GitHub

Implementing Constraints

As you continue to explore the intricacies of table structures, understanding the role and functionality of constraints becomes essential. Constraints are rules that we apply to data columns in a ...
Ars Technica

T-SQL: Dropping Constraints from Tables.

<pre class="ip-ubbcode-code-pre"> Alter Table [MyTable] Drop [myConstraint] </pre><BR><BR>Right?<BR><BR>Anyways, I know I figured out how to do it before, and that it ...
www.cs.cmu.edu

CREATE TABLE

CREATE TABLE will create a new, initially empty table in the current database. The table will be owned by the user issuing the command. If a schema name is given (for example, CREATE TABLE ...
IEEE

Efficient Reification of Table Constraints

Abstract: Reifying a constraint c consists in associating a Boolean variable b with c such that c is satisfied if and only if b is true, which can be denoted by c^{reif}: c ;=> b. Reification is ...
GitHub

[H2 V.2] FOREIGN KEY CONSTRAINT appears to be treated as if it were a PRIMARY KEY CONSTRAINT

It seems that the H2 V.2 Driver of DBeaver treats FOREIGN KEY CONSTRAINTs the same way as PRIMARY KEY CONSTRAINTs. H2 V.2 or later versions, the value of the CONSTRAINT_TYPE column in ...
IEEE

Mining to Compress Table Constraints

Abstract: In this paper, we propose an extension of our mining-based SAT compression framework to constraint satisfaction problem (CSP). We consider n-ary extensional constraints (table constraints).