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Update TODO.md

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Original file line number	Diff line number	Diff line change
`@@ -878,4 +878,26 @@ order by s.calls_total desc,`
`878`	`878`	`n.nspname,`
`879`	`879`	`c.relname`
`880`	`880`	`limit 100;`
`881`		-```
	`881`	+```
	`882`	`+`
	`883`	`+# Как получить список всех временных таблиц текущей базы данных и их размер?`
	`884`	`+`
	`885`	+```sql
	`886`	`+SELECT`
	`887`	`+ n.nspname as SchemaName,`
	`888`	`+ c.relname as RelationName,`
	`889`	`+ CASE c.relkind`
	`890`	`+ WHEN 'r' THEN 'table'`
	`891`	`+ WHEN 'v' THEN 'view'`
	`892`	`+ WHEN 'i' THEN 'index'`
	`893`	`+ WHEN 'S' THEN 'sequence'`
	`894`	`+ WHEN 's' THEN 'special'`
	`895`	`+ END as RelationType,`
	`896`	`+ pg_catalog.pg_get_userbyid(c.relowner) as RelationOwner,`
	`897`	`+ pg_size_pretty(pg_relation_size(n.nspname \|\|'.'\|\| c.relname)) as RelationSize`
	`898`	`+FROM pg_catalog.pg_class c`
	`899`	`+LEFT JOIN pg_catalog.pg_namespace AS n ON n.oid = c.relnamespace`
	`900`	`+WHERE c.relkind IN ('r','s')`
	`901`	`+AND (n.nspname !~ '^pg_toast' and nspname like 'pg_temp%')`
	`902`	`+ORDER BY pg_relation_size(n.nspname \|\|'.'\|\| c.relname) DESC;`
	`903`	+```

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