41 lines
852 B
Go
41 lines
852 B
Go
package sqlbuilder
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import (
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"database/sql"
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"fmt"
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"git.hexq.cn/tiglog/mydb"
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)
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// Engine represents a SQL database engine.
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type Engine interface {
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mydb.Session
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mydb.SQL
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}
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func lookupAdapter(adapterName string) (Adapter, error) {
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adapter := mydb.LookupAdapter(adapterName)
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if sqlAdapter, ok := adapter.(Adapter); ok {
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return sqlAdapter, nil
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}
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return nil, fmt.Errorf("%w %q", mydb.ErrMissingAdapter, adapterName)
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}
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func BindTx(adapterName string, tx *sql.Tx) (Tx, error) {
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adapter, err := lookupAdapter(adapterName)
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if err != nil {
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return nil, err
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}
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return adapter.NewTx(tx)
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}
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// Bind creates a binding between an adapter and a *sql.Tx or a *sql.mydb.
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func BindDB(adapterName string, sess *sql.DB) (mydb.Session, error) {
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adapter, err := lookupAdapter(adapterName)
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if err != nil {
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return nil, err
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}
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return adapter.New(sess)
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}
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