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