前置条件 已创建 ECS 实例,或者使用本地具备 Linux 环境的主机,作为访问数据库的客户端机器。 请确保您具备 OpenAI Secret API Key,并且您的网络环境可以使用 OpenAI。 训练步骤 本文将以构建企业专属“数据库顾问”问答系统为例,演示整个构建过程。使用的知识库样例为https://www.postgresql.org/docs/15/index.htm...
You may install a binary package by installing 'psycopg2-binary' from PyPI. If you want to install psycopg2 from source, please install the packages required for the build and try again. 大致意思就是说使用pip这种方式安装psycopg2缺少某些必要的包(比如Pythoh.h),并建议安装二进制包。先抛开它的这些...
Pgsql has many types of packages. For different Linux distributions, there are corresponding compiled packages. The installation is very convenient. In addition, if you can compile the source code for the common Linux platform or install the officially compiled binary package, the installation of th...
它起源于Erez Zadok's Cryptfs,通过FiST框架实现层叠式文件系统的产生。其应用环境为ubuntu系统或类似依赖DEB的linux系统。eCryptfs文件加密配置过程可简单参考如下: 首先是安装该系统组件 amare@amare-ubuntu:~$ sudo apt-get install ecryptfs-utils [sudo] password for amare: Reading package lists... Done 此处...
In this chapter, we have taken a look at some of the options for installing PostgreSQL on Linux, UNIX-compatible systems, and Windows. The simplest way is probably to use some form of precompiled binary package. We provided step-by-step instructions for compiling, installing, and confirming a...
BINARY_INTEGER: 二进制格式(±2^32-1) DATE: 日期 TIMESTAMP: 精确到秒的小数位(最高9位小数) BOOLEAN :数据库没有BOOLEAN类型,一般用number(1)或char(1)替换。存储过程有BOOLEAN类型(TRUE、FALSE、NULL) RAW,类似于CHAR,声明方式RAW(L),L为长度,以字节为单位,作为数据库列最大2000,作为变量最大32767字节...
当使用psycopg2库连接到PostgreSQL时,可能会遇到无法进行身份验证的问题。这可能是由于以下几个原因导致的: 身份验证错误:请确保提供的用户名和密码是正确的,并且具有足够的权限访问PostgreSQL数据库。 主机和端口问题:检查连接字符串中指定的主机名和端口号是否正确。确保PostgreSQL服务器正在运行并且接受来自该主机和端口的...
--version show version of this package --debug show basic debugging information Environment: PGSETUP_INITDB_OPTIONS Options carried by this variable are passed to subsequent call of \`initdb\` binary (see man initdb(1)). This variable is used also during 'upgrade' mode because the new...
binary(1) boot(1) build(1) builder(1) centos7(1) chrome(1) command(1) compare(1) copy(1) core(1) count(1) date(1) debug(1) default(1) dump(1) el(1) eval(1) exception(1) expand(1) fibonacci(1) field(1) file(1) free(1) func(1) gdb(1) glibc(1) gnome(1) goto(1...
Notes on RedHat Linux, Fedora, and CentOS Builds The RPM packages of PostgreSQL putpg_configinto thepostgresql-develpackage, not the main server one. And if you have a RPM install of PostgreSQL 9.0, the entire PostgreSQL binary directory will not be in your PATH by default either. Individual...