NameALTER SYSTEM -- change a server configuration parameter Synopsis

The catalog pg_foreign_table contains auxiliary information about foreign tables. A foreign table is primarily represented by a

In the previous chapter we have covered the basics of using SQL to store and access your data in PostgreSQL

The core PostgreSQL distribution includes the GIN operator classes shown in Table 63-1. (Some of the optional

Indexes can also be used to enforce uniqueness of a column's value, or the uniqueness of the combined values of more than one column.

The catalog pg_transform stores information about transforms, which are a mechanism to adapt data types to procedural languages. See

NameCREATE COLLATION -- define a new collation Synopsis

NameDROP OPERATOR FAMILY -- remove an operator family Synopsis

Rows can be removed from a table using the DELETE command. Suppose you are no longer interested in the weather of Hayward. Then you can do the

The following resources contain additional information about genetic algorithms: