ORACLE_SID is used to distinguish this instance from other Oracle Database instances that you may create later and run concurrently on the same host computer. The maximum number of characters for ORACLE_SID is 12, and only letters and numeric digits are permitted. On some platforms, the SID ...
CREATE DATABASE 语句 CREATE DATABASE 用于创建数据库。 SQL CREATE DATABASE 语法 CREATE DATABASE database_name CREATE TABLE 语句 CREATE TABLE 语句用于创建数据库中的表。 SQL CREATE TABLE 语法 CREATE TABLE 表名称 ( 列名称1 数据类型, 列名称2 数据类型, 列名称3 数据类型, ... ) CREATE TABLE Per...
CREATE DATABASE LINK CREATE DIMENSION CREATE DIRECTORY CREATE DISKGROUP CREATE DOMAIN CREATE EDITION CREATE FLASHBACK ARCHIVE CREATE FUNCTION CREATE HIERARCHY CREATE INDEX CREATE INDEXTYPE CREATE INMEMORY JOIN GROUP CREATE JAVA 14 SQL文: CREATE JSON RELATIONAL DUALITY VIEWからCREATE SCHEMA 15 SQL文: CRE...
Now, there are a whole lot of parameters that are not mentioned here, because they are not relevant for most database users. For the complete syntax for the CREATE TABLE statement, refer to the database manuals: Oracle SQL Server MySQL PostgreSQL How Long Can A Table Name Be in SQL? The...
Third, grant the CREATE SESSION privilege to the user jane so that you can use this user to log in the Oracle database. GRANT CREATE SESSION TO jane; Code language: SQL (Structured Query Language) (sql) Finally, use the user jane to log in to the database via the SQL*plus program:...
如果远端数据库是 Oracle 数据库,需要显式指定访问类型为 OCI类型,并指定 oracle_sid,且租户名为oracle。 语法 CREATE DATABASE LINK dblink_name CONNECT TO user_name@tenant_name IDENTIFIED BY password_str [OB|OCI] HOST 'ip:port[/oracle_sid]' [CLUSTER cluster_name] [MY_NAME local_user_name@local...
使用create database创建数据库 创建一个pfile: [oracle@oracleace ~]$ cat > $ORACLE_HOME/dbs/initcdb2.oradb_name=cdb2ENABLE_PLUGGABLE_DATABASE=trueDB_CREATE_FILE_DEST='/u01/app/oracle/oradata' 创建数据: export ORACLE_SID=cdb2sqlplus / as sysdbaSQL> STARTUP NOMOUNTSQL> CREATE DATABASE cdb2US...
But first, let’s delve into the different types of indexes available in Oracle Database.How to Choose the Index TypeOracle Database offers many different types of index to improve your SQL. One of the key decisions you need to make is whether to go with a bitmap or B-tree index....
add_option ("-u", dest="Gdb_admin", type="string", default="", help="Geodatabase administrator user name; Must always be sde for PostgreSQL, sde-schema geodatabases in SQL Server, and sde geodatabase in Oracle") parser.add_option ("-p", dest="Gdb_admin_pwd", type="string",...
oracle 租户下,创建数据库报错,create database xxx;ORA-00900: You have an error in your SQL syntax; check the manual that corresponds to your OceanBase version for the right syntax to use near 'xxx' at line 1 【 使用环境 】生产环境 or 测试环境...