Make all text fit sql slides

lectures/07-sql/exec/exec.go

@@ -7,7 +7,11 @@ import (
 )
 
 func Exec(ctx context.Context, db *sql.DB) {
-	res, err := db.ExecContext(ctx, "UPDATE users SET name = $1 WHERE id = $2", "William Mandella", 1)
+	res, err := db.ExecContext(
+		ctx,
+		"UPDATE users SET name = $1 WHERE id = $2",
+		"William Mandella", 1,
+	)
 	if err != nil {
 		log.Fatal(err)
 	}

lectures/07-sql/hasql/open.go

@@ -12,7 +12,7 @@ func Open() {
 	dbFoo, _ := sql.Open("pgx", "host=foo")
 	dbBar, _ := sql.Open("pgx", "host=bar")
 	cluster, err := hasql.NewCluster(
-		[]hasql.Node{hasql.NewNode("foo", dbFoo), hasql.NewNode("bar", dbBar) },
+		[]hasql.Node{hasql.NewNode("foo", dbFoo), hasql.NewNode("bar", dbBar)},
 		checkers.PostgreSQL,
 	)
 	if err != nil {

lectures/07-sql/resources/tx.go

@@ -13,7 +13,8 @@ func TxExhaust(ctx context.Context, db *sql.DB) {
 		return
 	}
 
-	if _, err = tx.ExecContext(ctx, `UPDATE users SET name = "Surl/Tesh-echer" WHERE id = 1`); err != nil {
+	_, err = tx.ExecContext(ctx, `UPDATE users SET name = "Surl/Tesh-echer" WHERE id = 1`)
+	if err != nil {
 		log.Println(err)
 		return
 	}

lectures/07-sql/sql.slide

@@ -100,16 +100,14 @@ database/sql
 
 .code prepare/prepare.go /^func Prepare/,/^}/
 
-* *sql.DB - это пул коннектов
-
-* Настройка DB
+* Настройка *sql.DB
 
 - func (db *DB) SetConnMaxIdleTime(d time.Duration)
 - func (db *DB) SetConnMaxLifetime(d time.Duration)
 - func (db *DB) SetMaxIdleConns(n int)
 - func (db *DB) SetMaxOpenConns(n int)
 
-* Статистика DB
+* Статистика *sql.DB
 
 - func (db *DB) Stats() DBStats
 

lectures/07-sql/tx/tx.go

@@ -13,7 +13,8 @@ func Begin(ctx context.Context, db *sql.DB) {
 	}
 	defer tx.Rollback()
 
-	if _, err = tx.ExecContext(ctx, `UPDATE users SET name = "Tyador Borlú" WHERE id = 1`); err != nil {
+	_, err = tx.ExecContext(ctx, `UPDATE users SET name = "Tyador Borlú" WHERE id = 1`)
+	if err != nil {
 		log.Fatal(err)
 	}