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[PostgreSQL] Add support for WITH statements and Common Table Expressions.

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go-jet 2020-05-24 17:56:17 +02:00
parent fb8607da29
commit 8aa894730c
10 changed files with 60 additions and 26 deletions
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12
postgres/table.go
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@ -54,30 +54,30 @@ type readableTableInterfaceImpl struct {
}
// Generates a select query on the current tableName.
func (r *readableTableInterfaceImpl) SELECT(projection1 Projection, projections ...Projection) SelectStatement {
func (r readableTableInterfaceImpl) SELECT(projection1 Projection, projections ...Projection) SelectStatement {
return newSelectStatement(r.parent, append([]Projection{projection1}, projections...))
}
// Creates a inner join tableName Expression using onCondition.
func (r *readableTableInterfaceImpl) INNER_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
func (r readableTableInterfaceImpl) INNER_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
return newJoinTable(r.parent, table, jet.InnerJoin, onCondition)
}
// Creates a left join tableName Expression using onCondition.
func (r *readableTableInterfaceImpl) LEFT_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
func (r readableTableInterfaceImpl) LEFT_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
return newJoinTable(r.parent, table, jet.LeftJoin, onCondition)
}
// Creates a right join tableName Expression using onCondition.
func (r *readableTableInterfaceImpl) RIGHT_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
func (r readableTableInterfaceImpl) RIGHT_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
return newJoinTable(r.parent, table, jet.RightJoin, onCondition)
}
func (r *readableTableInterfaceImpl) FULL_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
func (r readableTableInterfaceImpl) FULL_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable {
return newJoinTable(r.parent, table, jet.FullJoin, onCondition)
}
func (r *readableTableInterfaceImpl) CROSS_JOIN(table ReadableTable) ReadableTable {
func (r readableTableInterfaceImpl) CROSS_JOIN(table ReadableTable) ReadableTable {
return newJoinTable(r.parent, table, jet.CrossJoin, nil)
}