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Add support for WITH statements and Common Table Expressions.

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This commit is contained in:
go-jet 2020-05-24 17:55:28 +02:00
parent 0d3ec872d6
commit fb8607da29
13 changed files with 406 additions and 39 deletions
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9
internal/jet/statement.go
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@ -32,13 +32,7 @@ type Statement interface {
type SerializerStatement interface {
Serializer
Statement
}
// StatementWithProjections interface
type StatementWithProjections interface {
Statement
HasProjections
Serializer
}
// HasProjections interface
@ -163,7 +157,7 @@ type statementImpl struct {
func (s *statementImpl) projections() ProjectionList {
for _, clause := range s.Clauses {
if selectClause, ok := clause.(ClauseWithProjections); ok {
return selectClause.projections()
return selectClause.Projections()
}
}
@ -171,7 +165,6 @@ func (s *statementImpl) projections() ProjectionList {
}
func (s *statementImpl) serialize(statement StatementType, out *SQLBuilder, options ...SerializeOption) {
if !contains(options, NoWrap) {
out.WriteString("(")
out.IncreaseIdent()