Created
May 1, 2013 13:10
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reset all sequences on a postgres db
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SELECT 'SELECT SETVAL(' ||quote_literal(S.relname)|| ', MAX(' ||quote_ident(C.attname)|| ') ) FROM ' ||quote_ident(T.relname)|| ';' | |
FROM pg_class AS S, pg_depend AS D, pg_class AS T, pg_attribute AS C | |
WHERE S.relkind = 'S' | |
AND S.oid = D.objid | |
AND D.refobjid = T.oid | |
AND D.refobjid = C.attrelid | |
AND D.refobjsubid = C.attnum | |
ORDER BY S.relname; |
-- Tested with PostgreSQL 16
-- Source: https://wiki.postgresql.org/wiki/Fixing_Sequences
SELECT
'SELECT SETVAL(' ||
quote_literal(quote_ident(sequence_namespace.nspname) || '.' || quote_ident(class_sequence.relname)) ||
', COALESCE(MAX(' ||quote_ident(pg_attribute.attname)|| '), 1) ) FROM ' ||
quote_ident(table_namespace.nspname)|| '.'||quote_ident(class_table.relname)|| ';'
FROM pg_depend
INNER JOIN pg_class AS class_sequence
ON class_sequence.oid = pg_depend.objid
AND class_sequence.relkind = 'S'
INNER JOIN pg_class AS class_table
ON class_table.oid = pg_depend.refobjid
INNER JOIN pg_attribute
ON pg_attribute.attrelid = class_table.oid
AND pg_depend.refobjsubid = pg_attribute.attnum
INNER JOIN pg_namespace as table_namespace
ON table_namespace.oid = class_table.relnamespace
INNER JOIN pg_namespace AS sequence_namespace
ON sequence_namespace.oid = class_sequence.relnamespace
ORDER BY sequence_namespace.nspname, class_sequence.relname;
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Great, thank you very much
For me I had to make a small change on it to make it work:
Just moved quotes