The last in a series of Postgres posts, Pat Shaughnessy wrote based on he presentation at the Barcelona Ruby Conference. You can also watch the video recording of the presentation. The series was originally published in his personal blog, and we is
Postgres log utility has to say that Postgres logs (pg_log, similar to the oracle alter file, rather than pg_xlog) are indeed flexible and feature-rich, the following are some management functions using ipvs logs. The parameters involved are in the
POSTGRES-XL is a fully acid-compliant, open-source, easy to scale, multi-tenant security. Support share-nothing; Support massive data parallel processing-mpp (massively Parallel processing). is not very similar to Greenplum. Host Assignment3 host,
"Editor's note" as an open source object-relational database, Postgres has been loved by many developers. Recently, Postgres officially released version 9.5, which has been a lot of repair and functional improvements. This article will share 10
Q. What does XL stand?
XL is short for extensible lattice. It also connotes an extra large version of postgresql, in this case when SS multiple systems.
Q. Is this a "nosql" solution?
No, ipvs-XL supports traditional SQL, stronugly conforms to
Postgres uses returning to implement last_insert_id of mysql. Today, I am asked if postgres has inserted a value like mysql and returned the inserted value. This is yes and has higher scalability. Example: [S @ localhost ~] $ Psqlpsql (9.2.4)
In a (bad) PostgreSQL query, just a little to change (any (array[...)) to any (VALUES (...) ) will be able to reduce the query time from 20s to 0.2s. From the simplest learning to use EXPLAIN ANALYZE , to learn to use the Postgres community A lot of
first, what is POSTGRES-XLXL means: Extensible Lattice, can be extended lattice, will be the PostgreSQL application on multi-machine distributed database visualization expression.POSTGRES-XL is a full-acid, open-source, scalable, multi-tenant secure,
Recently, because of the needs of the project to start a large number of nginx, so also want to take the opportunity to use the previous Django+apache architecture to replace the Django+nginx. The common Django WebApp deployment approach is FCGI
Reference: https://hub.docker.com/_/postgres/https://docs.docker.com/engine/installation/debian/Using Docker for multi-instance installation is simpler, more convenient, and better isolated than the source code.Installing Docker
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