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  Django cx_oracle about libclntsh.so.8.0: cannot open shared object file: No such file or directory

  First: vim / etc/ld.so.conf include ld.so.conf.d/*.conf / usr/lib/oracle/10.2.0.5/client64/lib and then: sudo ld

  2022-06-01 07:11:28 Views: 256
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  Ten years of "magic" has changed, 58.com 's stalemate

  58.com reported total revenue of 4.258 billion yuan in the third quarter of 2019, up 17.4% from a year earlier and exceeding expectations, while its third-quarter net profit was 791.6 million yuan, up 9.0% from a year earlier. At first glance, 58.com 's performance in the third quarter was four.

  2022-06-01 07:11:28 Views: 264
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  Oracle Index creation and Management

  Oracle Index creation and Management 1. Introduction to Oracle Indexes in an Oracle database, each row of data stored is identified by a rowID. When a large amount of data is stored in Oracle, it means that there is a large amount of rowID

  2022-06-01 07:11:28 Views: 307
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  Practice the connection method of DB

  Today, test the connection mode of java DB. As far as I know, there are two kinds: jdbc code link dataSource link below to learn more about these two connection methods the first kind of JDBC connection, for which we need to know the related classes of JAVA

  2022-06-01 07:11:19 Views: 277
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  Construction of MaxScale binlog server

  Official manual: https://mariadb.com/resources/blog/binlog-server reference article: http://www.linuxidc.com/Linux/2016-12/1378

  2022-06-01 07:11:19 Views: 225
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  Citus Series 7-topn acceleration (count (*) group by order by count (*) de

  Background count (*) group by order by count (*) desc limit x is used to count topn. Topn is an important indicator of operations, such as the top 10 active users. If the amount of data is very large, statistics will

  2022-06-01 07:11:16 Views: 240
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  Skillfully use * _ his table to record operation history

  The article is reproduced from the developer Round Table, a Wechat official account about getting started with developers. As many developers of OLTP applications know, some important operations need to record the operation history, back up the data before the operation to the history table, and then perform the corresponding modification operations. This way you can get a certain time.

  2022-06-01 07:11:11 Views: 216
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  On some uses of with temporary Table as

  With temporary table as (select.) Users of with as can see it in the SQL statement written by the developer. Talk about your personal understanding, such as with an as (select * from emp)

  2022-06-01 07:11:11 Views: 271
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  Initialization of undo physical structure of Innodb undo

  The level is limited, please point out if there is any mistake. I haven't studied Innodb's undo for a long time. Recently, I happen to have some time to prepare to learn, through a comprehensive summary of Ali kernel monthly report and my own code. Environment for this article: code version percona 5.7.22

  2022-06-01 07:11:09 Views: 238
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  DELUTS Clog Neutral LUTs (Canon camera Luts preset)

  DELUTS Clog Neutral LUTs brings you a very easy-to-grade preset, but a professional lut preset that retains highlight and shadow information well. This series of Canon presets have introduced a better C-LOG II, so that the LOG camera profile has been

  2022-06-01 07:11:09 Views: 248
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  Oracle 11.2.0.4 ogg 12.3.0.1.0 standby rep process starts error OGG-00446

  Active and standby operating system: rhel 6.6Database version: oracle 11.2.0.4ogg version: 12.3.0.1.0 Today a novice is taught to use oracle 11.2.0.4ogg 12.3.0.1.0 for data synchronization, which has been deployed

  2022-06-01 07:11:09 Views: 239
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  2011-11-4 LEAST function

  The options below the http://www.itpub.net/thread-1499223-12-1.html113 building implement this process: CREATE OR REPLACE PROCEDURE plch_show

  2022-06-01 07:11:08 Views: 282
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  Sharing Karabiner Elements tips to help you easily modify the keys and make the operation more smooth.

  Are you not accustomed to using the keys of a mac computer? Just change the position of the key, how to change it? Karabiner Elements mac version is absolutely the first choice, excellent key change tool, can let us quickly and easily customize the keyboard key position, really make your keyboard your master

  2022-06-01 07:10:56 Views: 281
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  OGG simple DML synchronization

  1. Source process configuration add local crawl processes exta add ext exta, tranlog, begin now specify crawl log to add exttrail / u01/app/oracle/pro under the specified path

  2022-06-01 07:10:56 Views: 272
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  Database performance problems caused by incorrect username and password login

  Starting with Oracle 11.1, logging in with an incorrect user name and password may result in significant "row cache lock" waiting at the database level. Many users think that this is a bug, when in fact it is a database protection mechanism. Sql of Oracle

  2022-06-01 07:10:56 Views: 237
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  DBA daily maintenance SQL script _ written by yourself

  Query tables with high fragmentation (actual usage less than 30%), that is, why the table conditions that can be shrunk are block > 100, because some very small tables have only a few rows of data that are actually very small, but the one-time allocation of block is 5 (1m by default starting from 11g.

  2022-06-01 07:10:55 Views: 215
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  MySQL character set utf8, utf8mb3, utf8mb4

  First of all, to understand the MySQL character set, you need to go to the official documentation to see how the character set is introduced. If English is good, it should be no problem to read the official documents. Search the search box and you can find the relevant explanation. I'll sort it out here so that I can check it later. The character set is under the official document

  2022-06-01 07:10:55 Views: 290
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  What is a person who thinks in reverse? Expert analysis is too good.

  Expert 1: people who think in reverse can provide very valuable methods or approaches in advice. I strongly suggest that everyone can train themselves to be people with reverse thinking. Reverse thinking is everywhere, whether in life or work, there will be great benefits. The essence of reverse thinking is not only

  2022-06-01 07:10:55 Views: 292
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  Oracle's automatic statistics do not collect histogram information

  In oracle9i, the default statistics collection does not collect histogram information, that is, the default MOTHOD_OPT mode is FOR ALL COLUMNS SIZE 1 starting at 10g, and the default METHO in the dbms_stats package

  2022-06-01 07:10:55 Views: 224
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  Han Hongyuan, senior director of Ant Financial Services Group: using OceanBase distributed database just like using centralized database

  On July 10, 2019, at the Digital Financial Development Forum of the China Internet Congress, Han Hongyuan, senior director of Ant Financial Services Group OceanBase commercialization, delivered a keynote speech, sharing Ant Financial Services Group's core technical capabilities of distributed architecture, as well as the number of OceanBase.

  2022-06-01 07:10:47 Views: 296