Correct _null_ mis-spell which was causing boolean aggregates to fail with an error
Correct _null_ mis-spell which was causing boolean aggregates to fail with an
error

yazun/postgres-xl,oberstet/postgres-xl,oberstet/postgres-xl,oberstet/postgres-xl,pavanvd/postgres-xl,Postgres-XL/Postgres-XL,zeroae/postgres-xl,yazun/postgres-xl,techdragon/Postgres-XL,zeroae/postgres-xl,zeroae/postgres-xl,yazun/postgres-xl,yazun/postgres-xl,oberstet/postgres-xl,zeroae/postgres-xl,yazun/postgres-xl,oberstet/postgres-xl,zeroae/postgres-xl,ovr/postgres-xl,Postgres-XL/Postgres-XL,ovr/postgres-xl,pavanvd/postgres-xl,Postgres-XL/Postgres-XL,ovr/postgres-xl,techdragon/Postgres-XL,pavanvd/postgres-xl,techdragon/Postgres-XL,ovr/postgres-xl,ovr/postgres-xl,techdragon/Postgres-XL,pavanvd/postgres-xl,techdragon/Postgres-XL,pavanvd/postgres-xl,Postgres-XL/Postgres-XL,Postgres-XL/Postgres-XL