func (qi *inserter) statement() *exql.Statement {
stmt := &exql.Statement{
Type: exql.Insert,
Table: exql.TableWithName(qi.table),
}
values, arguments := qi.processValues()
qi.arguments = arguments
if len(qi.columns) > 0 {
stmt.Columns = exql.JoinColumns(qi.columns...)
}
if len(values) > 0 {
stmt.Values = exql.JoinValueGroups(values...)
}
if len(qi.returning) > 0 {
stmt.Returning = exql.ReturningColumns(qi.returning...)
}
stmt.SetAmendment(qi.amendFn)
return stmt
}
// Truncate deletes all rows from the table.
func (c *collection) Truncate() error {
stmt := exql.Statement{
Type: exql.Truncate,
Table: exql.TableWithName(c.p.Name()),
}
if _, err := c.p.Database().Exec(&stmt); err != nil {
return err
}
return nil
}
func (qd *deleter) statement() *exql.Statement {
stmt := &exql.Statement{
Type: exql.Delete,
Table: exql.TableWithName(qd.table),
}
if qd.Where != nil {
stmt.Where = qd.where
}
if qd.limit != 0 {
stmt.Limit = exql.Limit(qd.limit)
}
stmt.SetAmendment(qd.amendFn)
return stmt
}
func (qu *updater) statement() *exql.Statement {
stmt := &exql.Statement{
Type: exql.Update,
Table: exql.TableWithName(qu.table),
ColumnValues: qu.columnValues,
}
if qu.Where != nil {
stmt.Where = qu.where
}
if qu.limit != 0 {
stmt.Limit = exql.Limit(qu.limit)
}
stmt.SetAmendment(qu.amendFn)
return stmt
}
func (qs *selector) pushJoin(t string, tables []interface{}) Selector {
tableNames := make([]string, len(tables))
for i := range tables {
tableNames[i] = fmt.Sprintf("%s", tables[i])
}
qs.mu.Lock()
if qs.joins == nil {
qs.joins = []*exql.Join{}
}
qs.joins = append(qs.joins,
&exql.Join{
Type: t,
Table: exql.TableWithName(strings.Join(tableNames, ", ")),
},
)
qs.mu.Unlock()
return qs
}