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