114 lines
2.2 KiB
Go
114 lines
2.2 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 sql
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func (p *parser) parseDefineTableStatement() (stmt *DefineTableStatement, err error) {
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stmt = &DefineTableStatement{}
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if stmt.KV, stmt.NS, stmt.DB, err = p.o.get(AuthDB); err != nil {
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return nil, err
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}
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if stmt.What, err = p.parseTables(); err != nil {
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return nil, err
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}
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for {
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tok, _, exi := p.mightBe(DROP, SCHEMAFULL, SCHEMALESS, PERMISSIONS, AS)
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if !exi {
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break
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}
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if is(tok, DROP) {
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stmt.Drop = true
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}
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if is(tok, SCHEMAFULL) {
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stmt.Full = true
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}
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if is(tok, SCHEMALESS) {
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stmt.Full = false
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}
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if is(tok, PERMISSIONS) {
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if stmt.Perms, err = p.parsePerms(); err != nil {
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return nil, err
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}
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}
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if is(tok, AS) {
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stmt.Lock = true
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_, _, _ = p.mightBe(LPAREN)
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_, _, err = p.shouldBe(SELECT)
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if err != nil {
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return nil, err
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}
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if stmt.Expr, err = p.parseFields(); err != nil {
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return nil, err
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}
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_, _, err = p.shouldBe(FROM)
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if err != nil {
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return nil, err
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}
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if stmt.From, err = p.parseTables(); err != nil {
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return nil, err
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}
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if stmt.Cond, err = p.parseCond(); err != nil {
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return nil, err
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}
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if stmt.Group, err = p.parseGroup(); err != nil {
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return nil, err
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}
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_, _, _ = p.mightBe(RPAREN)
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if err = checkExpression(rolls, stmt.Expr, stmt.Group); 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 (p *parser) parseRemoveTableStatement() (stmt *RemoveTableStatement, err error) {
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stmt = &RemoveTableStatement{}
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if stmt.KV, stmt.NS, stmt.DB, err = p.o.get(AuthDB); err != nil {
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return nil, err
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}
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if stmt.What, err = p.parseTables(); 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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