| --! qt:dataset:src_thrift |
| --! qt:dataset:src |
| set hive.fetch.task.conversion=more; |
| |
| DESCRIBE FUNCTION isnull; |
| DESCRIBE FUNCTION EXTENDED isnull; |
| |
| DESCRIBE FUNCTION isnotnull; |
| DESCRIBE FUNCTION EXTENDED isnotnull; |
| |
| |
| EXPLAIN |
| SELECT NULL IS NULL, |
| 1 IS NOT NULL, |
| 'my string' IS NOT NULL |
| FROM src |
| WHERE true IS NOT NULL LIMIT 1; |
| |
| |
| SELECT NULL IS NULL, |
| 1 IS NOT NULL, |
| 'my string' IS NOT NULL |
| FROM src |
| WHERE true IS NOT NULL LIMIT 1; |
| |
| |
| EXPLAIN |
| FROM src_thrift |
| SELECT src_thrift.lint IS NOT NULL, |
| src_thrift.lintstring IS NOT NULL, |
| src_thrift.mstringstring IS NOT NULL |
| WHERE src_thrift.lint IS NOT NULL |
| AND NOT (src_thrift.mstringstring IS NULL) LIMIT 1; |
| |
| |
| FROM src_thrift |
| SELECT src_thrift.lint IS NOT NULL, |
| src_thrift.lintstring IS NOT NULL, |
| src_thrift.mstringstring IS NOT NULL |
| WHERE src_thrift.lint IS NOT NULL |
| AND NOT (src_thrift.mstringstring IS NULL) LIMIT 1; |