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WITH cte1 AS ( SELECT col_1, col_4 from (select 1 col_1,2 col_4)d ), cte2 AS ( SELECT two.col_1, two.col_5, three.col_6 from (select 1 col_1, 2 col_5) as two left join (select 1 col_1,1 col_6) as three on two.col_1 = three.col_1 ), cte3 AS ( SELECT col_1, col_10 from (select 1 col_1, 2 col_10) table_4 ) SELECT cte1.col_1, cte1.col_4, cte2.col_1, cte2.col_5, cte2.col_6, cte3.col_1, cte3.col_10 FROM cte1 left join cte2 on cte1.col_1 = cte2.col_6 left join cte3 on cte1.col_1 = cte3.col_10
col_1
col_4
col_1
col_5
col_6
col_1
col_10
1
2
1
2
1
null
null