39 lines
1.1 KiB
Bash
39 lines
1.1 KiB
Bash
#!/bin/bash
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set -e
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echo "== Fixing sequences across all databases =="
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for db in $(psql -Atqc "SELECT datname FROM pg_database WHERE datallowconn AND datname NOT IN ('template1','postgres')"); do
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echo "---- DB: $db ----"
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# Generate fix statements
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SQL=$(psql -d "$db" -Atqc "
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SELECT
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'SELECT setval(' ||
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quote_literal(pg_get_serial_sequence(quote_ident(n.nspname)||'.'||quote_ident(c.relname), a.attname)) ||
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', COALESCE(MAX(' || quote_ident(a.attname) || '), 0) + 1, false) FROM ' ||
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quote_ident(n.nspname)||'.'||quote_ident(c.relname) || ';'
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FROM pg_class c
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JOIN pg_namespace n ON n.oid = c.relnamespace
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JOIN pg_attribute a ON a.attrelid = c.oid
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WHERE c.relkind = 'r'
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AND a.attnum > 0
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AND NOT a.attisdropped
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AND pg_get_serial_sequence(quote_ident(n.nspname)||'.'||quote_ident(c.relname), a.attname) IS NOT NULL;
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")
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if [ -z "$SQL" ]; then
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echo "No sequences found in $db"
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continue
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fi
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echo "Fixing sequences in $db..."
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# Execute generated statements
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echo "$SQL" | psql -d "$db"
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done
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echo "== Done fixing sequences =="
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