131 lines
3.3 KiB
Go
131 lines
3.3 KiB
Go
// Copyright © 2016 Abcum Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package db
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import (
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"github.com/abcum/surreal/kvs"
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"github.com/abcum/surreal/sql"
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"github.com/abcum/surreal/util/keys"
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)
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func (e *executor) executeRemoveScopeStatement(txn kvs.TX, ast *sql.RemoveScopeStatement) (out []interface{}, err error) {
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// Remove the scope config
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skey := &keys.SC{KV: ast.KV, NS: ast.NS, DB: ast.DB, SC: ast.Name}
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if err := txn.Del(skey.Encode()); err != nil {
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return nil, err
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}
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return
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}
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func (e *executor) executeRemoveTableStatement(txn kvs.TX, ast *sql.RemoveTableStatement) (out []interface{}, err error) {
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for _, TB := range ast.What {
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// Remove the table config
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tkey := &keys.TB{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB}
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if err := txn.Del(tkey.Encode()); err != nil {
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return nil, err
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}
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// Remove the rules config
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rkey := &keys.RU{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, RU: keys.Ignore}
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if err := txn.PDel(rkey.Encode()); err != nil {
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return nil, err
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}
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// Remove the field config
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fkey := &keys.FD{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, FD: keys.Ignore}
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if err := txn.PDel(fkey.Encode()); err != nil {
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return nil, err
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}
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// Remove the index config
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ikey := &keys.IX{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, IX: keys.Ignore}
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if err := txn.PDel(ikey.Encode()); err != nil {
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return nil, err
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}
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// Remove all table data
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dkey := &keys.Table{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB}
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if err := txn.PDel(dkey.Encode()); err != nil {
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return nil, err
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}
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}
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return
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}
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func (e *executor) executeRemoveRulesStatement(txn kvs.TX, ast *sql.RemoveRulesStatement) (out []interface{}, err error) {
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for _, TB := range ast.What {
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for _, RU := range ast.When {
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// Remove the rules config
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ckey := &keys.RU{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, RU: RU}
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if err := txn.Del(ckey.Encode()); err != nil {
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return nil, err
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}
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}
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}
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return
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}
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func (e *executor) executeRemoveFieldStatement(txn kvs.TX, ast *sql.RemoveFieldStatement) (out []interface{}, err error) {
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for _, TB := range ast.What {
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// Remove the field config
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ckey := &keys.FD{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, FD: ast.Name}
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if err := txn.Del(ckey.Encode()); err != nil {
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return nil, err
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}
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}
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return
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}
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func (e *executor) executeRemoveIndexStatement(txn kvs.TX, ast *sql.RemoveIndexStatement) (out []interface{}, err error) {
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for _, TB := range ast.What {
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// Remove the index config
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ckey := &keys.IX{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, IX: ast.Name}
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if err := txn.Del(ckey.Encode()); err != nil {
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return nil, err
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}
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// Remove all index data
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dkey := &keys.Index{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, IX: ast.Name, FD: keys.Ignore}
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if err := txn.PDel(dkey.Encode()); err != nil {
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return nil, err
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}
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}
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return
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}
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