This data as json, CSV (advanced)
| Link | pk1 | pk2 | pk3 | content |
|---|---|---|---|---|
| a,a,b | a | a | b | a-a-b |
| a,b,b | a | b | b | a-b-b |
| a,c,b | a | c | b | a-c-b |
| a,d,b | a | d | b | a-d-b |
| a,e,b | a | e | b | a-e-b |
| a,f,b | a | f | b | a-f-b |
| a,g,b | a | g | b | a-g-b |
| a,h,b | a | h | b | a-h-b |
| a,i,b | a | i | b | a-i-b |
| a,j,b | a | j | b | a-j-b |
| a,k,b | a | k | b | a-k-b |
| a,l,b | a | l | b | a-l-b |
| a,m,b | a | m | b | a-m-b |
| a,n,b | a | n | b | a-n-b |
| a,o,b | a | o | b | a-o-b |
| a,p,b | a | p | b | a-p-b |
| a,q,b | a | q | b | a-q-b |
| a,r,b | a | r | b | a-r-b |
| a,s,b | a | s | b | a-s-b |
| a,t,b | a | t | b | a-t-b |
| a,u,b | a | u | b | a-u-b |
| a,v,b | a | v | b | a-v-b |
| a,w,b | a | w | b | a-w-b |
| a,x,b | a | x | b | a-x-b |
| a,y,b | a | y | b | a-y-b |
| a,z,b | a | z | b | a-z-b |
| b,a,b | b | a | b | b-a-b |
| b,b,b | b | b | b | b-b-b |
| b,c,b | b | c | b | b-c-b |
| b,d,b | b | d | b | b-d-b |
| b,e,b | b | e | b | b-e-b |
| b,f,b | b | f | b | b-f-b |
| b,g,b | b | g | b | b-g-b |
| b,h,b | b | h | b | b-h-b |
| b,i,b | b | i | b | b-i-b |
| b,j,b | b | j | b | b-j-b |
| b,k,b | b | k | b | b-k-b |
| b,l,b | b | l | b | b-l-b |
| b,m,b | b | m | b | b-m-b |
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);