Type(query, T_STRING);
    if (mysql_stmt_prepare(s->stmt, RSTRING_PTR(query), RSTRING_LEN(query)))
	mysql_stmt_raise(s->stmt);

    n = mysql_stmt_param_count(s->stmt);
    s->param.n = n;
    s->param.bind = xmalloc(sizeof(s->param.bind[0]) * n);
    s->param.length = xmalloc(sizeof(s->param.length[0]) * n);
    s->param.buffer = xmalloc(sizeof(s->param.buffer[0]) * n);

    s->res = mysql_stmt_result_metadata(s->stmt);
    if (s->res) {
	n = s->result.n = mysql_num_fields(s->res);
	s->result.bind = xmalloc(sizeof(s->result.bind[0]) * n);
	s->result.is_null = xmalloc(sizeof(s->result.is_null[0]) * n);
	s->result.length = xmalloc(sizeof(s->result.length[0]) * n);
	field = mysql_fetch_fields(s->res);
	memset(s->result.bind, 0, sizeof(s->result.bind[0]) * n);
	for (i = 0; i < n; i++) {
            s->result.bind[i].buffer_type = field[i].type;
#if MYSQL_VERSION_ID < 50003
            if (field[i].type == MYSQL_TYPE_DECIMAL)
                s->result.bind[i].buffer_type = MYSQL_TYPE_STRING;
#endif
	    s->result.bind[i].is_null = &(s->result.is_null[i]);
	    s->result.bind[i].length = &(s->result.length[i]);
            s->result.bind[i].is_unsigned = ((field[i].flags & UNSIGNED_FLAG) != 0);
	}
    } else {
	if (mysql_stmt_errno(s->stmt))
	    mysql_stmt_raise(s->stmt);
    }

    return obj;
}

#reset ⇒ Object

reset()



1695
1696
1697
1698
1699
1700
1701
1702
 
# File 'ext/mysql_api/mysql.c', line 1695

static VALUE stmt_reset(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    check_stmt_closed(obj);
    if (mysql_stmt_reset(s->stmt))
	mysql_stmt_raise(s->stmt);
    return obj;
}

#result_metadata ⇒ Object

result_metadata()



1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
 
# File 'ext/mysql_api/mysql.c', line 1706

static VALUE stmt_result_metadata(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    MYSQL_RES *res;
    check_stmt_closed(obj);
    res = mysql_stmt_result_metadata(s->stmt);
    if (res == NULL) {
      if (mysql_stmt_errno(s->stmt) != 0)
	mysql_stmt_raise(s->stmt);
      return Qnil;
    }
    return mysqlres2obj(res);
}

#row_seek(offset) ⇒ Object

row_seek(offset)



1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
 
# File 'ext/mysql_api/mysql.c', line 1721

static VALUE stmt_row_seek(VALUE obj, VALUE offset)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    MYSQL_ROW_OFFSET prev_offset;
    if (CLASS_OF(offset) != cMysqlRowOffset)
	rb_raise(rb_eTypeError, "wrong argument type %s (expected Mysql::RowOffset)", rb_obj_classname(offset));
    check_stmt_closed(obj);
    prev_offset = mysql_stmt_row_seek(s->stmt, DATA_PTR(offset));
    return Data_Wrap_Struct(cMysqlRowOffset, 0, NULL, prev_offset);
}

#row_tell ⇒ Object

row_tell()



1733
1734
1735
1736
1737
1738
1739
1740
 
# File 'ext/mysql_api/mysql.c', line 1733

static VALUE stmt_row_tell(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    MYSQL_ROW_OFFSET offset;
    check_stmt_closed(obj);
    offset = mysql_stmt_row_tell(s->stmt);
    return Data_Wrap_Struct(cMysqlRowOffset, 0, NULL, offset);
}

#send_long_data(col, data) ⇒ Object

send_long_data(col, data)



1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
 
# File 'ext/mysql_api/mysql.c', line 1744

static VALUE stmt_send_long_data(VALUE obj, VALUE col, VALUE data)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    int c;
    check_stmt_closed(obj);
    c = NUM2INT(col);
    if (0 <= c && c < s->param.n) {
	s->param.bind[c].buffer_type = MYSQL_TYPE_STRING;
	if (mysql_stmt_bind_param(s->stmt, s->param.bind))
	    mysql_stmt_raise(s->stmt);
    }
    if (mysql_stmt_send_long_data(s->stmt, c, RSTRING_PTR(data), RSTRING_LEN(data)))
	mysql_stmt_raise(s->stmt);
    return obj;
}

#sqlstate ⇒ Object

sqlstate()



1762
1763
1764
1765
1766
 
# File 'ext/mysql_api/mysql.c', line 1762

static VALUE stmt_sqlstate(VALUE obj)
{
    struct mysql_stmt* s = DATA_PTR(obj);
    return rb_tainted_str_new2(mysql_stmt_sqlstate(s->stmt));
}