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10 lines
456 B
SQL
10 lines
456 B
SQL
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select JSONExtract('{"a": "123", "b": 456, "c": [7, 8, 9]}', 'Tuple(a String, b String, c String)');
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with '{"string_value":null}' as json select JSONExtract(json, 'string_value', 'Nullable(String)');
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with '{"string_value":null}' as json select JSONExtract(json, 'string_value', 'LowCardinality(Nullable(String))');
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select JSONExtractString('{"a": 123}', 'a');
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select JSONExtractString('{"a": "123"}', 'a');
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select JSONExtractString('{"a": null}', 'a');
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