42 lines
918 B
Go
42 lines
918 B
Go
package boil
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import "database/sql"
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// Executor can perform SQL queries.
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type Executor interface {
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Exec(query string, args ...interface{}) (sql.Result, error)
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Query(query string, args ...interface{}) (*sql.Rows, error)
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QueryRow(query string, args ...interface{}) *sql.Row
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}
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// Transactor can commit and rollback, on top of being able to execute queries.
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type Transactor interface {
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Commit() error
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Rollback() error
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Executor
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}
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// Beginner begins transactions.
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type Beginner interface {
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Begin() (Transactor, error)
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}
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// SQLBeginner begins transactions (non-interface return type)
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type SQLBeginner interface {
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Begin() (*sql.Tx, error)
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}
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// Begin a transaction
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func Begin() (Transactor, error) {
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creator, ok := currentDB.(Beginner)
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if !ok {
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creator2, ok2 := currentDB.(SQLBeginner)
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if !ok2 {
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panic("database does not support transactions")
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}
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return creator2.Begin()
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}
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return creator.Begin()
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}
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