148 lines
3.4 KiB
Go
148 lines
3.4 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/sql"
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"github.com/abcum/surreal/util/data"
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"github.com/abcum/surreal/util/keys"
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)
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func executeDefineTableStatement(ast *sql.DefineTableStatement) (out []interface{}, err error) {
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txn, err := db.Txn(true)
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if err != nil {
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return
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}
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defer txn.Rollback()
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for _, TB := range ast.What {
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// Set the database definition
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dkey := &keys.DB{KV: ast.KV, NS: ast.NS, DB: ast.DB}
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if err := txn.Put(dkey.Encode(), nil); err != nil {
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return nil, err
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}
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// Set the table definition
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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.Put(tkey.Encode(), nil); err != nil {
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return nil, err
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}
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}
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txn.Commit()
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return
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}
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func executeDefineFieldStatement(ast *sql.DefineFieldStatement) (out []interface{}, err error) {
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txn, err := db.Txn(true)
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if err != nil {
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return
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}
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defer txn.Rollback()
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doc := data.New()
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doc.Set(ast.Name, "name")
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doc.Set(ast.Type, "type")
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doc.Set(ast.Code, "code")
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doc.Set(ast.Min, "min")
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doc.Set(ast.Max, "max")
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doc.Set(ast.Default, "default")
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doc.Set(ast.Notnull, "notnull")
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doc.Set(ast.Readonly, "readonly")
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doc.Set(ast.Mandatory, "mandatory")
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for _, TB := range ast.What {
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// Set the database definition
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dkey := &keys.DB{KV: ast.KV, NS: ast.NS, DB: ast.DB}
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if err := txn.Put(dkey.Encode(), nil); err != nil {
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return nil, err
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}
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// Set the table definition
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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.Put(tkey.Encode(), nil); err != nil {
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return nil, err
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}
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// Set the field definition
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fkey := &keys.FD{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, FD: ast.Name}
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if err := txn.Put(fkey.Encode(), doc.ToPACK()); err != nil {
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return nil, err
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}
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}
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txn.Commit()
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return
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}
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func executeDefineIndexStatement(ast *sql.DefineIndexStatement) (out []interface{}, err error) {
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txn, err := db.Txn(true)
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if err != nil {
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return
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}
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defer txn.Rollback()
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doc := data.New()
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// doc.Set(ast.Name, "name")
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// doc.Set(ast.Type, "type")
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// doc.Set(ast.Code, "code")
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// doc.Set(ast.Min, "min")
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// doc.Set(ast.Max, "max")
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// doc.Set(ast.Default, "default")
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// doc.Set(ast.Notnull, "notnull")
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// doc.Set(ast.Readonly, "readonly")
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// doc.Set(ast.Mandatory, "mandatory")
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for _, TB := range ast.What {
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// Set the database definition
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dkey := &keys.DB{KV: ast.KV, NS: ast.NS, DB: ast.DB}
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if err := txn.Put(dkey.Encode(), nil); err != nil {
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return nil, err
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}
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// Set the table definition
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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.Put(tkey.Encode(), nil); err != nil {
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return nil, err
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}
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// Set the index definition
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ikey := &keys.IX{KV: ast.KV, NS: ast.NS, DB: ast.DB, TB: TB, IX: ast.Name}
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if err := txn.Put(ikey.Encode(), doc.ToPACK()); err != nil {
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return nil, err
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}
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}
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txn.Commit()
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return
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}
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