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  • 在线重定义方法进行分区改造

    SO2.INS_PROD_INS_SRV_218

    生成一个dba_objects的临时表

    create table system.dba_object_20180417 as select * from dba_objects;

    select count(*) from system.dba_object_20180417 where status <> 'VALID';

    --1、检查表是否可以在线重定义

    SET SERVEROUTPUT ON

    BEGIN

    DBMS_REDEFINITION.CAN_REDEF_TABLE('SO2','INS_PROD_INS_SRV_218', DBMS_REDEFINITION.CONS_USE_ROWID);

    END;

    /

    --2、创建临时表及索引

    set time on timing on

    create table SO2.INS_PROD_INS_SRV_218_20180417

    (

    PROD_SRV_RELAT_ID NUMBER(14) not null,

    OFFER_INST_ID NUMBER(14),

    PROD_INST_ID NUMBER(14) not null,

    USER_ID NUMBER(14) not null,

    SERVICE_ID NUMBER(12),

    STATE NUMBER(2),

    DONE_CODE NUMBER(14),

    CREATE_DATE DATE,

    DONE_DATE DATE,

    EFFECTIVE_DATE DATE not null,

    EXPIRE_DATE DATE not null,

    COUNTY_CODE VARCHAR2(6),

    OP_ID NUMBER(12),

    ORG_ID NUMBER(12),

    REGION_ID VARCHAR2(6),

    EFFECTIVE_DATE_TYPE NUMBER(6),

    EXPIRE_DATE_TYPE NUMBER(6)

    ) TABLESPACE "YY_DATA"

    PARTITION BY RANGE ("EXPIRE_DATE")

    ( partition P2013 values less than (TO_DATE('2014-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2014 values less than (TO_DATE('2015-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2015 values less than (TO_DATE('2016-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2016 values less than (TO_DATE('2017-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2017 values less than (TO_DATE('2018-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2018 values less than (TO_DATE('2019-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2019 values less than (TO_DATE('2020-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2020 values less than (TO_DATE('2021-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2021 values less than (TO_DATE('2022-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2022 values less than (TO_DATE('2023-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2023 values less than (TO_DATE('2024-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2024 values less than (TO_DATE('2025-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2025 values less than (TO_DATE('2026-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2026 values less than (TO_DATE('2027-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2027 values less than (TO_DATE('2028-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2028 values less than (TO_DATE('2029-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2029 values less than (TO_DATE('2030-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2030 values less than (TO_DATE('2031-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2031 values less than (TO_DATE('2032-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2032 values less than (TO_DATE('2033-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2033 values less than (TO_DATE('2034-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2034 values less than (TO_DATE('2035-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2035 values less than (TO_DATE('2036-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2036 values less than (TO_DATE('2037-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2037 values less than (TO_DATE('2038-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2038 values less than (TO_DATE('2039-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2039 values less than (TO_DATE('2040-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2040 values less than (TO_DATE('2041-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2041 values less than (TO_DATE('2042-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2042 values less than (TO_DATE('2043-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2043 values less than (TO_DATE('2044-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2044 values less than (TO_DATE('2045-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2045 values less than (TO_DATE('2046-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2046 values less than (TO_DATE('2047-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2047 values less than (TO_DATE('2048-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2048 values less than (TO_DATE('2049-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2049 values less than (TO_DATE('2050-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2050 values less than (TO_DATE('2051-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2051 values less than (TO_DATE('2052-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2052 values less than (TO_DATE('2053-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2053 values less than (TO_DATE('2054-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2054 values less than (TO_DATE('2055-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2055 values less than (TO_DATE('2056-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2056 values less than (TO_DATE('2057-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2057 values less than (TO_DATE('2058-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2058 values less than (TO_DATE('2059-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2059 values less than (TO_DATE('2060-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2060 values less than (TO_DATE('2061-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2061 values less than (TO_DATE('2062-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2062 values less than (TO_DATE('2063-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2063 values less than (TO_DATE('2064-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2064 values less than (TO_DATE('2065-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2065 values less than (TO_DATE('2066-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2066 values less than (TO_DATE('2067-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2067 values less than (TO_DATE('2068-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2068 values less than (TO_DATE('2069-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2069 values less than (TO_DATE('2070-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2070 values less than (TO_DATE('2071-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2071 values less than (TO_DATE('2072-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2072 values less than (TO_DATE('2073-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2073 values less than (TO_DATE('2074-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2074 values less than (TO_DATE('2075-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2075 values less than (TO_DATE('2076-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2076 values less than (TO_DATE('2077-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2077 values less than (TO_DATE('2078-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2078 values less than (TO_DATE('2079-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2079 values less than (TO_DATE('2080-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2080 values less than (TO_DATE('2081-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2081 values less than (TO_DATE('2082-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2082 values less than (TO_DATE('2083-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2083 values less than (TO_DATE('2084-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2084 values less than (TO_DATE('2085-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2085 values less than (TO_DATE('2086-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2086 values less than (TO_DATE('2087-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2087 values less than (TO_DATE('2088-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2088 values less than (TO_DATE('2089-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2089 values less than (TO_DATE('2090-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2090 values less than (TO_DATE('2091-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2091 values less than (TO_DATE('2092-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2092 values less than (TO_DATE('2093-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2093 values less than (TO_DATE('2094-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2094 values less than (TO_DATE('2095-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2095 values less than (TO_DATE('2096-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2096 values less than (TO_DATE('2097-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2097 values less than (TO_DATE('2098-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2098 values less than (TO_DATE('2099-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition P2099 values less than (TO_DATE('2100-01-01 00:00:01', 'YYYY-MM-DD hh24:mi:ss')) tablespace YY_DATA ,

    partition pmax values less than (MAXVALUE) tablespace YY_DATA);

    -- START THE REDEFINITION

    --3、开始在线重定义

    BEGIN

    DBMS_REDEFINITION.START_REDEF_TABLE(uname => 'SO2',

    orig_table => 'INS_PROD_INS_SRV_218',

    int_table => 'INS_PROD_INS_SRV_218_20180417',

    options_flag => DBMS_REDEFINITION.CONS_USE_ROWID);

    END;

    /

    -- COPY THE TABLE DEPENDENTS FROM THE ORIGINAL TABLE TO THE INTERIM TABLE

    --4、复制原始表的依赖对象

    DECLARE

    error_count pls_integer := 0;

    BEGIN

    DBMS_REDEFINITION.COPY_TABLE_DEPENDENTS(uname => 'SO2',

    orig_table => 'INS_PROD_INS_SRV_218',

    int_table => 'INS_PROD_INS_SRV_218_20180417',

    copy_indexes => 0,--不copy 索引

    copy_triggers => TRUE,

    copy_constraints => FALSE,

    copy_privileges => TRUE,

    ignore_errors => FALSE,

    num_errors => error_count,

    copy_statistics => FALSE,

    copy_mvlog => TRUE);

    DBMS_OUTPUT.PUT_LINE('errors := ' || TO_CHAR(error_count));

    END;

    /

    ---添加索引

    alter table SO2.INS_PROD_INS_SRV_218_20180417

    add constraint PK_INS_PROD_INS_SRV_218_N primary key (PROD_SRV_RELAT_ID, EFFECTIVE_DATE, EXPIRE_DATE)

    using index

    tablespace YY_INX;

    -- Create/Recreate indexes

    create index SO2.IDX_INS_PROD_INS_SRV_218_1_N on SO2.INS_PROD_INS_SRV_218_20180417 (USER_ID, OFFER_INST_ID, PROD_INST_ID)

    tablespace YY_INX parallel 8;

    alter index SO2.IDX_INS_PROD_INS_SRV_218_1_N noparallel;

    --5、检查是否有错误

    select * from DBA_REDEFINITION_ERRORS;

    -- DO A FINAL SYNCHRONIZE BEFORE FINISHING THE REDEFINITION

    --6、同步临时表数据(可多次执行),收集统计信息

    exec DBMS_STATS.GATHER_TABLE_STATS(ownname=>'SO2',tabname=>'INS_PROD_INS_SRV_218_20180417',method_opt=>'FOR ALL COLUMNS SIZE 1',estimate_percent=>DBMS_STATS.AUTO_SAMPLE_SIZE,no_invalidate=>false,cascade=>true,degree => 10);

    BEGIN

    DBMS_REDEFINITION.SYNC_INTERIM_TABLE('SO2',

    'INS_PROD_INS_SRV_218',

    'INS_PROD_INS_SRV_218_20180417');

    END;

    /

    -- PL/SQL procedure successfully completed.

    -- FINISH THE REDEFINITION

    --7、完成同步

    exec DBMS_REDEFINITION.FINISH_REDEF_TABLE('SO2','INS_PROD_INS_SRV_218','INS_PROD_INS_SRV_218_20180417');

    -- PL/SQL procedure successfully completed.

    ---8、开启行迁移

    alter table SO2.INS_PROD_INS_SRV_218 enable row movement;

    ---9、确认源表赋给其他用户的权限新表都有

    select 'grant ' || privilege || ' on ' || owner || '.' || table_name ||

    ' to ' || grantee || ';' grant_sql

    from dba_tab_privs

    where table_name = 'INS_PROD_INS_SRV_218';

    select 'grant ' || privilege || ' on ' || owner || '.' || table_name ||

    ' to ' || grantee || ';' grant_sql

    from dba_tab_privs

    where table_name = 'INS_PROD_INS_SRV_218_20180417';

    ---10、查看源表和新表同义词是否都存在(系列表没有同义词)

    select * from dba_synonyms where table_name = 'INS_PROD_INS_SRV_218';

    select * from dba_synonyms where table_name = 'INS_PROD_INS_SRV_218_20180417';

    ---11、对比变更前后数据库失效对应数是否一致,如果不一致对比分析

    select count(*) from system.dba_object_20180417 where status <> 'VALID'

    union all

    select count(*) from dba_objects where status <> 'VALID';

    select owner, object_name, object_type

    from dba_objects

    where status <> 'VALID'

    and owner || '.' || object_name not in

    (select owner || '.' || object_name

    from system.dba_object_20180417

    where status <> 'VALID');

    select count(*) from system.dba_object_20180417 where status <> 'VALID'

    union all

    select count(*) from dba_objects where status <> 'VALID';

    select owner,table_name,partitioned,row_movement,last_analyzed from dba_tables where table_name = 'INS_PROD_INS_SRV_218';

    ---12、删除临时表

    drop table SO2.INS_PROD_INS_SRV_218_20180417 purge;

    ---13、再次确认统计信息是否正常,如果不正常,再次收集统计信息

    ora tstat INS_PROD_INS_SRV_218

    exec DBMS_STATS.GATHER_TABLE_STATS(ownname=>'SO2',tabname=>'INS_PROD_INS_SRV_218',method_opt=>'FOR ALL COLUMNS SIZE 1',estimate_percent=>DBMS_STATS.AUTO_SAMPLE_SIZE,no_invalidate=>false,cascade=>true,degree => 10);

    --==============回退方案================

    --取消在线重定义

    BEGIN

    DBMS_REDEFINITION.ABORT_REDEF_TABLE(UNAME => 'SO2',

    ORIG_TABLE => 'INS_PROD_INS_SRV_218',

    INT_TABLE => 'INS_PROD_INS_SRV_218_20180417',

    PART_NAME => NULL);

    end;

    ---删除临时表

    drop table SO2.INS_PROD_INS_SRV_218_20180417 purge;

    ####原建表语句

    -- Create table

    create table SO2.INS_PROD_INS_SRV_218

    (

    PROD_SRV_RELAT_ID NUMBER(14) not null,

    OFFER_INST_ID NUMBER(14),

    PROD_INST_ID NUMBER(14) not null,

    USER_ID NUMBER(14) not null,

    SERVICE_ID NUMBER(12),

    STATE NUMBER(2),

    DONE_CODE NUMBER(14),

    CREATE_DATE DATE,

    DONE_DATE DATE,

    EFFECTIVE_DATE DATE not null,

    EXPIRE_DATE DATE not null,

    COUNTY_CODE VARCHAR2(6),

    OP_ID NUMBER(12),

    ORG_ID NUMBER(12),

    REGION_ID VARCHAR2(6),

    EFFECTIVE_DATE_TYPE NUMBER(6),

    EXPIRE_DATE_TYPE NUMBER(6)

    )

    tablespace YY_DATA

    pctfree 10

    initrans 1

    maxtrans 255

    storage

    (

    initial 64

    next 1

    minextents 1

    maxextents unlimited

    );

    -- Create/Recreate primary, unique and foreign key constraints

    alter table SO2.INS_PROD_INS_SRV_218

    add constraint PK_INS_PROD_INS_SRV_218 primary key (PROD_SRV_RELAT_ID, EFFECTIVE_DATE, EXPIRE_DATE)

    using index

    tablespace YY_INX

    pctfree 10

    initrans 2

    maxtrans 255

    storage

    (

    initial 64K

    next 1M

    minextents 1

    maxextents unlimited

    );

    -- Create/Recreate indexes

    create index SO2.IDX_INS_PROD_INS_SRV_218_1 on SO2.INS_PROD_INS_SRV_218 (USER_ID, OFFER_INST_ID, PROD_INST_ID)

    tablespace YY_INX

    pctfree 10

    initrans 2

    maxtrans 255

    storage

    (

    initial 64K

    next 1M

    minextents 1

    maxextents unlimited

    );

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  • 原文地址:https://www.cnblogs.com/kawashibara/p/9954304.html
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