/
query_options.go
93 lines (83 loc) · 2.02 KB
/
query_options.go
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// Copyright 2019 Altinity Ltd and/or its affiliates. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package clickhouse
const (
// Max number of tries for SQL queries
defaultMaxTries = 10
)
// QueryOptions specifies options of a query
type QueryOptions struct {
Retry bool
Tries int
Parallel bool
Silent bool
*Timeouts
}
// NewQueryOptions creates new query options
func NewQueryOptions() *QueryOptions {
opts := new(QueryOptions)
opts.Timeouts = NewTimeouts()
return opts
}
// QueryOptionsNormalize normalizes options
func QueryOptionsNormalize(opts ...*QueryOptions) *QueryOptions {
if len(opts) == 0 {
return NewQueryOptions().Normalize()
}
return opts[0].Normalize()
}
// Normalize normalizes options
func (o *QueryOptions) Normalize() *QueryOptions {
if o == nil {
o = NewQueryOptions()
}
if (o.Tries == 0) && o.Retry {
o.Tries = defaultMaxTries
}
if o.Tries == 0 {
// We need to have at least one try
o.Tries = 1
}
return o
}
// GetRetry gets retry option
func (o *QueryOptions) GetRetry() bool {
if o == nil {
return false
}
return o.Retry
}
// SetRetry sets retry option
func (o *QueryOptions) SetRetry(retry bool) *QueryOptions {
if o == nil {
return nil
}
o.Retry = retry
return o
}
// GetSilent gets silent option
func (o *QueryOptions) GetSilent() bool {
if o == nil {
return false
}
return o.Silent
}
// SetSilent sets silent option
func (o *QueryOptions) SetSilent(silent bool) *QueryOptions {
if o == nil {
return nil
}
o.Silent = silent
return o
}