MySQL 3.23.40 又发布了
mysql
MySQL 3.23.40 又发布了。
修正了--low-priority-updates 和 INSERT 的问题。
修正了从进程在一些特别的情况下超前主进程 22 字节的问题。
为复制增加了 slave_wait_timeout
修正了 UPDATE 和 BDB 表的问题。
修正了BDB 表使用 key parts 的问题。
修正了使用 GRANT FILE ON database.* ...的问题。
修正了 DELETE FROM table_name ... LIMIT 0 和 UPDATE FROM table_name ... LIMIT 0 不能删除或者更新任何记录的问题。
CHECK TABLE 现在检查 auto_increment column 是否包含 0。
对 mysqld 发送 SIGHUP 信号只会刷新日志,不会重启复制。
修正了解析器允许类似 1.0e1 (e 后面没有符号)浮点数的问题。
myisamchk 的 --force 参数现在更新状态。
为 mysqld 增加 --warnings 参数,如果使用这个参数 mysqld 只是输出退出连接的错误信息。
修正了没有 PRIMARY KEY 的情况下,SHOW CREATE TABLE 的问题。
修正了更改名字 innodb_unix_file_flush_method 为 innodb_flush_method 的问题。
修正了转换 UNSIGNED BIGINT 到 DOUBLE 的问题。
修正了查询 BDB 空表时的问题。
修正了使用 COUNT(DISTINCT) 和 LEFT JOIN 时,没有匹配行的问题。
删除了文档中所有有关 GEMINI 表的部分,GEMINI 不再开放源码了。

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APP software that can purchase mainstream coins includes: 1. Binance, the world's leading, large transaction volume and fast speed; 2. OKX, innovative products, low fees, high security; 3. Gate.io, a variety of assets and trading options, focusing on security; 4. Huobi (HTX), low fees, good user experience; 5. Coinbase, suitable for novices, high security; 6. Kraken, safe and compliant, providing a variety of services; 7. KuCoin, low fees, suitable for professional traders; 8. Gemini, emphasizes compliance, and provides custodial services; 9. Crypto.com, providing a variety of offers and services; 10. Bitstamp, an old exchange, strong liquidity,

When choosing a digital currency trading platform suitable for beginners, you need to consider security, ease of use, educational resources and cost transparency: 1. Priority is given to platforms that provide cold storage, two-factor verification and asset insurance; 2. Apps with a simple interface and clear operation are more suitable for beginners; 3. The platform should provide learning tools such as tutorials and market analysis; 4. Pay attention to hidden costs such as transaction fees and cash withdrawal fees.

Suggestions for choosing a cryptocurrency exchange: 1. For liquidity requirements, priority is Binance, Gate.io or OKX, because of its order depth and strong volatility resistance. 2. Compliance and security, Coinbase, Kraken and Gemini have strict regulatory endorsement. 3. Innovative functions, KuCoin's soft staking and Bybit's derivative design are suitable for advanced users.

The forecasts for the top 10 formal cryptocurrency trading platforms in the 2025 cryptocurrency trading platforms are: 1. Coinbase, 2. Kraken, 3. Gemini, 4. Binance, 5. Ouyi, 6. Bitstamp, 7. LMAX Digital, 8. Itbit, 9. Coincheck, 10. Sesame Open Door, these platforms perform excellently in compliance, security, user experience, etc.

The top ten digital currency exchanges are: 1. Binance, 2. OKX, 3. gate.io, 4. Coinbase, 5. Kraken, 6. Bitfinex, 7. Huobi, 8. KuCoin, 9. Bitstamp, 10. Gemini, these platforms are highly regarded for their high liquidity, extensive trading pairs, relatively low transaction fees, multi-level security measures, and a friendly user interface.

Exchanges play a vital role in today's cryptocurrency market. They are not only platforms for investors to trade, but also important sources of market liquidity and price discovery. The world's largest virtual currency exchanges rank among the top ten, and these exchanges are not only far ahead in trading volume, but also have their own advantages in user experience, security and innovative services. Exchanges that top the list usually have a large user base and extensive market influence, and their trading volume and asset types are often difficult to reach by other exchanges.

Common stablecoins are: 1. Tether, issued by Tether, pegged to the US dollar, widely used but transparency has been questioned; 2. US dollar, issued by Circle and Coinbase, with high transparency and favored by institutions; 3. DAI, issued by MakerDAO, decentralized, and popular in the DeFi field; 4. Binance Dollar (BUSD), cooperated by Binance and Paxos, and performed excellent in transactions and payments; 5. TrustTo

Binance: The world's leading blockchain digital asset trading platform, with assets of US$16.59 billion, 1,463 trading pairs, and a 24-hour turnover of US$103.455 billion. Gate.io: Provides a variety of asset and trading options, including spot, futures and leveraged trading, to meet the needs of different investors. OKX: Founded in 2017, headquartered in Malta with assets of US$9.835 billion, it offers a wide range of trading products including spot, futures, options and perpetual contracts. Huobi: Huobi Group's innovative digital asset international station serving global professional trading users, headquartered in Singapore with assets of US$8.305 billion. Coinbase: Founded in 2012
