mag3141592 commented on code in PR #30166:
URL: https://github.com/apache/airflow/pull/30166#discussion_r1143997386
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airflow/providers/common/sql/operators/sql.py:
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@@ -572,9 +596,16 @@ class SQLTableCheckOperator(BaseSQLOperator):
template_fields_renderers = {"sql": "sql"}
sql_check_template = """
- SELECT '{check_name}' AS check_name, MIN({check_name}) AS check_result
- FROM (SELECT CASE WHEN {check_statement} THEN 1 ELSE 0 END AS {check_name}
- FROM {table} {partition_clause}) AS sq
+ SELECT
+ '{check_name}' AS check_name,
+ COALESCE(MIN(is_valid), True) AS check_result,
+ COALESCE(MIN(num_rows), False) AS num_subquery_rows
Review Comment:
```suggestion
COALESCE(MIN(num_rows), 0) AS num_subquery_rows
```
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