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feat: support batch replace into #191

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hantmac wants to merge 5 commits into from
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feat: support batch replace into #191

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bfaf10f
feat: support batch replace into
hantmac Nov 27, 2025
5c10dcf
fix
hantmac Nov 27, 2025
4950049
fix tests
hantmac Nov 27, 2025
01ee0dc
fix re
hantmac Nov 27, 2025
4729d01
Merge remote-tracking branch 'bendgo/main' into feat/support-batch-re…
hantmac Nov 27, 2025
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2 changes: 1 addition & 1 deletion batch.go
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@ import (
)

// \x60 represents a backtick
var httpInsertRe = regexp.MustCompile(`(?i)^INSERT INTO\s+\x60?([\w.^\(]+)\x60?\s*(\([^\)]*\))? VALUES`)
var httpInsertRe = regexp.MustCompile(`(?i)^\s*(?:INSERT|REPLACE) INTO\s+\x60?([\w.^\(]+)\x60?(?:\s*\([^\)]*\))?(?:\s+ON\s*\([^\)]*\))?(?:\s*\([^\)]*\))?\s+VALUES`)

type Batch interface {
AppendToFile(v []driver.Value) error
Expand Down
44 changes: 40 additions & 4 deletions tests/main_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -81,10 +81,11 @@ func TestDatabendSuite(t *testing.T) {

type DatabendTestSuite struct {
suite.Suite
cfg *dc.Config
table string
table2 string
r *require.Assertions
cfg *dc.Config
table string
table2 string
replaceTable string
r *require.Assertions
}

func (s *DatabendTestSuite) SetupSuite() {
Expand Down Expand Up @@ -119,11 +120,14 @@ func (s *DatabendTestSuite) SetupTest() {
s.table = fmt.Sprintf("test_%s_%d", tName, time.Now().Unix())
// t.Logf("setup test with table %s", s.table)
s.table2 = fmt.Sprintf("test_%s_%d", tName, time.Now().Unix()+1)
s.replaceTable = fmt.Sprintf("test_%s_%d", tName, time.Now().Unix()+2)

_, err := db.Exec(fmt.Sprintf(createTable, s.table))
s.r.NoError(err)
_, err = db.Exec(fmt.Sprintf(createTable2, s.table2))
s.r.NoError(err)
_, err = db.Exec(fmt.Sprintf(createTable, s.replaceTable))
s.r.NoError(err)
}

func (s *DatabendTestSuite) TearDownTest() {
Expand All @@ -137,6 +141,8 @@ func (s *DatabendTestSuite) TearDownTest() {
s.r.NoError(err)
_, err = db.Exec(fmt.Sprintf("DROP TABLE %s", s.table2))
s.r.NoError(err)
_, err = db.Exec(fmt.Sprintf("DROP TABLE %s", s.replaceTable))
s.r.NoError(err)
}

func (s *DatabendTestSuite) TestVersion() {
Expand Down Expand Up @@ -253,6 +259,36 @@ func (s *DatabendTestSuite) TestBatchInsert() {
r.NoError(err)
}

func (s *DatabendTestSuite) TestBatchReplaceInto() {
r := require.New(s.T())
db := sql.OpenDB(s.cfg)
defer db.Close()

scope, err := db.Begin()
r.NoError(err)

batch, err := scope.Prepare(fmt.Sprintf("REPLACE INTO %s ON(i64) VALUES", s.replaceTable))
r.NoError(err)

for i := 0; i < 10; i++ {
_, err = batch.Exec(
i,
"2345",
"3.1415",
"test",
"test2",
"[4, 5, 6]",
"[1, 2, 3]",
"2021-01-01",
"2021-01-01 00:00:00",
)
r.NoError(err)
}

err = scope.Commit()
r.NoError(err)
}

func (s *DatabendTestSuite) TestDDL() {
ddls := []string{
`DROP TABLE IF EXISTS data`,
Expand Down
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