Gleipnir/jet
4
0
Fork 0
Code Issues Pull requests Projects Releases 1 Packages Wiki Activity Actions

Add support for expression in OFFSET clause.

Browse source
This commit is contained in:
go-jet 2024-02-13 14:01:13 +01:00
parent dab153a739
commit 255f4a8eaf
9 changed files with 113 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

8
postgres/select_statement.go
View file

@ -53,6 +53,8 @@ type SelectStatement interface {
ORDER_BY(orderByClauses ...OrderByClause) SelectStatement
LIMIT(limit int64) SelectStatement
OFFSET(offset int64) SelectStatement
// OFFSET_e can be used when an integer expression is needed as offset, otherwise OFFSET can be used
OFFSET_e(offset IntegerExpression) SelectStatement
FETCH_FIRST(count IntegerExpression) fetchExpand
FOR(lock RowLock) SelectStatement
@ -91,7 +93,6 @@ func newSelectStatement(table ReadableTable, projections []Projection) SelectSta
newSelect.From.Tables = []jet.Serializer{table}
}
newSelect.Limit.Count = -1
newSelect.Offset.Count = -1
newSelect.setOperatorsImpl.parent = newSelect
@ -157,6 +158,11 @@ func (s *selectStatementImpl) LIMIT(limit int64) SelectStatement {
}
func (s *selectStatementImpl) OFFSET(offset int64) SelectStatement {
s.Offset.Count = Int(offset)
return s
}
func (s *selectStatementImpl) OFFSET_e(offset IntegerExpression) SelectStatement {
s.Offset.Count = offset
return s
}

8
postgres/set_statement.go
View file

@ -45,6 +45,8 @@ type setStatement interface {
LIMIT(limit int64) setStatement
OFFSET(offset int64) setStatement
// OFFSET_e can be used when an integer expression is needed as offset, otherwise OFFSET can be used
OFFSET_e(offset IntegerExpression) setStatement
AsTable(alias string) SelectTable
}
@ -107,7 +109,6 @@ func newSetStatementImpl(operator string, all bool, selects []jet.SerializerStat
newSetStatement.setOperator.All = all
newSetStatement.setOperator.Selects = selects
newSetStatement.setOperator.Limit.Count = -1
newSetStatement.setOperator.Offset.Count = -1
newSetStatement.setOperatorsImpl.parent = newSetStatement
@ -125,6 +126,11 @@ func (s *setStatementImpl) LIMIT(limit int64) setStatement {
}
func (s *setStatementImpl) OFFSET(offset int64) setStatement {
s.setOperator.Offset.Count = Int(offset)
return s
}
func (s *setStatementImpl) OFFSET_e(offset IntegerExpression) setStatement {
s.setOperator.Offset.Count = offset
return s
}