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Remove INSERT and UPSERT sql commands

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This commit is contained in:
Tobie Morgan Hitchcock 2016-02-27 09:44:49 +00:00
parent 4544d25762
commit fc543e422c
4 changed files with 8 additions and 102 deletions
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7
sql/ast.go
View file

@ -83,6 +83,13 @@ type UpdateStatement struct {
Where Expr
}
// ModifyStatement represents a SQL UPDATE statement.
// MODIFY @person:123 WITH {}
type ModifyStatement struct {
Thing Expr
Diff Expr
}
// DeleteStatement represents a SQL DELETE statement.
// DELETE FROMn person
type DeleteStatement struct {

48
sql/insert.go
View file

@ -1,48 +0,0 @@
// Copyright © 2016 Abcum Ltd
//
// 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 sql
func (p *Parser) parseInsertStatement() (*InsertStatement, error) {
stmt := &InsertStatement{}
var err error
// Next token might be INTO
_, _, _ = p.mightBe(INTO)
// Parse table name
if stmt.What, err = p.parseTable(); err != nil {
return nil, err
}
// Next token should be SET
if _, _, err = p.shouldBe(SET); err != nil {
return nil, err
}
// Parse data set
if stmt.Data, err = p.parseSet(); err != nil {
return nil, err
}
// Next token should be EOF
if _, _, err = p.shouldBe(EOF, SEMICOLON); err != nil {
return nil, err
}
return stmt, nil
}

7
sql/parser.go
View file

@ -82,10 +82,6 @@ func (p *Parser) ParseSingle() (Statement, error) {
return p.parseSelectStatement()
case CREATE:
return p.parseCreateStatement()
case INSERT:
return p.parseInsertStatement()
case UPSERT:
return p.parseUpsertStatement()
case UPDATE:
return p.parseUpdateStatement()
case MODIFY:
@ -110,8 +106,7 @@ func (p *Parser) ParseSingle() (Statement, error) {
Found: lit,
Expected: []string{
"SELECT",
"INSERT",
"UPSERT",
"CREATE",
"UPDATE",
"MODIFY",
"DELETE",

48
sql/upsert.go
View file

@ -1,48 +0,0 @@
// Copyright © 2016 Abcum Ltd
//
// 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 sql
func (p *Parser) parseUpsertStatement() (*UpsertStatement, error) {
stmt := &UpsertStatement{}
var err error
// Next token might be INTO
_, _, _ = p.mightBe(INTO)
// Parse table name
if stmt.What, err = p.parseThing(); err != nil {
return nil, err
}
// Next token should be SET
if _, _, err = p.shouldBe(SET); err != nil {
return nil, err
}
// Parse data set
if stmt.Data, err = p.parseSet(); err != nil {
return nil, err
}
// Next token should be EOF
if _, _, err = p.shouldBe(EOF, SEMICOLON); err != nil {
return nil, err
}
return stmt, nil
}