SQL打开access问题
select * from OpenDataSource('Microsoft.Jet.OLEDB.4.0','Data Source="d:\EastRiver.mdb";User ID=Admin;Password=')...job select * from OpenRowSet('microsoft.jet.oledb.4.0',';database=d:\EastRiver.mdb','select * from job') 服务器: 消息 7399,
select * from OpenDataSource('Microsoft.Jet.OLEDB.4.0','Data Source="d:\EastRiver.mdb";User ID=Admin;Password=')...job
select * from OpenRowSet('microsoft.jet.oledb.4.0',';database=d:\EastRiver.mdb','select * from job')
服务器: 消息 7399,级别 16,状态 1,行 1
OLE DB 提供程序 'microsoft.jet.oledb.4.0' 报错。
[OLE/DB provider returned message: 找不到文件 'd:\EastRiver.mdb'。]
两个语句都提示这个错误是为什么!东西是放在D盘根目录下的,它却说找不到。
新人,园豆少,给不了很多。请高手多指点。

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











How to configure Zend in Apache? The steps to configure Zend Framework in an Apache Web Server are as follows: Install Zend Framework and extract it into the Web Server directory. Create a .htaccess file. Create the Zend application directory and add the index.php file. Configure the Zend application (application.ini). Restart the Apache Web server.

VprocesserazrabotkiveB-enclosed, Мнепришлостольностьсясзадачейтерациигооглапидляпапакробоглесхетсigootrive. LEAVALLYSUMBALLANCEFRIABLANCEFAUMDOPTOMATIFICATION, ČtookazaLovnetakProsto, Kakaožidal.Posenesko

Apache server is a powerful web server software that acts as a bridge between browsers and website servers. 1. It handles HTTP requests and returns web page content based on requests; 2. Modular design allows extended functions, such as support for SSL encryption and dynamic web pages; 3. Configuration files (such as virtual host configurations) need to be carefully set to avoid security vulnerabilities, and optimize performance parameters, such as thread count and timeout time, in order to build high-performance and secure web applications.

The Nginx current limit problem can be solved by: use ngx_http_limit_req_module to limit the number of requests; use ngx_http_limit_conn_module to limit the number of connections; use third-party modules (ngx_http_limit_connections_module, ngx_http_limit_rate_module, ngx_http_access_module) to implement more current limit policies; use cloud services (Cloudflare, Google Cloud Rate Limiting, AWS WAF) to DD

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.

Nginx performance monitoring and troubleshooting are mainly carried out through the following steps: 1. Use nginx-V to view version information, and enable the stub_status module to monitor the number of active connections, requests and cache hit rate; 2. Use top command to monitor system resource occupation, iostat and vmstat monitor disk I/O and memory usage respectively; 3. Use tcpdump to capture packets to analyze network traffic and troubleshoot network connection problems; 4. Properly configure the number of worker processes to avoid insufficient concurrent processing capabilities or excessive process context switching overhead; 5. Correctly configure Nginx cache to avoid improper cache size settings; 6. By analyzing Nginx logs, such as using awk and grep commands or ELK

I'm having a tough memory management problem while working on a Magento project. As the project involves a large amount of data processing, memory consumption increases rapidly, resulting in system performance degradation and even crashes. After some research, I discovered the zend-memory library, which effectively solved my memory management problem.

This article describes how to analyze Nginx logs to improve website performance and user experience. 1. Understand the Nginx log format, such as timestamps, IP addresses, status codes, etc.; 2. Use tools such as awk to parse logs and count indicators such as visits, error rates, etc.; 3. Write more complex scripts according to needs or use more advanced tools, such as goaccess, to analyze data from different dimensions; 4. For massive logs, consider using distributed frameworks such as Hadoop or Spark. By analyzing logs, you can identify website access patterns, improve content strategies, and ultimately optimize website performance and user experience.
