This data as json, CSV (advanced)
| Link | pk1 | pk2 | pk3 | content |
|---|---|---|---|---|
| b,a,t | b | a | t | b-a-t |
| b,b,t | b | b | t | b-b-t |
| b,c,t | b | c | t | b-c-t |
| b,d,t | b | d | t | b-d-t |
| b,e,t | b | e | t | b-e-t |
| b,f,t | b | f | t | b-f-t |
| b,g,t | b | g | t | b-g-t |
| b,h,t | b | h | t | b-h-t |
| b,i,t | b | i | t | b-i-t |
| b,j,t | b | j | t | b-j-t |
| b,k,t | b | k | t | b-k-t |
| b,l,t | b | l | t | b-l-t |
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);