Add DBVersion #1723
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@ -44,7 +44,7 @@ type Dialect interface {
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URI() *URI
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SQLType(*schemas.Column) string
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FormatBytes(b []byte) string
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Version(ctx context.Context, queryer core.Queryer) (string, error)
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Version(ctx context.Context, queryer core.Queryer) (*schemas.Version, error)
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IsReserved(string) bool
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Quoter() schemas.Quoter
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@ -253,24 +253,29 @@ func (db *mssql) SetParams(params map[string]string) {
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}
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}
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func (db *mssql) Version(ctx context.Context, queryer core.Queryer) (string, error) {
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rows, err := queryer.QueryContext(ctx, "SELECT @@VERSION")
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func (db *mssql) Version(ctx context.Context, queryer core.Queryer) (*schemas.Version, error) {
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rows, err := queryer.QueryContext(ctx,
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"SELECT SERVERPROPERTY('productversion'), SERVERPROPERTY ('productlevel') AS ProductLevel, SERVERPROPERTY ('edition') AS ProductEdition")
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if err != nil {
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return "", err
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return nil, err
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}
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defer rows.Close()
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var version string
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var version, level, edition string
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if !rows.Next() {
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return "", errors.New("unknow version")
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return nil, errors.New("unknow version")
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}
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if err := rows.Scan(&version); err != nil {
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return "", err
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if err := rows.Scan(&version, &level, &edition); err != nil {
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return nil, err
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}
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// MSSQL: Microsoft SQL Server 2017 (RTM-CU13) (KB4466404) - 14.0.3048.4 (X64) Nov 30 2018 12:57:58 Copyright (C) 2017 Microsoft Corporation Developer Edition (64-bit) on Linux (Ubuntu 16.04.5 LTS)
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return version, nil
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return &schemas.Version{
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Number: version,
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Level: level,
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Edition: edition,
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}, nil
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}
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func (db *mssql) SQLType(c *schemas.Column) string {
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@ -188,25 +188,42 @@ func (db *mysql) Init(uri *URI) error {
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return db.Base.Init(db, uri)
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}
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func (db *mysql) Version(ctx context.Context, queryer core.Queryer) (string, error) {
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rows, err := queryer.QueryContext(ctx, "SELECT VERSION()")
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func (db *mysql) Version(ctx context.Context, queryer core.Queryer) (*schemas.Version, error) {
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rows, err := queryer.QueryContext(ctx, "SELECT @@VERSION")
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if err != nil {
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return "", err
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return nil, err
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}
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defer rows.Close()
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var version string
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if !rows.Next() {
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return "", errors.New("Unknow version")
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return nil, errors.New("Unknow version")
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}
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if err := rows.Scan(&version); err != nil {
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return "", err
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return nil, err
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}
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// TiDB: 5.7.25-TiDB-v3.0.3
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if strings.HasPrefix(version, "TiDB:") {
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lunny marked this conversation as resolved
Outdated
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// TiDB: 5.7.25-TiDB-v3.0.3
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fields := strings.Split(strings.TrimPrefix(version, "TiDB: "), "-")
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return &schemas.Version{
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Number: strings.TrimPrefix(fields[2], "v"),
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Level: fields[0],
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Edition: fields[1],
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}, nil
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}
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return version, nil
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fields := strings.SplitN(version, "-", 2)
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var edition string
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if len(fields) == 2 {
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edition = fields[1]
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}
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return &schemas.Version{
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Number: fields[0],
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Edition: edition,
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}, nil
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}
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func (db *mysql) SetParams(params map[string]string) {
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@ -515,22 +515,24 @@ func (db *oracle) Init(uri *URI) error {
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return db.Base.Init(db, uri)
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}
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func (db *oracle) Version(ctx context.Context, queryer core.Queryer) (string, error) {
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func (db *oracle) Version(ctx context.Context, queryer core.Queryer) (*schemas.Version, error) {
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rows, err := queryer.QueryContext(ctx, "select * from v$version where banner like 'Oracle%'")
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if err != nil {
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return "", err
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return nil, err
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}
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defer rows.Close()
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var version string
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if !rows.Next() {
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return "", errors.New("unknow version")
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return nil, errors.New("unknow version")
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}
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if err := rows.Scan(&version); err != nil {
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return "", err
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return nil, err
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}
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return version, nil
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return &schemas.Version{
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Number: version,
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}, nil
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}
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func (db *oracle) SQLType(c *schemas.Column) string {
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@ -788,32 +788,39 @@ func (db *postgres) Init(uri *URI) error {
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return db.Base.Init(db, uri)
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}
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func (db *postgres) Version(ctx context.Context, queryer core.Queryer) (string, error) {
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func (db *postgres) Version(ctx context.Context, queryer core.Queryer) (*schemas.Version, error) {
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rows, err := queryer.QueryContext(ctx, "SELECT version()")
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if err != nil {
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return "", err
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return nil, err
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}
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defer rows.Close()
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var version string
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if !rows.Next() {
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return "", errors.New("Unknow version")
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return nil, errors.New("Unknow version")
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}
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if err := rows.Scan(&version); err != nil {
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return "", err
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return nil, err
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}
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// Postgress: 9.5.22 on x86_64-pc-linux-gnu (Debian 9.5.22-1.pgdg90+1), compiled by gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, 64-bit
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// Postgres: 9.5.22 on x86_64-pc-linux-gnu (Debian 9.5.22-1.pgdg90+1), compiled by gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, 64-bit
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// CockroachDB CCL v19.2.4 (x86_64-unknown-linux-gnu, built
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if strings.HasPrefix(version, "CockroachDB") {
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} else {
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versions := strings.Split(version, " ")
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version = versions[0]
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versions := strings.Split(strings.TrimPrefix(version, "CockroachDB CCL "), " ")
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return &schemas.Version{
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Number: strings.TrimPrefix(versions[0], "v"),
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Edition: "CockroachDB",
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}, nil
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} else if strings.HasPrefix(version, "Postgres:") {
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versions := strings.Split(strings.TrimPrefix(version, "Postgres: "), " ")
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return &schemas.Version{
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Number: versions[0],
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Edition: "Postgres",
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}, nil
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}
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return version, nil
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return nil, errors.New("unknow database version")
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}
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func (db *postgres) getSchema() string {
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@ -160,22 +160,24 @@ func (db *sqlite3) Init(uri *URI) error {
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return db.Base.Init(db, uri)
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}
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func (db *sqlite3) Version(ctx context.Context, queryer core.Queryer) (string, error) {
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func (db *sqlite3) Version(ctx context.Context, queryer core.Queryer) (*schemas.Version, error) {
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rows, err := queryer.QueryContext(ctx, "SELECT sqlite_version()")
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if err != nil {
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return "", err
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return nil, err
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}
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defer rows.Close()
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var version string
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if !rows.Next() {
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return "", errors.New("Unknow version")
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return nil, errors.New("Unknow version")
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}
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if err := rows.Scan(&version); err != nil {
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return "", err
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return nil, err
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}
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return version, nil
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return &schemas.Version{
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Number: version,
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}, nil
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}
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func (db *sqlite3) SetQuotePolicy(quotePolicy QuotePolicy) {
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@ -926,7 +926,7 @@ func (engine *Engine) Having(conditions string) *Session {
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}
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// DBVersion returns the database version
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func (engine *Engine) DBVersion() (string, error) {
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func (engine *Engine) DBVersion() (*schemas.Version, error) {
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return engine.dialect.Version(engine.defaultContext, engine.db)
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}
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@ -207,5 +207,5 @@ func TestDBVersion(t *testing.T) {
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version, err := testEngine.DBVersion()
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assert.NoError(t, err)
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fmt.Println(testEngine.Dialect().URI().DBType, "version", version)
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fmt.Println(testEngine.Dialect().URI().DBType, "version is", version)
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}
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@ -79,11 +79,11 @@ type EngineInterface interface {
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Before(func(interface{})) *Session
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Charset(charset string) *Session
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DBVersion() (string, error)
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ClearCache(...interface{}) error
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Context(context.Context) *Session
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CreateTables(...interface{}) error
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DBMetas() ([]*schemas.Table, error)
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DBVersion() (*schemas.Version, error)
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Dialect() dialects.Dialect
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DriverName() string
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DropTables(...interface{}) error
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12
schemas/version.go
Normal file
12
schemas/version.go
Normal file
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@ -0,0 +1,12 @@
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// Copyright 2021 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package schemas
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// Version represents a database version
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type Version struct {
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Number string // the version number which could be compared
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Level string
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Edition string
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}
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Loading…
Reference in New Issue
Block a user
make sure with regex, strings.Split do have 3 items or we could get out of range exeptions
and use it to make sure its TiDB in the same time :)
The rule is simple, three fields with
-
. So I don't think we need regex here.