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Tag relational-theory - This is page 2 - GeneraCodice
One and only one relationship - ER diagram to relational schema
https://www.generacodice.com/en/articolo/3208220/one-and-only-one-relationship-er-diagram-to-relational-schema
database-design
-
erd
-
relational-theory
dba.stackexchange
Multiple Primary-Foreign Key connections between Tables Redundant?
https://www.generacodice.com/en/articolo/3206361/multiple-primary-foreign-key-connections-between-tables-redundant
rdbms
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erd
-
primary-key
-
relational-theory
-
foreign-key
dba.stackexchange
In what cases is using ClickHouseDb and the like a neccessity?
https://www.generacodice.com/en/articolo/3188764/in-what-cases-is-using-clickhousedb-and-the-like-a-neccessity
postgresql
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relational-theory
-
time-series-database
-
clickhouse
dba.stackexchange
How to store a (record which holds a) reference to any other column (attribute) in another table (relation)
https://www.generacodice.com/en/articolo/3185202/how-to-store-a-record-which-holds-a-reference-to-any-other-column-attribute-in-another-table-relation
postgresql
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database-design
-
referential-integrity
-
relational-theory
-
foreign-key
dba.stackexchange
How to add an additional table over two one to many relations tables?
https://www.generacodice.com/en/articolo/3175275/how-to-add-an-additional-table-over-two-one-to-many-relations-tables
mysql
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sqlite
-
database-design
-
application-design
-
relational-theory
dba.stackexchange
RDBMS: Proper way to store data - comma separated variables or in different fields or tables?
https://www.generacodice.com/en/articolo/3163696/rdbms-proper-way-to-store-data-comma-separated-variables-or-in-different-fields-or-tables
mysql
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csv
-
database-design
-
relational-theory
-
codds-rules
dba.stackexchange
Incorrect result when using 'case when count()=0' & 'where'
https://www.generacodice.com/en/articolo/3151345/incorrect-result-when-using-case-when-count-0-where
sql-server
-
relational-theory
dba.stackexchange
How do you determine the direction of a relationship?
https://www.generacodice.com/en/articolo/3137441/how-do-you-determine-the-direction-of-a-relationship
sql-server
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database-design
-
primary-key
-
relational-theory
dba.stackexchange
Is it possible to enforce corresponding hierarchies?
https://www.generacodice.com/en/articolo/3130661/is-it-possible-to-enforce-corresponding-hierarchies
database-design
-
relational-theory
-
foreign-key
-
constraint
dba.stackexchange
Delete duplicate keys with relation algebra
https://www.generacodice.com/en/articolo/3109809/delete-duplicate-keys-with-relation-algebra
relational-algebra
-
relational-theory
-
relational-calculus
dba.stackexchange
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