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Commit 266b8d4

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php mysql website
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‎README.md‎

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# PHP + MySQL Website Example
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## Config project
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* Edit `web/config.php` with your database details
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```php
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$db_host = "localhost";
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$db_user = "username";
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$db_pass = "password";
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$db_name = "database";
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```
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* Place `web/` folder in your _apache_ server
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* Init database with `init/tables.sql`
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```ssh
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$ mysql -h hostname -u username -ppassword
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use database;
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mysql> source tables.sql;
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```
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## Run project
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* Insert example data in database (`init/insert_data.sql`)
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```ssh
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$ mysql -h hostname -u username -ppassword
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mysql> use database;
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mysql> source insert_data.sql;
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```
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* Browse to `http://hostname/index.php`
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‎init/insert_data.sql‎

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‎init/tables.sql‎

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CREATE TABLE IF NOT EXISTS utilizador (
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userid INT NOT NULL AUTO_INCREMENT,
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email VARCHAR(255) NOT NULL,
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nome VARCHAR(255) NOT NULL,
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password VARCHAR(255) NOT NULL,
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questao1 VARCHAR(255) NOT NULL,
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resposta1 VARCHAR(255) NOT NULL,
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questao2 VARCHAR(255),
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resposta2 VARCHAR(255),
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pais VARCHAR(45) NOT NULL,
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categoria VARCHAR(45) NOT NULL,
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PRIMARY KEY (userid),
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UNIQUE INDEX email_UNIQUE (email)
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);
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CREATE TABLE IF NOT EXISTS login (
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contador_login INT NOT NULL AUTO_INCREMENT,
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userid INT NOT NULL,
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sucesso TINYINT(1) NOT NULL,
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moment TIMESTAMP NOT NULL,
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PRIMARY KEY (contador_login),
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FOREIGN KEY (userid) REFERENCES utilizador (userid) ON DELETE CASCADE
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ON UPDATE CASCADE
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);
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CREATE TABLE IF NOT EXISTS sequencia (
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contador_sequencia INT NOT NULL AUTO_INCREMENT,
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moment TIMESTAMP NOT NULL,
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userid INT NOT NULL,
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PRIMARY KEY (contador_sequencia),
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FOREIGN KEY (userid) REFERENCES utilizador (userid) ON DELETE CASCADE
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ON UPDATE CASCADE
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);
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CREATE TABLE IF NOT EXISTS tipo_registo (
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userid INT NOT NULL,
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typecnt INT NOT NULL,
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nome MEDIUMTEXT NOT NULL,
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ativo TINYINT(1) NOT NULL,
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idseq INT NULL,
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ptypecnt INT,
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PRIMARY KEY (userid, typecnt),
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FOREIGN KEY (userid) REFERENCES utilizador (userid) ON DELETE CASCADE
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ON UPDATE CASCADE,
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FOREIGN KEY (userid, ptypecnt) REFERENCES tipo_registo (userid, typecnt),
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FOREIGN KEY (idseq) REFERENCES sequencia (contador_sequencia)
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);
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CREATE TABLE IF NOT EXISTS registo (
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userid INT NOT NULL,
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typecounter INT NOT NULL,
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regcounter INT NOT NULL,
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nome VARCHAR(1024),
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ativo TINYINT(1),
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idseq INT NULL,
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pregcounter INT,
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PRIMARY KEY (userid, regcounter, typecounter),
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FOREIGN KEY (idseq) REFERENCES sequencia (contador_sequencia),
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FOREIGN KEY (userid , typecounter) REFERENCES tipo_registo (userid , typecnt),
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FOREIGN KEY (userid, pregcounter, typecounter)
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REFERENCES registo (userid, regcounter, typecounter)
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);
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CREATE TABLE IF NOT EXISTS pagina (
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userid INT NOT NULL,
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pagecounter INT NOT NULL,
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nome VARCHAR(1024) NOT NULL,
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idseq INT NOT NULL,
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ativa TINYINT(1) NOT NULL,
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ppagecounter INT NULL,
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PRIMARY KEY (userid, pagecounter) ,
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FOREIGN KEY (userid) REFERENCES utilizador (userid) ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (idseq) REFERENCES sequencia (contador_sequencia),
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FOREIGN KEY (userid, ppagecounter) REFERENCES pagina (userid, pagecounter)
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);
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CREATE TABLE IF NOT EXISTS campo (
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userid INT NOT NULL,
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typecnt INT NOT NULL,
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campocnt INT NOT NULL,
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idseq INT NOT NULL,
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ativo TINYINT(1) NOT NULL,
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nome VARCHAR(1024) NOT NULL,
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pcampocnt INT,
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PRIMARY KEY (userid, typecnt, campocnt) ,
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FOREIGN KEY (userid , typecnt) REFERENCES tipo_registo (userid , typecnt)
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ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (idseq) REFERENCES sequencia (contador_sequencia),
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FOREIGN KEY (userid, typecnt, pcampocnt) REFERENCES campo (userid, typecnt, campocnt)
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);
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CREATE TABLE IF NOT EXISTS valor (
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userid INT NOT NULL,
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typeid INT NOT NULL,
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regid INT NOT NULL,
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campoid INT NOT NULL,
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valor LONGTEXT NULL,
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idseq INT NOT NULL,
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ativo TINYINT(1) NOT NULL,
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pcampoid INT,
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PRIMARY KEY (userid, regid, typeid, campoid) ,
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FOREIGN KEY (userid,typeid, campoid) REFERENCES campo (userid, typecnt , campocnt)
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ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (userid, regid, typeid) REFERENCES registo (userid , regcounter,typecounter)
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ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (idseq) REFERENCES sequencia (contador_sequencia),
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FOREIGN KEY (userid, regid, typeid, pcampoid) REFERENCES valor (userid, regid, typeid, campoid)
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);
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CREATE TABLE IF NOT EXISTS reg_pag(
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idregpag INT NOT NULL AUTO_INCREMENT,
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userid INT NOT NULL,
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pageid INT NOT NULL,
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typeid INT NOT NULL,
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regid INT NOT NULL,
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idseq INT NOT NULL,
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ativa TINYINT(1) NOT NULL,
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pidregpag INT,
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PRIMARY KEY (idregpag),
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FOREIGN KEY (userid ,pageid) REFERENCES pagina (userid,pagecounter)
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ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (userid, regid, typeid) REFERENCES registo (userid, regcounter, typecounter)
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ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (idseq) REFERENCES sequencia (contador_sequencia),
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FOREIGN KEY (pidregpag) REFERENCES reg_pag (idregpag)
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);
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‎sql/index.sql‎

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# query alinea a)
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SELECT AVG(quantos) q, userid FROM (
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SELECT COUNT(X.regid) quantos, P.pagecounter, P.userid FROM
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(SELECT * FROM pagina P2 WHERE P2.ativa=1) P LEFT OUTER JOIN ( SELECT * FROM
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(SELECT typeid as rptypeid,pageid,regid,ativa as rpativa FROM reg_pag RP2
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WHERE RP2.ativa=1) RP,
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(SELECT regcounter,userid,ativo as rativo FROM registo R2 WHERE R2.ativo=1) R,
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(SELECT typecnt,ativo as tativo FROM tipo_registo T2 WHERE T2.ativo=1) T
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WHERE RP.regid=R.regcounter AND RP.rptypeid=T.typecnt
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) X ON P.pagecounter=X.pageid
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GROUP BY P.pagecounter
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) a GROUP BY userid;
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# indices
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CREATE INDEX RegIndex ON
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registo(regcounter,ativo)
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USING BTREE;
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CREATE INDEX RegPagIndex ON
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reg_pag(regid,pageid,ativa)
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USING BTREE;
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CREATE INDEX PagIndex ON
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pagina(pagecounter,ativa)
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USING BTREE;
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CREATE INDEX TipoIndex ON
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tipo_registo(typecnt,ativo)
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USING BTREE;
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# query alinea b)
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SELECT P.userid, P.nome AS pagina, R.nome AS registo FROM registo R, reg_pag RP, pagina P, tipo_registo T
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WHERE RP.pageid=P.pagecounter AND RP.userid=P.userid AND R.regcounter=RP.regid AND R.userid=RP.userid AND R.typecounter=T.typecnt AND R.userid=T.userid AND R.ativo=1 AND RP.ativa=1 AND T.ativo=1 AND P.ativa=1
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#AND P.userid= AND P.pagecounter=;
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GROUP BY P.userid, P.pagecounter;
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# indices
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CREATE INDEX RegIndex ON
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registo(regcounter,ativo)
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USING BTREE;
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CREATE INDEX RegNomeIndex ON
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registo(regcounter,nome)
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USING BTREE;
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CREATE INDEX RegTypeIndex ON
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registo(regcounter,typecounter)
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USING BTREE;
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CREATE INDEX RegPagIndex ON
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reg_pag(regid,pageid,ativa)
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USING BTREE;
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CREATE INDEX PagIndex ON
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pagina(pagecounter,ativa)
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USING BTREE;
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CREATE INDEX TipoIndex ON
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tipo_registo(typecnt,ativo)
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USING BTREE;

‎sql/parte1.sql‎

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/* Pergunta 1 */
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SELECT nome FROM Tipos WHERE email='Manuel@notebook.pt';
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/* Pergunta 2 */
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SELECT DISTINCT email FROM Historico WHERE accao='login_fail';
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/* Pergunta 3 */
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SELECT nascimento FROM Utilizadores WHERE email IN
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(
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SELECT email FROM
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(
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SELECT * FROM Registos WHERE nome="facebook"
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INTERSECT
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SELECT * FROM Paginas WHERE nome="facebook"
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)
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);

‎sql/parte2.sql‎

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#SECCAO2
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#alinea a)
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SELECT userid FROM utilizador U WHERE
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(SELECT COUNT(*) FROM login WHERE sucesso=0 AND userid=U.userid)
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>
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(SELECT COUNT(*) FROM login WHERE sucesso=1 AND userid=U.userid)
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#alinea b)
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SELECT a.regid, a.userid FROM (
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SELECT COUNT(P.pagecounter) rpaginas, P.userid, P.pagecounter, RP.regid
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FROM pagina P LEFT OUTER JOIN reg_pag RP ON P.userid=RP.userid AND P.pagecounter=RP.pageid
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WHERE P.ativa=1 AND RP.ativa=1
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GROUP BY RP.regid
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) a, (
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SELECT COUNT(P.pagecounter) as upaginas, P.userid
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FROM pagina P WHERE P.ativa=1 GROUP BY P.userid
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) b, registo R, tipo_registo T
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WHERE a.userid=b.userid AND R.regcounter=a.regid AND R.typecounter=T.typecnt AND R.userid=T.userid
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AND rpaginas=upaginas AND R.ativo=1 AND T.ativo=1
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#alinea c)
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DROP TEMPORARY TABLE IF EXISTS media1,media2;
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CREATE TEMPORARY TABLE media1 AS (
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SELECT AVG(quantos) q, userid FROM (
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SELECT COUNT(X.regid) quantos, P.pagecounter, P.userid FROM
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(SELECT * FROM pagina P2 WHERE P2.ativa=1) P LEFT OUTER JOIN ( SELECT * FROM
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(SELECT typeid as rptypeid,pageid,regid,ativa as rpativa FROM reg_pag RP2 WHERE RP2.ativa=1) RP,
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(SELECT regcounter,userid,ativo as rativo FROM registo R2 WHERE R2.ativo=1) R,
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(SELECT typecnt,ativo as tativo FROM tipo_registo T2 WHERE T2.ativo=1) T
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WHERE RP.regid=R.regcounter AND RP.rptypeid=T.typecnt
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) X ON P.pagecounter=X.pageid
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GROUP BY P.pagecounter
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) a GROUP BY userid
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);
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CREATE TEMPORARY TABLE media2 AS (SELECT * FROM media1);
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SELECT userid FROM media1 WHERE q=(SELECT max(q) FROM media2);
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#alinea d)
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SELECT userid FROM (
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SELECT X.userid,X.regid,X.pageid, X.typeid FROM (
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SELECT P.userid,RP.regid,RP.pageid, RP.typeid FROM pagina P LEFT OUTER JOIN reg_pag RP
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ON P.userid=RP.userid AND P.pagecounter=RP.pageid
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WHERE P.ativa=1 AND RP.ativa=1
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) X, registo R, tipo_registo T WHERE X.userid=R.userid AND X.regid=R.regcounter AND X.userid=T.userid AND X.typeid=T.typecnt AND R.ativo=1 AND T.ativo=1
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GROUP BY X.pageid
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HAVING COUNT(DISTINCT X.typeid) =(SELECT COUNT(DISTINCT T.typecnt) FROM tipo_registo T WHERE T.userid=X.userid AND T.ativo=1)
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) a
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GROUP BY a.userid
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HAVING COUNT(pageid)=(SELECT COUNT(pagecounter) FROM pagina PP WHERE PP.userid=a.userid AND PP.ativa=1)
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