commentoncolumnTab_NC_Interface_Log.createtimeis'创建时间'; commentoncolumnTab_NC_Interface_Log.lastmodifytimeis'最后修改时间'; commentoncolumnTab_NC_Interface_Log.fromsysis'来源系统(调用H3接口的系统)'; commentoncolumnTab_NC_Interface_Log.tosysis'调用系统(H3调用接口的系统)'; commentoncolumnTab_...
);Code language:SQL (Structured Query Language)(sql) In this syntax: First, specify the name of the table you want to create after theCREATE TABLEkeyword. Second, provide one or more columns. Each column includes the name,data type, and constraint. ...
create table 新表名称 as select * from 旧表名称 where 1=2; ---复制结构,不要数据 #变相的创建新空表 2、增列减列 添加列 alter table 表名称 add (name varchar2(100),code varchar(20)); 删除列 alter table 表名称 drop (name,code) ; 3、表重命名 表重命名 rename table 新表名称 to 旧...
sql>create tablepdba(id number,time date)partition byrange(time)2(3partition p1 values lessthan(to_date(‘2010-10-1’,‘yyyy-mm-dd’)),4partition p2 values lessthan(to_date(‘2010-11-1’,‘yyyy-mm-dd’)),5partition p3 values lessthan(to_date(‘2010-12-1’,‘yyyy-mm-dd’)),6...
CREATECLUSTER--建立聚簇CREATEPROCEDURE--建立过程CREATESEQUENCE--建立序列CREATETABLE--建表CREATETRIGGER--建立触发器CREATETYPE--建立类型 dba 角色: 拥有全部特权,是系统最高权限,只有 DBA 才可以创建数据库结构,并且系统 权限也需要 DBA 授出,且 DBA 用户可以操作全体用户的任意基表,包括删除 ...
Step 1. Create a PL/SQL object Right-click the Oracle data source and select New | Query Console. Alternatively, select one of the existing consoles from Query Consoles list (CtrlShiftF10). Type or paste your code in the console. Click the Execute button or press CtrlEnter to run the...
PLS-00306: 调用 'RPT_RATE_EVECTION' 时参数个数或类型错误ORA-06550: 第 1 行, 第 7 列PL/SQL: Statement ignored这里不是说了吗'RPT_RATE_EVECTION' 参数个数或者类型错误你看看这个包里面的参数类型和你定义的参数类型是否一致,另外你定义的参数个数和包里面的参数个数是否一致...
CREATE TABLE EMPS AS SELECT EMPLOYEE_ID, FIRST_NAME, SALARY FROM EMPLOYEES ORDER BY 3 DESC For more information, seeCREATE TABLEin theOracle documentation. MySQL usage MySQL conforms to the ANSI/SQL standard for CTAS functionality and is compatible with an Oracle CTAS statement. F...
本节主要介绍Oracle PL/SQL的迁移语法。迁移语法决定了关键字/功能的迁移方式。 PL/SQL是SQL和编程语言过程特性的集合。 SQL命令 Oracle语法 迁移后语法 set define off spool ORACLE.log create table product ( product_id VARCHAR2(20), product_name VARCHAR2(50) ); spool off /*set define off;*/ /*...
Learn how to create users, grant them privileges, and remove them in Oracle Database Manage tables with CREATE TABLE, ALTER TABLE, and DROP TABLE Learn how to write SQL queries with SELECT Fast data access: How to create and use indexes in Oracle Database Ensure data quality: Keys,...