创建Materialized View日志:要创建Materialized View日志,可以使用以下语法: CREATEMATERIALIZEDVIEWLOGON<base_table_name>TABLESPACE<tablespace_name>WITHROWID, SEQUENCE,PRIMARYKEY, OBJECT_ID INCLUDINGNEWVALUES; AI代码助手复制代码 其中,<base_table_name>是原始表的名称,<tablespace_name>是要存储Materialized View日志...
create materialized view log on 源表 with [rowid || primary key] (需要注意,MV的语句需要包含所需源表的rowid 或者 primary key,这样和MV Log才可以一一对应到) MV LOG也是一个表,在Table中可以查询到 参数说明: with:同上,为MV Log选定唯一标识。 写个wit rowid的例子(先创建MV Log,再创建MV) create...
create materialized view log on test_sq with sequence (id, name,num) including new values;--包含基础表的所有列 --ora-12014: 表 'test_sq' 不包含主键约束条件 alter table test_sq add constraint uk_test_sq unique (id,name); --增加uk create materialized view log on test_sq with sequence ...
create materialized view log on test_sq with sequence (id, name,num) including new values;--包含基础表的所有列 --ora-12014: 表 'test_sq' 不包含主键约束条件 alter table test_sq add constraint uk_test_sq unique (id,name); --增加uk create materialized view log on test_sq with sequence ...
CREATE MATERIALIZED VIEW LOG ON tableName; 1. 主键(PrimaryKey)物化视图 PRIMARY KEY是默认选项 在远程数据库表acct_price_Plan上创建主键物化视图 -- Create database link create database link PROD_DB_LINK connect to CC using '(DESCRIPTION = ...
create table lhcj(id number, name varchar2(30), num number); create materialized view log on lhcj with rowid, sequence(id, name) including new values; 物化视图日志已经创建完成。 SQL> desc mlog$_lhcj ID和NAME是建立物化视图日志时指定的基表中的列,它们记录每次DML操作对应的ID和NAME的值。
create table test_id(id number,name varchar2(30),mark number); --创建表 alter table test_id add constraint pk_test_id primary key (id); --增加主键 drop materialized view log on test_id;--删除物化视图日志 create materialized view log on test_id tablespace ttts with primary key; --依...
物化视图日志是mlog$_basetablename命名格式 DROP MATERIALIZED VIEW LOG on base_table_name; MLOG$_DEPT DEPTNO 主键列 SNAPTIME$$ 用于表示刷新时间 DMLTYPE$$ 用于表示dml操作类型,i表示insert,d表示delete,u表示update OLD_NEW$$ 用于表示这个值是新值还是旧值。n(ew)表示新值(一般为delete操作),o(ld)表...
CREATE/ALTER/DROP MATERIALIZED VIEW LOG CREATE MATERIALIZED VIEW LOG ON [schema.] tablename [ Physical_Attributes_Clause] [TABLESPACE tablespace] [STORAGE Storage_Clause] Creates a materialized view log, which is a … - Selection from Oracle SQL: the Es
masterTableID - a string of the table or materialized view name getLogTable public java.lang.String getLogTable() Returns the name of the table in which the changes are logged Returns: a string of the table or materialized view name setLogTable public void setLogTable(java.lang.String lo...