{"id":3144,"date":"2019-08-20T22:36:34","date_gmt":"2019-08-20T20:36:34","guid":{"rendered":"http:\/\/van-maanen.com\/?p=3144"},"modified":"2019-08-20T22:36:34","modified_gmt":"2019-08-20T20:36:34","slug":"oracle-package","status":"publish","type":"post","link":"http:\/\/archief.van-maanen.com\/?p=3144","title":{"rendered":"Oracle package"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">This programme contains a package along with a calling programma that uses this package. Let me first provide the package itself.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The code:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">CREATE OR REPLACE PACKAGE employee_data \nAS\n  TYPE employee_cv_type IS REF CURSOR RETURN employee%ROWTYPE; \n  PROCEDURE open_employee_data (\n           employee_cv   IN OUT employee_cv_type,\n           x_dno         IN     employee.dno%TYPE);  \n  PROCEDURE fetch_employee_data (\n           employee_cv      IN    employee_cv_type,\n           employee_output  OUT   VARCHAR2); \n END employee_data;\n \/ \n\n CREATE OR REPLACE PACKAGE BODY employee_data \n AS \n PROCEDURE open_employee_data (\n     employee_cv   IN OUT employee_cv_type,\n     x_dno         IN     employee.dno%TYPE) \n   IS\n   BEGIN \n   OPEN employee_cv FOR\n      SELECT *\n      FROM employee\n      WHERE employee.dno = x_dno;\n END open_employee_data; \n PROCEDURE fetch_employee_data (\n     employee_cv      IN    employee_cv_type,\n     employee_output  OUT   VARCHAR2) \n   IS \nemployee_row  employee%ROWTYPE;\n BEGIN \n  FETCH employee_cv INTO employee_row;\n  employee_output := employee_row.lname || ' ' || employee_row.salary;\n END fetch_employee_data; \n END employee_data; <\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">The calling programme looks like:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">DECLARE\n   department_number  employee.dno%TYPE := 5;\n   employee_cv        employee_data.employee_cv_type;\n   employee_output    VARCHAR2(1000); \nBEGIN\n  employee_data.open_employee_data (employee_cv, department_number);\n  LOOP \n   employee_data.fetch_employee_data (employee_cv, employee_output);\n    EXIT WHEN employee_cv%NOTFOUND;\n    dbms_output.put_line (employee_output); \n  END LOOP; \nEND;<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This programme contains a package along with a calling programma that uses this package. Let me first provide the package itself. The code: CREATE OR REPLACE PACKAGE employee_data AS TYPE employee_cv_type IS REF CURSOR RETURN employee%ROWTYPE; PROCEDURE open_employee_data ( employee_cv IN OUT employee_cv_type, x_dno IN employee.dno%TYPE); PROCEDURE fetch_employee_data ( employee_cv IN employee_cv_type, employee_output OUT VARCHAR2); [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-3144","post","type-post","status-publish","format-standard","hentry","category-allgemein"],"_links":{"self":[{"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=\/wp\/v2\/posts\/3144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3144"}],"version-history":[{"count":0,"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=\/wp\/v2\/posts\/3144\/revisions"}],"wp:attachment":[{"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3144"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/archief.van-maanen.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}