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LISTAGG in Oracle to return distinct values
...ns; you just use it as a black box and you only know which lever does what based on folklore.
– Koshinae
Apr 19 '15 at 16:56
4
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Algorithm to return all combinations of k elements from n
...ealizing that the index should be some amount of change from right to left based on the index we can construct something that should recover a combination.
So, we have a set {1,2,3,4,5,6}... and we want three elements. Let's say {1,2,3} we can say that the difference between the elements is one and...
创建增量同步Oracle物化视图问题 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...境。
数据库A和数据库B的版本为Oracle 10.2.0.4 for linux x86 64bit。
在数据库A上同步的表的结构如下：
create table T_MV_TEST
(
A DATE,
B DATE,
C DATE
);
alter table T_MV_TEST
add constraint PK_T_MV_TEST primary key (A,B);
这是一个测试表，很...
Soft wrap at 80 characters in Vim in window of arbitrary width
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How can I save my secret keys and password securely in my version control system?
...know that it's bad practice to keep secrets (like private keys and database passwords) in a VCS repository.
17 Answers
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How to run functions in parallel?
...xt, instead of assuming it will be done within 10ms which isn't guaranteed based on what else is going on on the machine.
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Where is Maven' settings.xml located on mac os?
...atform encoding: UTF-8
OS name: "mac os x", version: "10.11.5", arch: "x86_64", family: "mac"
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Vertically aligning CSS :before and :after content [duplicate]
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both of them work for me on Chrome Version 52.0.2743.116 (64-bit) (Linux)
– fassl
Aug 24 '16 at 11:34
2
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JavaScript Form Submit - Confirm or Cancel Submission Dialog Box
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Samuel Liew♦Samuel Liew
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How do I change the font size of a UILabel in Swift?
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YannStephYannSteph
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