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SQL TutorialSelect查询SELECT column1, column2, ...FROM table_name;SELECT * FROM table_name;Select Distinct选择不同的项SELECT DISTINCT column1, column2, ...FROM table_name;where范围选择SELECT column1, column2, ...FROM table_nameWHERE condition;sy

文章目录SQL DatabaseCREATE/DROP DBBACKUPCREATE/DROP TABLEALTAERCONSTRAINT(约束)SQL StatementLIKEWildcards(通配符)INBETWEENAliasjoinuinonGroup ByHavingExistAny/AllSLECT INTOINSERT INTO SELECTCASEFULL Functions...