sql create temp table from select的相關公司資訊
Using Temporary Tables in SQL Statements

Using Temporary Tables in SQL Statements

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日期:2025-09-27
Temporary tables can be used in the SQL statement wherever the regular tables can be used. To identify a ... Examples: // Create a temporary table named Temp1 with two columns ... database. SELECT deptnum, count(*) as NumEmployees....看更多