Oracle中用户(user)、模式(schema)、表空间(tablespace)的概念 Oracle数据库是开发中最常用的数据库之一,在使用过程中有几个常见概念,记录如下。 用户(user) user在Oracle中的主要是用于身份验证,权限分配的一个标识。在连接数据库和操作数据库对象时就是通过用户进行身份和权限的验证。 模式(schema)
ORA-39911: Index XXXX_LISHI_KEY in tablespace ORCLTBS points to partition SYS_P5721 of table LINSHI_XXXX_LISHI in tablespace SYSTEM outside of transportable set. ORA-39901: Partitioned table LINSHI_XXXX_LISHI is partially contained in the transportable set. ... 通过该步骤确定需要迁移的分区表...
Get DDL of a Table ( Table Create Script ) 可以按如下方式获取表的创建脚本 select dbms_metadata.get_ddl( 'TABLE', 'TABLE_NAME','SCHEMA_NAME' ) from dual; 1. For example; You can get SCOTT.EMP table create script as follows. select dbms_metadata.get_ddl('TABLE', 'EMP','SCOTT') f...
如果用户在CREATE TABLE语句中使用如下语法,那么所有不能转换的数据值都会写入BADFILE中: SQL>createtableteachers_ext(2first_namevarchar2(15),3last_namevarchar2(15),4phone_numbervarchar2(12)5)6organization external(7type oracle_loader8defaultdirectory ext_data_files9access parameters(10records delimitedby...
Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> use test; Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -...
保存时报错:get table meta of the tableT_COMPANYerror: Failed to fetch schema of T_COMPANY java.sql.SQLException: Failed to fetch schema of T_COMPANY 项目连接配置的是A用户,通过A用户给B用户的表(T_COMPANY)中插入数据时报错(A用户有访问B用户的权限) ...
java.lang.String[] getKeys() Gets the names of the key columns in this Table as an array. Row getRow(Key key) Returns the Row identified by the given Key. Schema getSchema() Gets the Schema of this Table. boolean hasRows() Returns true if this Table contains Rows. boolean hasSchema(...
Postgres instead has a NOT NULL constraint column named attnotnull in pg_attribute, the systems catalog where information about table columns is stored. 11. PackagesPostgres does not have packages, but, using schema architecture, functions, and procedures can be grouped. Use th...
这里我用到dbms_metadata.get_ddl这个函数简单记录一下: 首先查询建表DDL语句,返回的是一个clob字段,给出的建表SQL: selectdbms_metadata.get_ddl('TABLE','DB_OPERATE_RECORD','ERUPT')fromdual; 1. CREATETABLE"ERUPT"."DB_OPERATE_RECORD"("OPERATE_ID"NUMBER(30,0)NOTNULLENABLE,"TABLE_NAME"VARCHAR2(...
flink版本1.17.2source: type: mysql hostname: localhost port: 3306 username: root password: 123456 tables: app_db..* server-id: 5400 server-time-zone: UTCsink: type: doris fenodes: 127.0.0.1:8030 username: root password: "" table.create.properties.light_schema_change: true table.create....