init - add project files

tools/jet-2.12.0/postgres/table.go

@@ -0,0 +1,137 @@
+package postgres
+
+import "github.com/go-jet/jet/v2/internal/jet"
+
+// Table is interface for MySQL tables
+type Table interface {
+	readableTable
+	writableTable
+	jet.SerializerTable
+}
+
+type readableTable interface {
+	// Generates a select query on the current tableName.
+	SELECT(projection Projection, projections ...Projection) SelectStatement
+
+	// Creates a inner join tableName Expression using onCondition.
+	INNER_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable
+
+	// Creates a left join tableName Expression using onCondition.
+	LEFT_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable
+
+	// Creates a right join tableName Expression using onCondition.
+	RIGHT_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable
+
+	// Creates a full join tableName Expression using onCondition.
+	FULL_JOIN(table ReadableTable, onCondition BoolExpression) ReadableTable
+
+	// Creates a cross join tableName Expression using onCondition.
+	CROSS_JOIN(table ReadableTable) ReadableTable
+}
+
+type writableTable interface {
+	INSERT(columns ...jet.Column) InsertStatement
+	UPDATE(columns ...jet.Column) UpdateStatement
+	DELETE() DeleteStatement
+	LOCK() LockStatement
+}
+
+// ReadableTable interface
+type ReadableTable interface {
+	readableTable
+	jet.Serializer
+}
+
+// WritableTable interface
+type WritableTable interface {
+	jet.Table
+	writableTable
+	jet.Serializer
+}
+
+type readableTableInterfaceImpl struct {
+	parent ReadableTable
+}
+
+// Generates a select query on the current tableName.
+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 {
+	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 {
+	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 {
+	return newJoinTable(r.parent, table, jet.RightJoin, onCondition)
+}
+
+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 {
+	return newJoinTable(r.parent, table, jet.CrossJoin, nil)
+}
+
+type writableTableInterfaceImpl struct {
+	parent WritableTable
+}
+
+func (w *writableTableInterfaceImpl) INSERT(columns ...jet.Column) InsertStatement {
+	return newInsertStatement(w.parent, jet.UnwidColumnList(columns))
+}
+
+func (w *writableTableInterfaceImpl) UPDATE(columns ...jet.Column) UpdateStatement {
+	return newUpdateStatement(w.parent, jet.UnwidColumnList(columns))
+}
+
+func (w *writableTableInterfaceImpl) DELETE() DeleteStatement {
+	return newDeleteStatement(w.parent)
+}
+
+func (w *writableTableInterfaceImpl) LOCK() LockStatement {
+	return LOCK(w.parent)
+}
+
+type tableImpl struct {
+	readableTableInterfaceImpl
+	writableTableInterfaceImpl
+
+	jet.SerializerTable
+}
+
+// NewTable creates new table with schema Name, table Name and list of columns
+func NewTable(schemaName, name, alias string, columns ...jet.ColumnExpression) Table {
+
+	t := &tableImpl{
+		SerializerTable: jet.NewTable(schemaName, name, alias, columns...),
+	}
+
+	t.readableTableInterfaceImpl.parent = t
+	t.writableTableInterfaceImpl.parent = t
+
+	return t
+}
+
+type joinTable struct {
+	readableTableInterfaceImpl
+	jet.JoinTable
+}
+
+func newJoinTable(lhs jet.Serializer, rhs jet.Serializer, joinType jet.JoinType, onCondition BoolExpression) ReadableTable {
+	newJoinTable := &joinTable{
+		JoinTable: jet.NewJoinTable(lhs, rhs, joinType, onCondition),
+	}
+
+	newJoinTable.readableTableInterfaceImpl.parent = newJoinTable
+
+	return newJoinTable
+}