I have two table a) tblresign and b) tblemp tblresign has one foreign key which ref开发者_如何学Pythoner the tblemp primary key
This question already has answers here: Closed 10 years ago. Possible Duplicate: Insert, on duplicate update (postgresql)
Say i have a database of real-estate properties (apartments, houses, industrial spaces, offices) and each have a set of common attributes ( the ones common to all constructions like address, price, de
I have a postgresql database with about 150 tables(it\'s a Django 1.2 project). Django adds ON DELETE NO ACTION and ON UPDATE NO ACTION to foreign keys at the time of table creation.
I\'m trying to install postgeSQL on my win 7 machine. trying to set a password during the instalation, I found that I allready have a username
I seem to be having a problem setting multiple JAR files to the classpath for Pl/Java. For each JAR file, I have installed the JARs, using install_jar.
Referring to the Postgres Documentation on Character Types, I am unclear on the point of specifying a length for character varying (varchar) types.
I\'m 开发者_StackOverflow中文版building a web app on Django. The client insists that some column on some table should be the primary key, he doesn\'t want autoincrement one. But also he wants that col
So long story short I\'m starting work on a project and I have a variety of things that I need to setup in order to get started. One of those being PostgreSQL. I\'m trying to get it setup but I\'m run
To query GRANTS granted to a table I can use a query like: SELECT grantee, privilege_type FROM information_schema.role_t开发者_运维技巧able_grants
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