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| version |
|---|
| PostgreSQL 12.17 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-20), 64-bit |
SELECT 1
| tag | v_start | v_stop |
|---|---|---|
| a | 2 | 7 |
| a | 8 | 14 |
| b | 7 | 10 |
| b | 12 | 15 |
| c | 10 | 11 |
SELECT 5