46 lines
		
	
	
		
			784 B
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			784 B
		
	
	
	
		
			Go
		
	
	
	
package testfixtures
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import (
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	"database/sql"
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	"fmt"
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)
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// MySQL is the MySQL helper for this package
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type MySQL struct {
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	baseHelper
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}
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func (*MySQL) paramType() int {
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	return paramTypeQuestion
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}
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func (*MySQL) quoteKeyword(str string) string {
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	return fmt.Sprintf("`%s`", str)
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}
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func (*MySQL) databaseName(db *sql.DB) (dbName string) {
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	db.QueryRow("SELECT DATABASE()").Scan(&dbName)
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	return
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}
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func (h *MySQL) disableReferentialIntegrity(db *sql.DB, loadFn loadFunction) error {
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	// re-enable after load
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	defer db.Exec("SET FOREIGN_KEY_CHECKS = 1")
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	tx, err := db.Begin()
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	if err != nil {
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		return err
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	}
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	if _, err = tx.Exec("SET FOREIGN_KEY_CHECKS = 0"); err != nil {
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		return err
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	}
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	if err = loadFn(tx); err != nil {
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		tx.Rollback()
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		return err
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	}
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	return tx.Commit()
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}
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