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