34 lines
632 B
Go
34 lines
632 B
Go
package jet
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type alias struct {
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expression Expression
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alias string
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}
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func newAlias(expression Expression, aliasName string) projection {
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return &alias{
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expression: expression,
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alias: aliasName,
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}
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}
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func (a *alias) from(subQuery ExpressionTable) projection {
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column := newColumn(a.alias, "", nil)
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column.parent = &column
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column.subQuery = subQuery
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return &column
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}
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func (a *alias) serializeForProjection(statement statementType, out *sqlBuilder) error {
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err := a.expression.serialize(statement, out)
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if err != nil {
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return err
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}
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out.writeString("AS")
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out.writeQuotedString(a.alias)
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return nil
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}
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