51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
package postgres
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import "source.gleipnir.technology/Gleipnir/jet/internal/jet"
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// DeleteStatement is interface for PostgreSQL DELETE statement
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type DeleteStatement interface {
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jet.SerializerStatement
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USING(tables ...ReadableTable) DeleteStatement
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WHERE(expression BoolExpression) DeleteStatement
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RETURNING(projections ...jet.Projection) DeleteStatement
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}
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type deleteStatementImpl struct {
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jet.SerializerStatement
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Delete jet.ClauseDelete
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Using jet.ClauseFrom
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Where jet.ClauseWhere
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Returning jet.ClauseReturning
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}
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func newDeleteStatement(table WritableTable) DeleteStatement {
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newDelete := &deleteStatementImpl{}
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newDelete.SerializerStatement = jet.NewStatementImpl(Dialect, jet.DeleteStatementType, newDelete,
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&newDelete.Delete,
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&newDelete.Using,
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&newDelete.Where,
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&newDelete.Returning)
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newDelete.Delete.Table = table
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newDelete.Using.Name = "USING"
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newDelete.Where.Mandatory = true
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return newDelete
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}
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func (d *deleteStatementImpl) USING(tables ...ReadableTable) DeleteStatement {
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d.Using.Tables = readableTablesToSerializerList(tables)
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return d
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}
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func (d *deleteStatementImpl) WHERE(expression BoolExpression) DeleteStatement {
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d.Where.Condition = expression
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return d
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}
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func (d *deleteStatementImpl) RETURNING(projections ...jet.Projection) DeleteStatement {
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d.Returning.ProjectionList = projections
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return d
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}
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