wizards & builders gmbh sql-befehle von foxpro grundlagen der sql- programmierung mit microsoft...

Wizards & Wizards & Builders GmbH Builders GmbH

SQL-Befehle von FoxProSQL-Befehle von FoxPro

Grundlagen der SQL-Grundlagen der SQL-Programmierung mit Programmierung mit

Microsoft Visual FoxProMicrosoft Visual FoxPro


Diese Schulung dient zur Einführung in die Grundlagen der Standard Query Language (SQL)

und deren Anwendung in Microsoft Visual FoxPro


ThemenübersichtThemenübersicht

DefintionenDefintionen CREATE TABLECREATE TABLE ALTER TABLEALTER TABLE SQL-SELECTSQL-SELECT


Umfangreichere BefehleUmfangreichere Befehle

USEUSE Norequery, NodataNorequery, Nodata Online, AdminOnline, Admin

CREATE TABLECREATE TABLE ALTER TABLEALTER TABLE SQL-SELECTSQL-SELECT

WHERE, GROUP/HAVING, JOINSWHERE, GROUP/HAVING, JOINS


SQL-HistorieSQL-Historie

in den 70ern von IBM entwickelt 1986 1.ANSI Standard 1987 ISO Standard 1989 2. ANSI Standard, Level I und II 1992 3.ANSI Standard, SQL2 an SQL3 wird zur Zeit gearbeitet


SQL-CreateSQL-Create

CREATE TABLE TableName1 CREATE TABLE TableName1 NAME LongTableName [FREE]NAME LongTableName [FREE] (FieldName1 FieldType (nFieldWidth , nPrecision)(FieldName1 FieldType (nFieldWidth , nPrecision) NULL | NOT NULLNULL | NOT NULL CHECK ERROR cMessageText1CHECK ERROR cMessageText1 DEFAULT WertDEFAULT Wert PRIMARY KEY | UNIQUEPRIMARY KEY | UNIQUE REFERENCES TableName2 TAG TagName1REFERENCES TableName2 TAG TagName1 NOCPTRANSNOCPTRANS FOREIGN KEY eExpression4 TAG TagName4 [NODUP]FOREIGN KEY eExpression4 TAG TagName4 [NODUP] FROM ARRAY ArrayNameFROM ARRAY ArrayName


SQL-AlterTableSQL-AlterTable

ALTER TABLE TableName1ALTER TABLE TableName1 [ADD / ALTER / DROP [COLUMN] FieldName3][ADD / ALTER / DROP [COLUMN] FieldName3] [SET CHECK lExpression3 [ERROR cMessageText3]][SET CHECK lExpression3 [ERROR cMessageText3]] [DROP CHECK][DROP CHECK] [ADD PRIMARY KEY eExpression3 TAG TagName2][ADD PRIMARY KEY eExpression3 TAG TagName2] [DROP PRIMARY KEY][DROP PRIMARY KEY] [ADD UNIQUE eExpression4 [TAG TagName3]][ADD UNIQUE eExpression4 [TAG TagName3]] [DROP UNIQUE TAG TagName4][DROP UNIQUE TAG TagName4] [ADD FOREIGN KEY [eExpression5] TAG TagName4[ADD FOREIGN KEY [eExpression5] TAG TagName4 REFERENCES TableName2 [TAG TagName5]]REFERENCES TableName2 [TAG TagName5]] [DROP FOREIGN KEY TAG TagName6 [SAVE]][DROP FOREIGN KEY TAG TagName6 [SAVE]] [RENAME COLUMN FieldName4 TO FieldName5][RENAME COLUMN FieldName4 TO FieldName5] [NOVALIDATE][NOVALIDATE]


SQL-SelectSQL-Select

SELECT [ALL | DISTINCT] [TOP nExpr [PERCENT]]SELECT [ALL | DISTINCT] [TOP nExpr [PERCENT]] [Alias.] Select_Item [AS Column_Name][Alias.] Select_Item [AS Column_Name] FROM [FORCE] [DatabaseName!]Table [Local_Alias]FROM [FORCE] [DatabaseName!]Table [Local_Alias] [[INNER | LEFT [OUTER] | RIGHT [OUTER] | FULL [OUTER] JOIN[[INNER | LEFT [OUTER] | RIGHT [OUTER] | FULL [OUTER] JOIN DatabaseName!]Table [Local_Alias] [ON JoinCondition …]DatabaseName!]Table [Local_Alias] [ON JoinCondition …] [[INTO Destination] [TO FILE [ADDITIVE] | TO PRINTER [[INTO Destination] [TO FILE [ADDITIVE] | TO PRINTER

[PROMPT] [PROMPT] [PREFERENCE PreferenceName][PREFERENCE PreferenceName] [NOCONSOLE] [PLAIN] [NOWAIT][NOCONSOLE] [PLAIN] [NOWAIT] [WHERE JoinCondition [AND / OR JoinCondition ...][WHERE JoinCondition [AND / OR JoinCondition ...] [GROUP BY GroupColumn [, GroupColumn ...]][GROUP BY GroupColumn [, GroupColumn ...]] [HAVING FilterCondition][HAVING FilterCondition] [UNION [ALL] SELECTCommand][UNION [ALL] SELECTCommand] [ORDER BY Order_Item [ASC | DESC][ORDER BY Order_Item [ASC | DESC]


Vielen Dank!Vielen Dank!

Das waren die Themen:Das waren die Themen: HistorieHistorie CREATECREATE ALTER TABLEALTER TABLE SELECTSELECT


Wenn Fragen bestehen:Wenn Fragen bestehen:

Wizards & BuildersWizards & BuildersMethodische Software-Methodische Software-

Entwicklung GmbHEntwicklung GmbH

Frankfurter Str. 21bFrankfurter Str. 21b

61476 Kronberg61476 Kronberg

Tel.: 06173-950906Tel.: 06173-950906

Fax: 06173-950907Fax: 06173-950907

CIS: 101605,175CIS: 101605,175

wizards & builders gmbh sql-befehle von foxpro grundlagen der sql- programmierung mit microsoft...

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