10 files changed, 116 insertions(+), 0 deletions(-)

A lista6/.envrc
A lista6/.gitignore
A lista6/ex-a.sql
A lista6/ex-b.sql
A lista6/ex-i.sql
A lista6/ex-j.sql
A lista6/ex-k.sql
A lista6/ex-l.sql
A lista6/flake.lock
A lista6/flake.nix

@@ 0,0 1,1 @@
+use flake

@@ 0,0 1,1 @@
+schema.sql

@@ 0,0 1,5 @@
+SELECT DISTINCT f_nome, cor
+    FROM fornecedores
+    NATURAL JOIN catalogo
+    NATURAL JOIN pecas
+    WHERE cor = 'vermelho';

@@ 0,0 1,5 @@
+SELECT DISTINCT f_nome
+    FROM fornecedores
+    NATURAL JOIN catalogo
+    NATURAL JOIN pecas
+    WHERE cor = 'vermelho' OR endereço = 'Sao Carlos';

@@ 0,0 1,6 @@
+SELECT p_id, COUNT(f_id)
+    FROM pecas
+    NATURAL JOIN catalogo
+    NATURAL JOIN fornecedores
+    GROUP BY p_id
+    HAVING COUNT(f_id) >= 2;

@@ 0,0 1,5 @@
+SELECT COUNT(p_id)
+    FROM catalogo
+    NATURAL JOIN fornecedores
+    WHERE f_nome = 'João';
+

@@ 0,0 1,6 @@
+-- K
+SELECT p_nome, MAX(preco), MIN(preco), AVG(preco)
+    FROM catalogo
+    NATURAL JOIN pecas
+    WHERE cor = 'verde'
+    GROUP BY p_nome;

@@ 0,0 1,6 @@
+-- L
+SELECT f_nome, COUNT(*)
+    FROM fornecedores
+    NATURAL JOIN catalogo
+    NATURAL JOIN pecas
+    GROUP BY f_nome;

@@ 0,0 1,43 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1634782485,
+        "narHash": "sha256-psfh4OQSokGXG0lpq3zKFbhOo3QfoeudRcaUnwMRkQo=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "34ad3ffe08adfca17fcb4e4a47bb5f3b113687be",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1634851050,
+        "narHash": "sha256-N83GlSGPJJdcqhUxSCS/WwW5pksYf3VP1M13cDRTSVA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c91f3de5adaf1de973b797ef7485e441a65b8935",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

@@ 0,0 1,38 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, utils }:
+    utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+        pname = "lista5";
+        group = [ "10856803" "11914601" "11816021" ];
+      in
+      rec {
+        packages.${pname} =
+          let
+            zipName = pkgs.lib.concatStringsSep "_" group;
+          in
+          pkgs.stdenv.mkDerivation {
+            inherit pname;
+            version = "1.0";
+            src = ./.;
+            dontConfigure = true;
+            buildInputs = with pkgs; [ zip ];
+            buildPhase = ''
+              zip ${zipName}.zip README ex*.sql
+            '';
+            installPhase = ''
+              mkdir -p $out
+              install -Dm644 ${zipName}.zip $out
+            '';
+          };
+        defaultPackage = packages.${pname};
+
+        devShell =
+          pkgs.mkShell { buildInputs = with pkgs; [ pgformatter sqls postgresql zip unzip ]; };
+      });
+}