Paweł Domański
13 lines
537 B
SQL
13 lines
537 B
SQL
-- Finding statistics level of a column ( orders.orderdate)
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-- statistics level range is 1-10000 ( where 100 means 1 percent,10000 means 100 percent)
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edbstore=> SELECT attname as column_name , attstattarget as stats_level FROM pg_attribute WHERE attrelid = (SELECT oid FROM pg_class WHERE relname = 'orders') and attname='orderdate';
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column_name | stats_level
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-------------+-------------
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orderdate | 1000
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(1 row)
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-- To change statistics level of a column:
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edbstore=> alter table orders alter column orderdate set statistics 1000; |