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?????Data Guard??Oracle??????????????????????????????????????????????????????????????????????????
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ALTER DATABASE enabling archive log mode????????
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REFRESH SNAPSHOT?????????SELECT NAME, LAST_REFRESH FROM ALL_SNAPSHOT_REFRESH_TIMES?????????????????GoldenGate??Oracle??????????????????????????????????????????????Real-Time Data Transfer Channel???????????????
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GGREP???????????GGVALIDATE???????????????Database Link??Oracle????????????????????????????????????????????????Database Link Name??????????????????????
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CREATE DATABASE LINK??????????????????
@DATABASE_LINK_NAME????SQL???????????CONNECT_TIMEOUT?ACROSS_DBNAMES???????????????SELECT NAME, LAST_REFRESH FROM ALL_SNAPSHOT_REFRESH_TIMES???????????????????Database Job??Oracle??????????????????????????????????????????????????
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DBMS_JOB.SUBMIT???????????????
DBMS_JOB.CONFIGURE?????????DBMS_JOB.RUN??????????DBMS_JOB.DROP???????DBMS_JOB.GET_STATUS????????????Oracle???????????????????????????????????????????????????????????????????????????????????????????
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