diff --git a/cmd/sql-migrate/examples/lite-todos/.gitignore b/cmd/sql-migrate/examples/lite-todos/.gitignore new file mode 100644 index 0000000..2c2e9e5 --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/.gitignore @@ -0,0 +1,3 @@ +lite-todos +*.db +.env diff --git a/cmd/sql-migrate/examples/lite-todos/demo.go b/cmd/sql-migrate/examples/lite-todos/demo.go new file mode 100644 index 0000000..2cdae25 --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/demo.go @@ -0,0 +1,174 @@ +package main + +import ( + "context" + "crypto/rand" + "database/sql" + "encoding/hex" + "fmt" + "strings" +) + +func runAdd(ctx context.Context, db *sql.DB, args []string) error { + if len(args) == 0 { + return fmt.Errorf("add requires a title") + } + + title := strings.Join(args, " ") + id := mustRandomHex(4) + + _, err := db.ExecContext( + ctx, + "INSERT INTO todos (id, title) VALUES (?, ?)", + id, + title, + ) + if err != nil { + return fmt.Errorf("creating todo: %w", err) + } + + fmt.Printf("Created: %s %s\n", id, title) + return nil +} + +func runList(ctx context.Context, db *sql.DB, args []string) error { + rows, err := db.QueryContext( + ctx, + "SELECT id, title, status, completed_at, priority FROM todos ORDER BY created_at", + ) + if err != nil { + return fmt.Errorf("listing todos: %w", err) + } + defer func() { _ = rows.Close() }() + + count := 0 + for rows.Next() { + var ( + id string + title string + status string + completedAt sql.NullString + priority int32 + ) + if err := rows.Scan(&id, &title, &status, &completedAt, &priority); err != nil { + return fmt.Errorf("scanning todo: %w", err) + } + + displayStatus := status + if completedAt.Valid { + displayStatus = fmt.Sprintf("done %s", completedAt.String[:10]) + } + pri := "" + if priority > 0 { + pri = fmt.Sprintf(" [p%d]", priority) + } + fmt.Printf(" %s %-10s %s%s\n", id, displayStatus, title, pri) + count++ + } + if err := rows.Err(); err != nil { + return fmt.Errorf("reading todos: %w", err) + } + + if count == 0 { + fmt.Println("No todos.") + } + + return nil +} + +func runDone(ctx context.Context, db *sql.DB, args []string) error { + if len(args) == 0 { + return fmt.Errorf("done requires a todo ID") + } + + result, err := db.ExecContext( + ctx, + "UPDATE todos SET status = 'done', completed_at = datetime('now') WHERE id = ?", + args[0], + ) + if err != nil { + return fmt.Errorf("marking done: %w", err) + } + + n, _ := result.RowsAffected() + if n == 0 { + return fmt.Errorf("todo %q not found", args[0]) + } + + fmt.Printf("Done: %s\n", args[0]) + return nil +} + +func runRm(ctx context.Context, db *sql.DB, args []string) error { + if len(args) == 0 { + return fmt.Errorf("rm requires a todo ID") + } + + result, err := db.ExecContext( + ctx, + "DELETE FROM todos WHERE id = ?", + args[0], + ) + if err != nil { + return fmt.Errorf("deleting todo: %w", err) + } + + n, _ := result.RowsAffected() + if n == 0 { + return fmt.Errorf("todo %q not found", args[0]) + } + + fmt.Printf("Deleted: %s\n", args[0]) + return nil +} + +func runSeed(ctx context.Context, db *sql.DB) error { + type seedTodo struct { + ID string + Title string + } + + todos := []seedTodo{ + {ID: "seed0010", Title: "Review Q2 financial reports"}, + {ID: "seed0011", Title: "Update SSL certificates"}, + {ID: "seed0020", Title: "Deploy v2.3.1 to staging"}, + {ID: "seed0021", Title: "Rotate API keys"}, + {ID: "seed0022", Title: "Audit access logs"}, + } + + for _, t := range todos { + _, err := db.ExecContext( + ctx, + "INSERT OR IGNORE INTO todos (id, title) VALUES (?, ?)", + t.ID, + t.Title, + ) + if err != nil { + return fmt.Errorf("seeding todo %q: %w", t.Title, err) + } + fmt.Printf(" Todo: %s %s\n", t.ID, t.Title) + } + + // Mark two as done + for _, id := range []string{"seed0010", "seed0011"} { + _, err := db.ExecContext( + ctx, + "UPDATE todos SET status = 'done', completed_at = datetime('now') WHERE id = ? AND status != 'done'", + id, + ) + if err != nil { + return fmt.Errorf("seeding mark done %s: %w", id, err) + } + } + + fmt.Println("Seed complete.") + return nil +} + +func mustRandomHex(n int) string { + b := make([]byte, n) + if _, err := rand.Read(b); err != nil { + panic(err) + } + return hex.EncodeToString(b) +} diff --git a/cmd/sql-migrate/examples/lite-todos/go.mod b/cmd/sql-migrate/examples/lite-todos/go.mod new file mode 100644 index 0000000..49c456e --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/go.mod @@ -0,0 +1,23 @@ +module github.com/therootcompany/golib/cmd/sql-migrate/examples/lite-todos + +go 1.26.1 + +require ( + github.com/joho/godotenv v1.5.1 + github.com/therootcompany/golib/database/sqlmigrate v1.0.2 + github.com/therootcompany/golib/database/sqlmigrate/litemigrate v1.0.2 + modernc.org/sqlite v1.37.1 +) + +require ( + github.com/dustin/go-humanize v1.0.1 // indirect + github.com/google/uuid v1.6.0 // indirect + github.com/mattn/go-isatty v0.0.20 // indirect + github.com/ncruces/go-strftime v0.1.9 // indirect + github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect + golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0 // indirect + golang.org/x/sys v0.33.0 // indirect + modernc.org/libc v1.65.7 // indirect + modernc.org/mathutil v1.7.1 // indirect + modernc.org/memory v1.11.0 // indirect +) diff --git a/cmd/sql-migrate/examples/lite-todos/go.sum b/cmd/sql-migrate/examples/lite-todos/go.sum new file mode 100644 index 0000000..e9299af --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/go.sum @@ -0,0 +1,53 @@ +github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY= +github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto= +github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs= +github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA= +github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0= +github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= +github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0= +github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4= +github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY= +github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y= +github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4= +github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls= +github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE= +github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo= +github.com/therootcompany/golib/database/sqlmigrate v1.0.2 h1:hcmhYyUFVj/GqyChP+0Ry2WZCHnoruFMbsy+2KVzsfA= +github.com/therootcompany/golib/database/sqlmigrate v1.0.2/go.mod h1:7PQUjwT78Hx+SftcIKI2PH4zSFlrSO0V9h618PJqC38= +github.com/therootcompany/golib/database/sqlmigrate/litemigrate v1.0.2 h1:Tk6qWqmk9xqcbt6KOP51QrPQMsZVCtIJ3ad6220Q/yY= +github.com/therootcompany/golib/database/sqlmigrate/litemigrate v1.0.2/go.mod h1:FBLUKs9lMeahcR0OTiL4yi9bD14Mqj0judkMTma+aB0= +golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0 h1:R84qjqJb5nVJMxqWYb3np9L5ZsaDtB+a39EqjV0JSUM= +golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0/go.mod h1:S9Xr4PYopiDyqSyp5NjCrhFrqg6A5zA2E/iPHPhqnS8= +golang.org/x/mod v0.24.0 h1:ZfthKaKaT4NrhGVZHO1/WDTwGES4De8KtWO0SIbNJMU= +golang.org/x/mod v0.24.0/go.mod h1:IXM97Txy2VM4PJ3gI61r1YEk/gAj6zAHN3AdZt6S9Ww= +golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ= +golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA= +golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw= +golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k= +golang.org/x/tools v0.33.0 h1:4qz2S3zmRxbGIhDIAgjxvFutSvH5EfnsYrRBj0UI0bc= +golang.org/x/tools v0.33.0/go.mod h1:CIJMaWEY88juyUfo7UbgPqbC8rU2OqfAV1h2Qp0oMYI= +modernc.org/cc/v4 v4.26.1 h1:+X5NtzVBn0KgsBCBe+xkDC7twLb/jNVj9FPgiwSQO3s= +modernc.org/cc/v4 v4.26.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0= +modernc.org/ccgo/v4 v4.28.0 h1:rjznn6WWehKq7dG4JtLRKxb52Ecv8OUGah8+Z/SfpNU= +modernc.org/ccgo/v4 v4.28.0/go.mod h1:JygV3+9AV6SmPhDasu4JgquwU81XAKLd3OKTUDNOiKE= +modernc.org/fileutil v1.3.1 h1:8vq5fe7jdtEvoCf3Zf9Nm0Q05sH6kGx0Op2CPx1wTC8= +modernc.org/fileutil v1.3.1/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc= +modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI= +modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito= +modernc.org/libc v1.65.7 h1:Ia9Z4yzZtWNtUIuiPuQ7Qf7kxYrxP1/jeHZzG8bFu00= +modernc.org/libc v1.65.7/go.mod h1:011EQibzzio/VX3ygj1qGFt5kMjP0lHb0qCW5/D/pQU= +modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU= +modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg= +modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI= +modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw= +modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8= +modernc.org/opt v0.1.4/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns= +modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w= +modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE= +modernc.org/sqlite v1.37.1 h1:EgHJK/FPoqC+q2YBXg7fUmES37pCHFc97sI7zSayBEs= +modernc.org/sqlite v1.37.1/go.mod h1:XwdRtsE1MpiBcL54+MbKcaDvcuej+IYSMfLN6gSKV8g= +modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0= +modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A= +modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y= +modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM= diff --git a/cmd/sql-migrate/examples/lite-todos/main.go b/cmd/sql-migrate/examples/lite-todos/main.go new file mode 100644 index 0000000..b224893 --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/main.go @@ -0,0 +1,225 @@ +package main + +import ( + "context" + "database/sql" + "embed" + "errors" + "flag" + "fmt" + "os" + "strconv" + + "github.com/joho/godotenv" + _ "modernc.org/sqlite" + + "github.com/therootcompany/golib/database/sqlmigrate" + "github.com/therootcompany/golib/database/sqlmigrate/litemigrate" +) + +const version = "0.1.0" + +//go:embed sql/migrations/*.sql +var migrationsFS embed.FS + +func main() { + _ = godotenv.Load() + + if len(os.Args) > 1 { + switch os.Args[1] { + case "-V", "-version", "--version", "version": + printVersion(os.Stdout) + os.Exit(0) + case "help", "-help", "--help": + printVersion(os.Stdout) + fmt.Fprintln(os.Stdout, "") + printUsage(os.Stdout) + os.Exit(0) + } + } + + fs := flag.NewFlagSet("lite-todos", flag.ContinueOnError) + fs.Usage = func() { printUsage(os.Stderr) } + if err := fs.Parse(os.Args[1:]); err != nil { + if errors.Is(err, flag.ErrHelp) { + os.Exit(0) + } + os.Exit(1) + } + + args := fs.Args() + if len(args) == 0 { + printVersion(os.Stdout) + fmt.Fprintln(os.Stdout, "") + printUsage(os.Stdout) + os.Exit(0) + } + + ctx := context.Background() + + liteURL := os.Getenv("LITE_URL") + if liteURL == "" { + liteURL = "todos.db" + } + + db, err := sql.Open("sqlite", liteURL+"?_pragma=foreign_keys(1)") + if err != nil { + fmt.Fprintf(os.Stderr, "Error: opening database: %v\n", err) + os.Exit(1) + } + defer func() { _ = db.Close() }() + + migrations := mustCollectMigrations() + runner := litemigrate.New(db) + + subcmd := args[0] + subArgs := args[1:] + + switch subcmd { + case "migrate": + err = runMigrate(ctx, runner, migrations, subArgs) + case "add": + autoMigrate(ctx, runner, migrations) + err = runAdd(ctx, db, subArgs) + case "list": + autoMigrate(ctx, runner, migrations) + err = runList(ctx, db, subArgs) + case "done": + autoMigrate(ctx, runner, migrations) + err = runDone(ctx, db, subArgs) + case "rm": + autoMigrate(ctx, runner, migrations) + err = runRm(ctx, db, subArgs) + case "seed": + autoMigrate(ctx, runner, migrations) + err = runSeed(ctx, db) + default: + fmt.Fprintf(os.Stderr, "Unknown command: %s\n\n", subcmd) + printUsage(os.Stderr) + os.Exit(1) + } + + if err != nil { + fmt.Fprintf(os.Stderr, "Error: %v\n", err) + os.Exit(1) + } +} + +func mustCollectMigrations() []sqlmigrate.Script { + migrations, err := sqlmigrate.Collect(migrationsFS, "sql/migrations") + if err != nil { + fmt.Fprintf(os.Stderr, "Error: collecting migrations: %v\n", err) + os.Exit(1) + } + return migrations +} + +func autoMigrate(ctx context.Context, runner sqlmigrate.Migrator, migrations []sqlmigrate.Script) { + if _, err := sqlmigrate.Latest(ctx, runner, migrations); err != nil { + fmt.Fprintf(os.Stderr, "Error: auto-migrate: %v\n", err) + os.Exit(1) + } +} + +func printVersion(w *os.File) { + fmt.Fprintf(w, "lite-todos v%s\n", version) +} + +func printUsage(w *os.File) { + fmt.Fprintln(w, `USAGE + lite-todos [args] + +COMMANDS + migrate up [n] apply pending migrations (all by default) + migrate down [n] roll back migrations (1 by default) + migrate status show applied and pending migrations + migrate reset drop all tables (rollback all migrations) + + seed insert deterministic test data (idempotent) + + add create a new todo + list list todos + done <id> mark a todo as done + rm <id> delete a todo + +ENVIRONMENT + LITE_URL SQLite database path (default: todos.db, loaded from .env)`) +} + +func runMigrate(ctx context.Context, runner sqlmigrate.Migrator, migrations []sqlmigrate.Script, args []string) error { + if len(args) == 0 { + return fmt.Errorf("migrate requires a subcommand: up, down, status, or reset") + } + + switch args[0] { + case "up": + n := -1 + if len(args) > 1 { + var err error + n, err = strconv.Atoi(args[1]) + if err != nil || n < 0 { + return fmt.Errorf("%q is not a valid count", args[1]) + } + } + applied, err := sqlmigrate.Up(ctx, runner, migrations, n) + if len(applied) == 0 && err == nil { + fmt.Println("Already up-to-date.") + } else if err == nil { + fmt.Printf("Applied %d migration(s).\n", len(applied)) + for _, m := range applied { + fmt.Printf(" %s\n", m.Name) + } + } + return err + + case "down": + n := 1 + if len(args) > 1 { + var err error + n, err = strconv.Atoi(args[1]) + if err != nil || n < 0 { + return fmt.Errorf("%q is not a valid count", args[1]) + } + } + rolled, err := sqlmigrate.Down(ctx, runner, migrations, n) + if len(rolled) == 0 && err == nil { + fmt.Println("No migrations to roll back.") + } else if err == nil { + fmt.Printf("Rolled back %d migration(s).\n", len(rolled)) + for _, m := range rolled { + fmt.Printf(" %s\n", m.Name) + } + } + return err + + case "status": + status, err := sqlmigrate.GetStatus(ctx, runner, migrations) + if err != nil { + return err + } + fmt.Printf("Applied: %d\n", len(status.Applied)) + for _, m := range status.Applied { + fmt.Printf(" %s\n", m.Name) + } + fmt.Printf("\nPending: %d\n", len(status.Pending)) + for _, m := range status.Pending { + fmt.Printf(" %s\n", m.Name) + } + return nil + + case "reset": + rolled, err := sqlmigrate.Drop(ctx, runner, migrations) + if len(rolled) == 0 && err == nil { + fmt.Println("Nothing to reset.") + } else if err == nil { + fmt.Printf("Reset: rolled back %d migration(s).\n", len(rolled)) + for _, m := range rolled { + fmt.Printf(" %s\n", m.Name) + } + } + return err + + default: + return fmt.Errorf("unknown migrate subcommand: %s (use up, down, status, or reset)", args[0]) + } +} diff --git a/cmd/sql-migrate/examples/lite-todos/sql/migrations/0001-01-01-001000_init-migrations.down.sql b/cmd/sql-migrate/examples/lite-todos/sql/migrations/0001-01-01-001000_init-migrations.down.sql new file mode 100644 index 0000000..3f25c49 --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/sql/migrations/0001-01-01-001000_init-migrations.down.sql @@ -0,0 +1,5 @@ +-- init-migrations (down) + +DELETE FROM _migrations WHERE id = '00000001'; + +DROP TABLE IF EXISTS _migrations; diff --git a/cmd/sql-migrate/examples/lite-todos/sql/migrations/0001-01-01-001000_init-migrations.up.sql b/cmd/sql-migrate/examples/lite-todos/sql/migrations/0001-01-01-001000_init-migrations.up.sql new file mode 100644 index 0000000..7a7fe67 --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/sql/migrations/0001-01-01-001000_init-migrations.up.sql @@ -0,0 +1,10 @@ +-- init-migrations (up) + +CREATE TABLE IF NOT EXISTS _migrations ( + id CHAR(8) PRIMARY KEY, + name VARCHAR(80) UNIQUE, + applied_at TEXT DEFAULT (datetime('now')) +); + +-- leave this as the last line +INSERT INTO _migrations (name, id) VALUES ('0001-01-01-001000_init-migrations', '00000001'); diff --git a/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-001000_create-todos.down.sql b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-001000_create-todos.down.sql new file mode 100644 index 0000000..2d21eeb --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-001000_create-todos.down.sql @@ -0,0 +1,6 @@ +-- create-todos (down) + +DROP TABLE IF EXISTS todos; + +-- leave this as the last line +DELETE FROM _migrations WHERE id = 'a1b2c3d4'; diff --git a/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-001000_create-todos.up.sql b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-001000_create-todos.up.sql new file mode 100644 index 0000000..7322e12 --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-001000_create-todos.up.sql @@ -0,0 +1,12 @@ +-- create-todos (up) + +CREATE TABLE todos ( + id CHAR(8) PRIMARY KEY, + title VARCHAR(255) NOT NULL, + status VARCHAR(20) NOT NULL DEFAULT 'pending', + created_at TEXT NOT NULL DEFAULT (datetime('now')), + updated_at TEXT NOT NULL DEFAULT (datetime('now')) +); + +-- leave this as the last line +INSERT INTO _migrations (name, id) VALUES ('2026-04-05-001000_create-todos', 'a1b2c3d4'); diff --git a/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-002000_add-todo-fields.down.sql b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-002000_add-todo-fields.down.sql new file mode 100644 index 0000000..596055d --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-002000_add-todo-fields.down.sql @@ -0,0 +1,7 @@ +-- add-todo-fields (down) + +ALTER TABLE todos DROP COLUMN priority; +ALTER TABLE todos DROP COLUMN completed_at; + +-- leave this as the last line +DELETE FROM _migrations WHERE id = 'd4e5f6a7'; diff --git a/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-002000_add-todo-fields.up.sql b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-002000_add-todo-fields.up.sql new file mode 100644 index 0000000..5221f9a --- /dev/null +++ b/cmd/sql-migrate/examples/lite-todos/sql/migrations/2026-04-05-002000_add-todo-fields.up.sql @@ -0,0 +1,7 @@ +-- add-todo-fields (up) + +ALTER TABLE todos ADD COLUMN completed_at TEXT; +ALTER TABLE todos ADD COLUMN priority INTEGER NOT NULL DEFAULT 0; + +-- leave this as the last line +INSERT INTO _migrations (name, id) VALUES ('2026-04-05-002000_add-todo-fields', 'd4e5f6a7');