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How to reset postgres' primary key sequence when it falls out of sync?
postgresql
primary-key
database-sequence
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How do I (or can I) SELECT DISTINCT on multiple columns?
sql
postgresql
duplicates
distinct
sql-update
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PostgreSQL unnest() with element number
arrays
sql
postgresql
window-functions
set-returning-functions
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Sort by column ASC, but NULL values first?
sql
null
postgresql
sql-order-by
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Refactor a PL/pgSQL function to return the output of various SELECT queries
sql
database
postgresql
plpgsql
dynamic-sql
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