sql select syntax
select [all/distinct] <COL1>, <COL2>, <COL3>
from <TABLE_NAME>
[join <JOIN_CONDITION>]
[where <CONDITION>]
[group by <COLUMN_NAME>]
[having <SEARCH_CONDITION>]
[order by <SORT_SPECIFICATION>]
/*
Specifically for SQL -> Oracle
LEGEND:
[...] : optional entries
<...> : your specific entry
*/sql select from select
SELECT t1.*
FROM t1
WHERE t1.MY_FIELD = (SELECT t2.MY_FIELD
FROM t2
WHERE t2.MY_FIELD = t1.MY_FIELD);select in select sql
SELECT column1 = (SELECT column-name FROM table-name WHERE condition), column-names FROM table-name WEHRE conditionCopyright © 2021 Codeinu
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