org.scalaquery.ql.basic.BasicDeleteInvoker.scala Maven / Gradle / Ivy

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package org.scalaquery.ql.basic

import org.scalaquery.ql.Query
import org.scalaquery.session.{PositionedParameters, Session, ReadAheadIterator}
import org.scalaquery.util.{CloseableIterator, NamingContext}

class BasicDeleteInvoker[T] (query: Query[AbstractBasicTable[T]], profile: BasicProfile) {

  protected lazy val built = profile.buildDeleteStatement(query, NamingContext())

  def deleteStatement = built.sql

  def delete(implicit session: Session): Int = session.withPreparedStatement(deleteStatement) { st =>
    built.setter(new PositionedParameters(st), null)
    st.executeUpdate
  }

  def deleteInvoker: this.type = this
}