bool_and aggregate function
Applies to: 
Databricks SQL Databricks Runtime
Returns true if all values in expr are true within the group.
This function is a synonym for every aggregate function.
Syntax
bool_and(expr) [FILTER ( WHERE cond ) ]
This function can also be invoked as a window function using the OVER clause.
Arguments
expr: A BOOLEAN expression.cond: An optional boolean expression filtering the rows used for aggregation.
Returns
A BOOLEAN.
Examples
SQL
> SELECT bool_and(col) FROM VALUES (true), (true), (true) AS tab(col);
true
> SELECT bool_and(col) FROM VALUES (NULL), (true), (true) AS tab(col);
true
> SELECT bool_and(col) FROM VALUES (true), (false), (true) AS tab(col);
false
> SELECT bool_and(col1) FILTER(WHERE col2 = 1)
FROM VALUES (true, 1), (false, 2), (true, 1) AS tab(col1, col2);
true