spool {file_name[.ext] [create]|[replace]|[append]|off|out} 5.ACCEPT:从屏幕上读取用户的输入信息并将其保存在一个变量中。一般用来响应SQL*PLUS界面的提示,读取用户的输入信息。 PROMPT:此命令从SQL*PLUS中发送一条信息或空行到屏幕,通常用于引导用户输入信息或显示注释。 6.EXECUTE:启动程序包或过程。 7...
NoteCandidate indexes, created by including theUNIQUEoption (provided for ANSI compatibility) inCREATE TABLE – SQLorALTER TABLE – SQLcommands, are not the same as indexes created in theINDEXcommand with theUNIQUEoption. An index created in theINDEXcommand using theUNIQUEoption allows duplicate inde...
SQL*Plus commands. GET [FILE] file_name[.ext] [LIST | NOLIST] Not available in iSQL*Plus 例子:SQL> GET FILE F:/11.EXT LIST 1 1111111 2* 111111 其中1,2所列内容是我放在11.EXT中的内容 ---25 HOST HOST --- Executes an operating system command without leaving SQL*Plus. Enter HOST ...
or line number prompt in SQL * Plus command line, or use slash ( / ) in the iSQL * Plus Workspace. The buffer has no command history and does not record SQL * Plus commands. 例子:如下图所示: -- -5 ACCEPT SQL > HELP ACCEPT ACCEPT可以修改既有变量,也可定义一个新变量并等待用户输入...
To create an SQL table, you use the CREATE TABLE command. This statement requires you to specify the name of the table, its column names, and their data types. Here’s the basic SQL syntax for table creation: Create Table SQL Query Syntax ...
The commands shown in Table A-1 are SQL*Plus commands available in the command-line interface. Not all commands or command parameters are shown. See Also: SQL*Plus Quick Reference SQL*Plus User's Guide and Reference Table A-1 Basic SQL*Plus Commands Database OperationSQL*Plus Command ...
Case sensitivity is operating system specific. For the sake of clarity, all table names, column names, and commands in this guide appear in capital letters. You can enter three kinds of commands in either the command-line or theiSQL*Plus user interfaces: ...
在 CREATE TABLE 语句中,可以覆盖别名数据类型的 NULL 或 NOT NULL 赋值。 但是,长度规格不能更改;不能在 CREATE TABLE 语句中指定别名数据类型的长度。 CLR 用户定义类型。 必须首先用 CREATE TYPE 语句创建 CLR 用户定义类型,然后才能将它们用于表定义中。 若要创建 CLR 用户定义类型的列,则需要对此类型具有 ...
4.模拟SQL*Plus中的错误 sec@11gR2> show secooler SP2-0158: unknown SHOW option "secooler" sec@11gR2> help secooler SP2-0172: No HELP matching this topic was found. sec@11gR2> seeeeelect from tab; SP2-0734: unknown command beginning "seeeeelect..." - rest of line ignored. ...
postgres=# create table t_native_range (f1 bigint,f2 timestamp default now(), f3 integer) partition by range ( f2 ) distribute by shard(f1); NOTICE: Replica identity is neededforshard table, pleaseaddto this table through"alter table"command. ...