通过以上配置,SQL*PLUS连接后,明显输出格式更加好看,显示更加人性化。具体配置可根据个人常用进行配置,比如可以将查询表空间使用率配置进去,每次打开都可以看到表空间使用率,防止数据文件撑爆。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 --查询表空间使用率 col TABLESPACE_NAME for a20 select tbs_used_...
问题可能出在字段类型上 SQL错误value is larger thanallowed 而在Oracle 中相同语句执行无误。为什么? 【根本原因】 这其实是字段类型默认映射差异所致。 1. INT 类型的最大值有限 YashanDB 遵循标准 SQL 类型规范: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 INT类型的取值范围为:-2,147,483,648~2...
ORACLE 的 PL/SQL 组件在对 PL/SQL 程序进行解释时,同时对在其所使用的表名、列名及数据类型进行检查。PL/SQL 可以在SQL*PLUS 中使用。PL/SQL 可以在高级语言中使用。PL/SQL可以在ORACLE的开发工具中使用(如:SQL Developer或Procedure Builder等)。其它开发工具也可以调用PL/SQL编写的过程和函数,如Power Builder...
If SQL Developer cannot find Java on your machine, it will prompt you for the path for a JDK home. This only occurs the first time you launch SQL Developer. A valid Java Home on Windows will be similar to C:\Program Files\Java\jdk-17 Mac OS X and ARM64 Installation Notes This dow...
然后hr用户用sql developer去连接,几个参数为 hr:qwe123:ip:port:sid(orcl)就成功了 alter user hr account lock 锁定账户 alter user hr password expire 密码过期 alter user hr identified by zxcasd 修改密码 select distinct user_password from user_info; 过滤出user_password这一列,并去除重复行(加distin...
SQL*Plus是Oracle提供的访问数据库服务器的客户端软件,是Oracle的核心组件,也是Oracle DBA最常用的工具。 1.1 sqlplus命令 sqlplus连接数据库的时候如果不写"@字符串"的话走的是ORACLE_SID路径,如果加上的话走的是TNSNAMES.ORA文件 C:\Users\Administrator>sqlplus /?
CONNECT does not reprompt for username or password if the initial connection does not succeed. DISC[ONNECT] Commits pending changes to the database and logs the current user out of Oracle, but does not exit SQLcl. In SQLcl command line, use EXIT or QUIT to log out of Oracle and return...
ACC[EPT] variable [NUM[BER] | CHAR | DATE | BINARY_FLOAT | BINARY_DOUBLE] [FOR[MAT] format] [DEF[AULT] default] [PROMPT text | NOPR[OMPT]] [HIDE] ALIAS [<name>=<SQL statement>;| LOAD [<filename>]|SAVE [<filename>] | LIST [<NAME>] | DROP <name> | DESC <name> <Descri...
connect system fails If I select Run SQL command line I get taken to a SQL prompt. I enter connect system and get prompted for a password. I enter the password. I immediately get the following error: ERROR: ORA-01033: ORACLE initialization or shutdown in progress Process ID: 0 Session ...
Converts the case of SQL commands and PL/SQL blocks just prior to execution. SET SQLN[UMBER] {ON | OFF} Sets the prompt for the second and subsequent lines of a SQL command or PL/SQL block. SET SUF[FIX] {SQL | text} Sets the default file that SQL*Plus uses in commands that ref...