This data as json, CSV (advanced)
| Link | pk1 | pk2 | pk3 | content |
|---|---|---|---|---|
| a,n,a | a | n | a | a-n-a |
| a,n,b | a | n | b | a-n-b |
| a,n,c | a | n | c | a-n-c |
| a,n,d | a | n | d | a-n-d |
| a,n,e | a | n | e | a-n-e |
| a,n,f | a | n | f | a-n-f |
| a,n,g | a | n | g | a-n-g |
| a,n,h | a | n | h | a-n-h |
| a,n,i | a | n | i | a-n-i |
| a,n,j | a | n | j | a-n-j |
| a,n,k | a | n | k | a-n-k |
| a,n,l | a | n | l | a-n-l |
| a,n,m | a | n | m | a-n-m |
| a,n,n | a | n | n | a-n-n |
| a,n,o | a | n | o | a-n-o |
| a,n,p | a | n | p | a-n-p |
| a,n,q | a | n | q | a-n-q |
| a,n,r | a | n | r | a-n-r |
| a,n,s | a | n | s | a-n-s |
| a,n,t | a | n | t | a-n-t |
| a,n,u | a | n | u | a-n-u |
| a,n,v | a | n | v | a-n-v |
| a,n,w | a | n | w | a-n-w |
| a,n,x | a | n | x | a-n-x |
| a,n,y | a | n | y | a-n-y |
| a,n,z | a | n | z | a-n-z |
JSON shape: default, array, newline-delimited, object
CREATE TABLE compound_three_primary_keys ( pk1 varchar(30), pk2 varchar(30), pk3 varchar(30), content text, PRIMARY KEY (pk1, pk2, pk3) ); CREATE INDEX idx_compound_three_primary_keys_content ON compound_three_primary_keys(content);