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How to use handleRows method of main Package
Best Venom code snippet using main.handleRows
learnsqlite.go
Source:learnsqlite.go 
1package main2import (3 "database/sql"4 "fmt"5 "log"6 _ "github.com/mattn/go-sqlite3"7)8type animal struct {9 id int10 animalType string11 nickname string12 zone int13 age int14}15func main() {16 log.Println("Connect to database...")17 //connect to the database18 db, err := sql.Open("sqlite3", "dino.db")19 if err != nil {20 log.Fatal(err)21 }22 defer db.Close()23 err = createdatabase(db)24 if err != nil {25 log.Fatal(err)26 }27 err = insertsampledata(db)28 if err != nil {29 log.Fatal(err)30 }31 //general query with arguments32 rows, err := db.Query("select * from animals where age > $1", 5) //both $ and ? are supported33 handlerows(rows, err)34 //query a single row35 row := db.QueryRow("select * from animals where age > $1", 5)36 a := animal{}37 err = row.Scan(&a.id, &a.animalType, &a.nickname, &a.zone, &a.age)38 if err != nil {39 log.Fatal(err)40 }41 fmt.Println(a)42 /*43 //insert a row44 result, err := db.Exec("Insert into animals (animal_type,nickname,zone,age) values ('Carnotaurus', 'Carno', $1, $2)", 3, 22)45 if err != nil {46 log.Fatal(err)47 }48 fmt.Println(result.LastInsertId())49 fmt.Println(result.RowsAffected())50 //update a row51 res, err := db.Exec("Update animals set age = $1 where id = $2", 16, 2)52 if err != nil {53 log.Fatal(err)54 }55 fmt.Println(res.LastInsertId())56 fmt.Println(res.RowsAffected())57 */58 /*59 var id int60 db.QueryRow("Update animals set age = $1 where id = $2 returning id", 16, 2).Scan(&id)61 fmt.Println("id returned:", id)62 */63 /*64 //prepare queries to use them multiple times, this also improves performance because65 fmt.Println("Prepared statements... ")66 stmt, err := db.Prepare(" select * from animals where age > $1 ")67 if err != nil {68 log.Fatal(err)69 }70 defer stmt.Close()71 //let's try with age>572 rows, err = stmt.Query(5)73 handlerows(rows, err)74 //let's try with age>1075 rows, err = stmt.Query(10)76 handlerows(rows, err)77 testTransaction(db)78 */79}80func handlerows(rows *sql.Rows, err error) {81 if err != nil {82 log.Fatal(err)83 }84 defer rows.Close()85 animals := []animal{}86 for rows.Next() {87 a := animal{}88 err := rows.Scan(&a.id, &a.animalType, &a.nickname, &a.zone, &a.age)89 if err != nil {90 log.Println(err)91 continue92 }93 animals = append(animals, a)94 }95 if err := rows.Err(); err != nil {96 log.Fatal(err)97 }98 fmt.Println(animals)99}100func testTransaction(db *sql.DB) {101 fmt.Println("Transactions...")102 tx, err := db.Begin()103 if err != nil {104 log.Fatal(err)105 }106 defer tx.Rollback()107 stmt, err := tx.Prepare("select * from animals where age > $1")108 if err != nil {109 log.Fatal(err)110 }111 defer stmt.Close()112 rows, err := stmt.Query(15)113 handlerows(rows, err)114 rows, err = stmt.Query(16)115 handlerows(rows, err)116 results, err := tx.Exec("Update animals set age = $1 where id = $2", 17, 2)117 if err != nil {118 log.Fatal(err)119 }120 fmt.Println(results.RowsAffected())121 err = tx.Commit()122 if err != nil {123 log.Fatal(err)124 }125}126func createdatabase(db *sql.DB) error {127 _, err := db.Exec(`CREATE TABLE IF NOT EXISTS128 animals(id INTEGER PRIMARY KEY AUTOINCREMENT, 129 animal_type TEXT,130 nickname TEXT,131 zone INTEGER, 132 age INTEGER) `)133 return err134}135func insertsampledata(db *sql.DB) error {136 _, err := db.Exec(`insert INTO animals (animal_type,nickname,zone,age) 137 VALUES ('Tyrannosaurus rex','rex', 1, 10),138 ('Velociraptor', 'rapto', 2, 15)`)139 return err140}...
learnpostgresql.go
Source:learnpostgresql.go
1package main2import (3 "database/sql"4 "fmt"5 "log"6 _ "github.com/lib/pq"7)8type animal struct {9 id int10 animalType string11 nickname string12 zone int13 age int14}15func main() {16 //connect to the database17 db, err := sql.Open("postgres", "user=postgres dbname=dino sslmode=disable")18 if err != nil {19 log.Fatal(err)20 }21 defer db.Close()22 //general query with arguments23 rows, err := db.Query("select * from animals where age > $1", 5) //$ instead of ?24 handlerows(rows, err)25 //query a single row26 row := db.QueryRow("select * from animals where age > $1", 5)27 a := animal{}28 err = row.Scan(&a.id, &a.animalType, &a.nickname, &a.zone, &a.age)29 if err != nil {30 log.Fatal(err)31 }32 fmt.Println(a)33 /***34 //insert a row35 result, err := db.Exec("Insert into animals (animal_type,nickname,zone,age) values ('Carnotaurus', 'Carno', $1, $2)", 3, 22)36 if err != nil {37 log.Fatal(err)38 }39 fmt.Println(result.LastInsertId()) //not supported here40 fmt.Println(result.RowsAffected())41 */42 /*43 //update a row44 res, err := db.Exec("Update animals set age = $1 where id = $2", 16, 2)45 if err != nil {46 log.Fatal(err)47 }48 fmt.Println(res.LastInsertId()) //not supported here49 fmt.Println(res.RowsAffected())50 */51 /*52 var id int53 db.QueryRow("Update animals set age = $1 where id = $2 returning id", 16, 2).Scan(&id)54 fmt.Println("id returned:", id)55 */56 //prepare queries to use them multiple times, this also improves performance because57 fmt.Println("Prepared statements... ")58 stmt, err := db.Prepare(" select * from animals where age > $1 ")59 if err != nil {60 log.Fatal(err)61 }62 defer stmt.Close()63 //let's try with age>564 rows, err = stmt.Query(5)65 handlerows(rows, err)66 //let's try with age>1067 rows, err = stmt.Query(10)68 handlerows(rows, err)69 testTransaction(db)70}71func handlerows(rows *sql.Rows, err error) {72 if err != nil {73 log.Fatal(err)74 }75 defer rows.Close()76 animals := []animal{}77 for rows.Next() {78 a := animal{}79 err := rows.Scan(&a.id, &a.animalType, &a.nickname, &a.zone, &a.age)80 if err != nil {81 log.Println(err)82 continue83 }84 animals = append(animals, a)85 }86 if err := rows.Err(); err != nil {87 log.Fatal(err)88 }89 fmt.Println(animals)90}91func testTransaction(db *sql.DB) {92 fmt.Println("Transactions...")93 tx, err := db.Begin()94 if err != nil {95 log.Fatal(err)96 }97 defer tx.Rollback()98 stmt, err := tx.Prepare("select * from animals where age > $1")99 if err != nil {100 log.Fatal(err)101 }102 defer stmt.Close()103 rows, err := stmt.Query(15)104 handlerows(rows, err)105 rows, err = stmt.Query(17)106 handlerows(rows, err)107 results, err := tx.Exec("Update animals set age = $1 where id = $2", 18, 2)108 if err != nil {109 log.Fatal(err)110 }111 fmt.Println(results.RowsAffected())112 err = tx.Commit()113 if err != nil {114 log.Fatal(err)115 }116}...
handleRows
Using AI Code Generation
1func main() {2 main := new(Main)3 main.handleRows()4}5func main() {6 main := new(Main)7 main.handleRows()8}9func main() {10 main := new(Main)11 main.handleRows()12}13func main() {14 main := new(Main)15 main.handleRows()16}17func main() {18 main := new(Main)19 main.handleRows()20}21func main() {22 main := new(Main)23 main.handleRows()24}25func main() {26 main := new(Main)27 main.handleRows()28}29func main() {30 main := new(Main)31 main.handleRows()32}33func main() {34 main := new(Main)35 main.handleRows()36}37func main() {38 main := new(Main)39 main.handleRows()40}41func main() {42 main := new(Main)43 main.handleRows()44}45func main() {46 main := new(Main)47 main.handleRows()48}49func main() {50 main := new(Main)51 main.handleRows()52}53func main() {54 main := new(Main)55 main.handleRows()56}57func main() {58 main := new(Main)59 main.handleRows()60}
handleRows
Using AI Code Generation
1func main() {2 main := new(main)3 main.handleRows()4}5func main() {6 main := new(main)7 main.handleRows()8}9func main() {10 main := new(main)11 main.handleRows()12}13func main() {14 main := new(main)15 main.handleRows()16}17func main() {18 main := new(main)19 main.handleRows()20}21func main() {22 main := new(main)23 main.handleRows()24}25func main() {26 main := new(main)27 main.handleRows()28}29func main() {30 main := new(main)31 main.handleRows()32}33func main() {34 main := new(main)35 main.handleRows()36}37func main() {38 main := new(main)39 main.handleRows()40}41func main() {42 main := new(main)43 main.handleRows()44}45func main() {46 main := new(main)47 main.handleRows()48}49func main() {50 main := new(main)51 main.handleRows()52}53func main() {54 main := new(main)55 main.handleRows()56}57func main() {58 main := new(main)59 main.handleRows()60}
handleRows
Using AI Code Generation
1func main() {2 m := new(main)3 m.handleRows()4}5func main() {6 m := new(main)7 m.handleRows()8}9func main() {10 m := new(main)11 m.handleRows()12}
handleRows
Using AI Code Generation
1func main() {2}3func main() {4}5func main() {6}7The main() function will be present in the main package. The main
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