Many-To-Many Relation by storing comma-separated ids in a column?
73508
RDBMS: Proper way to store data - comma separated variables or in different fields or tables?
13188
Can I concatenate multiple MySQL rows into one field?
77288
many-to-many relationship in database design
112312
Create unique sequence per set of rows sharing the same foreign key value
74192
Is storing a delimited list in a database column really that bad?
107938
How to handle fragmentation of auto_increment ID column in MySQL
26856
How do I specify unique constraint for multiple columns in MySQL?
39606
MySQL: Split comma separated list into multiple rows
10738
How do I make a row generator in MySQL?
53884
Adding values to "many to many " relationship in entityframework
18289
Entity Framework Many to many through containing object
142193
Access: Making a Pivot Table with Multiple, Same Values as Columns
99832
Creating a row for each value in a comma-separated string
37319
What is the most efficient way to concatenate strings in SQL Server?
60555
How to count occurrences of a column value efficiently in SQL?
62674
SQL-Like Inner Join on IDs in Two Layers in QGIS
58229
Is a table without a primary key normalized?