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Category > Computer Science Posted 11 Dec 2017 My Price 10.00

explain the tables and the relationships between the tables

With the data dictionary diagram of the database in attached file, explain the tables and the relationships between the tables. Be specific and thorough about the relationships..DB_APEX_016.ATTENDANCES P * ATTND_ID VARCHAR2 (3 BYTE) F * ATTND_WKSHP_ID VARCHAR2 (3 BYTE) F * ATTND_STDID VARCHAR2 (10 BYTE) PK_ATTEND (ATTND_ID) FK_STUDENTS (ATTND_STDID) FK_WORKSHOPS (ATTND_WKSHP_ID) PK_ATTEND (ATTND_ID) DB_APEX_016.WORKSHOPS P * WKSHP_ID VARCHAR2 (3 BYTE) * WKSHP_NAME VARCHAR2 (30 BYTE) PK_WORKSHOPS (WKSHP_ID) PK_WORKSHOPS (WKSHP_ID) DB_APEX_016.STDMAJOR_LOOKUP P * STDMAJOR_ID NUMBER U * STDMAJOR VARCHAR2 (4000 BYTE) STDMAJOR_LOOKUP_PK (STDMAJOR_ID) UNIQ_STDMAJOR (STDMAJOR) UNIQ_STDMAJOR (STDMAJOR) DB_APEX_016.TEAMS P * TEAMID VARCHAR2 (8 BYTE) U * TEAM_NAME VARCHAR2 (30 BYTE) F PROJECTID NUMBER PK_TEAMID (TEAMID) UNIQ_TEAM (TEAM_NAME) FK_PROJID (PROJECTID) PK_TEAMID (TEAMID) UNIQ_TEAM (TEAM_NAME) DB_APEX_016.STUDENTS P * STDID VARCHAR2 (4 BYTE) U * STDUSERID VARCHAR2 (8 BYTE) * STDFNAME VARCHAR2 (12 BYTE) * STDLNAME VARCHAR2 (13 BYTE) F STD_TEAMID VARCHAR2 (8 BYTE) F STDMAJOR_ID NUMBER PK_STDID (STDID) UNIQ_STDUSERID (STDUSERID) FK_TEAMID (STD_TEAMID) SYS_C0018534 (STDMAJOR_ID) PK_STDID (STDID) UNIQ_STDUSERID (STDUSERID) DB_APEX_016.PROJECTS P * PROJECTID NUMBER * PROJ_NAME VARCHAR2 (45 BYTE) PROJ_CLIENT VARCHAR2 (35 BYTE) PK_PROJECTID (PROJECTID) PK_PROJECTID (PROJECTID) DB_APEX_016.EVALUATIONS P * EVAL_ID NUMBER F * EVALUATORID VARCHAR2 (4 BYTE) F * EVALUATEEID VARCHAR2 (4 BYTE) EVALSEMESTER VARCHAR2 (10 BYTE) EVALYEAR NUMBER (*,0) PK_EVAL (EVAL_ID) FK_EVALUATEEID (EVALUATEEID) FK_EVALUATORID (EVALUATORID) PK_EVAL (EVAL_ID) DB_APEX_016.EVAL_ITEMS P * EVAL_ITEM_ID VARCHAR2 (3 BYTE) U * EVAL_ITEM_CODE VARCHAR2 (13 BYTE) * EVAL_DESCRIP VARCHAR2 (35 BYTE) PK_EVAL_ITEMS_ID (EVAL_ITEM_ID) UNQ_EVAL_ITEM_CODE (EVAL_ITEM_CODE) PK_EVAL_ITEMS_ID (EVAL_ITEM_ID) UNQ_EVAL_ITEM_CODE (EVAL_ITEM_CODE) DB_APEX_016.EVAL_ITEM_SCORES P * EVAL_SCORE_ID NUMBER F * EVAL_ID NUMBER F * EVAL_ITEM_ID VARCHAR2 (3 BYTE) * SCORE NUMBER PK_EVAL_ITEM_SCORE (EVAL_SCORE_ID) FK_EVAL_ID (EVAL_ID) FK_EVAL_ITEM_ID (EVAL_ITEM_ID) PK_EVAL_ITEM_SCORE (EVAL_SCORE_ID)

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SophiaPretty
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Status NEW Posted 11 Dec 2017 11:12 AM My Price 10.00

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