此文章来自官方文档,说明了,对于不支持pg 标准的sql 查询的变通方法,实际使用的时候有很大的指导意义 As Citus provides distributed functionality by extending PostgreSQL, it is compatible with PostgreSQL constructs. This means that users can use the tools and features that come with the rich and ex…

Where did we come from? With the 0.9.0-milestone1 release, Apache Flink added an API to process relational data with SQL-like expressions called the Table API. The central concept of this API is a Table, a structured data set or stream on which relat…

The OGRDataSource supports executing commands against a datasource via the OGRDataSource::ExecuteSQL() method. While in theory any sort of command could be handled this way, in practice the mechanism is used to provide a subset of SQL SELECT capabili…

The OGRDataSource supports executing commands against a datasource via the OGRDataSource::ExecuteSQL() method. While in theory any sort of command could be handled this way, in practice the mechanism is used to provide a subset of SQL SELECT capabili…

文章标题 One SQL to Rule Them All – an Efficient and Syntactically Idiomatic Approach to Management of Streams and Tables 用SQL统一所有:一种有效的.语法惯用的流和表管理方法 syntactically 句法上;语法上;句法;句法性地;句法特征 idiomatic [ˌɪdiəˈmætɪk] 惯用的;合乎语言习惯的;习语的 approach [əˈproʊtʃ] v.(在距离或时间…

About SQLite See Also... Features When to use SQLite Frequently Asked Questions Well-known Users Books About SQLite Getting Started SQL Syntax Pragmas SQL functions Date & time functions Aggregate functions C/C++ Interface Spec Introduction List of C…

http://blogs.msdn.com/b/sqlserverfaq/archive/2010/05/27/guid-vs-int-debate.aspx I recently read a blog post on what was better using GUIDs or Integer values. This is been an age long debate and there are advocates in both camps stressing on the disad…

真心想说:其实...我不想用Dapper,如果OrmLite.Net支持参数化的话,也就没Dapper的什么事情了,对于OrmLite.Net只能做后续跟踪...... 这个其实是看了Dapper作者的扩展后觉得不爽,然后自己按照他的设计思路重写了代码,只支持单个数据的增删改查,根据Expression来查的真心无能为力...... 另外作者似乎已经支持了属性.字段等与数据库中的映射..... 具体包含了 1.对字符串的扩展 2.对主键的定义,支持单或多主键,当单主键并且类型为数字时,认为该主键…

https://inqlude.org/ Stable libraries | Development versions | Unreleased | Commercial | All attica Open Collaboration Services API avahi-qt Qt4 Bindings for avahi, the D-BUS Service for Zeroconf and Bonjour baloo Baloo is a file indexing and searchi…

[20190416]11g下那些latch是Exclusive的.txt --//昨天测试了11g下那些latch是共享的,链接:--//是否反过来剩下的都是Exclusive的.继续测试: 1.环境:SYS@book> @ ver1PORT_STRING                    VERSION        BANNER------------------------------ -------------- -----------------------------------…