Created
July 11, 2011 18:26
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| world_merc=# alter table world_merc add column blank text; | |
| ALTER TABLE | |
| world_merc=# select blank from world_merc limit 2; | |
| blank | |
| ------- | |
| (2 rows) | |
| world_merc=# select count(*) from world_merc where blank is null; | |
| count | |
| ------- | |
| 245 | |
| (1 row) |
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