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