CREATE TABLE命令是特权操作。用户必须具有%CREATE_TABLE管理权限才能执行CREATE TABLE。否则将导致SQLCODE –99 %msg User 'name' does not have %CREATE_TABLE privileges。如果拥有适当的授予权限,则可以使用GRANT命令将%CREATE_TABLE权限分配给用户或角色。管理权限是特定于命名
SQLCreateTable SQLCreateTable[conn,table,columns] creates a new table in an SQL connection. 更多信息和选项 范例 打开所有单元 基本范例(1) In[1]:= If you find that the examples in this section do not work as shown, you may need to install or restore the example database with the"Data...
一、创建表:create table 1.语法:CREATE TABLE [ 用户名. ] 表名 (列名 数据类型 [ default 默认值] [ 约束条件] [ , ...] ) TABLESPACE 表空间名 2.表名和列名命名规则: 必须以字母开头 必须在1–个字符之间 必须只能包含A–Z, a–z, 0–, _, $, 和# 必须不能和用户定义的其他对象重名 必须...
CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } | UNLOGGED ] TABLE [ IF NOT EXISTS ] table_name { ({ column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ] | table_constraint | LIKE source_table [ like_option [...] ] } [, ... ]...
SQL server createtable语句创建表增加主键 创建表的sql语句主键, 一.主键:1.1)主键字段定义:在数据库表中,如果有一组字段能够唯一确定一条记录,则可以把它们设计成表的主键字段。例子:如果要创建一个人的信息表(字段:姓名,年龄,籍贯,工作单位...),那
创建表01 创建表的两种方式: 客户端工具 SQL语句 使用SQL语句创建表:关键字(保留字)CREATE TABLE CREATE TABLE teacher ( teacher_id, teacher_name, gender ); //注意命名规范,符号均为英文符号 //括号中的字段名用逗号分隔 //每个SQL语句用分号结尾进行分隔 ...
第十四章 SQL命令 CREATE TABLE(一) 创建表 大纲 CREATE [GLOBAL TEMPORARY] TABLE table (table-element-commalist) [shard-key] [WITH table-option-commalist] table-element ::= [%DESCRIPTION string] [%FILE string] [{%EXTENTSIZE | %NUMROWS} integer] [%PUBLICROWID] [%ROUTINE string] { fieldna...
CREATE TABLE command creates a new table in the database. The following SQL creates a table called "Persons" that contains five columns: PersonID, LastName, FirstName, Address, and City:Example CREATE TABLE Persons ( PersonID int, LastName varchar(255), FirstName varchar(255), Address ...
If we try to create a table that already exists, we get an error message'Error: table already exists'. To fix this issue, we can add the optionalIF NOT EXISTScommand while creating a table. Let's look at an example. -- create a Companies table if it does not existCREATETABLEIFNOTEX...
CREATE TABLE TheCREATE TABLEcommand creates a new table in the database. The following SQL creates a table called "Persons" that contains five columns: PersonID, LastName, FirstName, Address, and City: ExampleGet your own SQL Server CREATETABLEPersons (...