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7c936471cc
* first cut of working (slowly) bulk insert; table valued functions and a tuple data type to support time quantums * oversight * filter pushdown implementation; bulk insert * addressed some linter issues
66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
package planner
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import (
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"github.com/molecula/featurebase/v3/sql3"
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"github.com/molecula/featurebase/v3/sql3/parser"
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)
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// TODO (pok) this needs to go somewhere
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/*func (p *ExecutionPlanner) analyzeFunctionRecord(call *parser.Call, scope parser.Statement) (parser.Expr, error) {
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if len(call.Args) != 2 {
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return nil, sql3.NewErrCallParameterCountMismatch(call.Rparen.Line, call.Rparen.Column, call.Name.Name, 2, len(call.Args))
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}
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// timestamp
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timestampType := parser.NewDataTypeTimestamp()
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if !typesAreAssignmentCompatible(timestampType, call.Args[0].DataType()) {
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return nil, sql3.NewErrParameterTypeMistmatch(call.Args[0].Pos().Line, call.Args[0].Pos().Column, call.Args[0].DataType().TypeName(), timestampType.TypeName())
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}
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// set
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ok, _ := typeIsSet(call.Args[1].DataType())
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if !ok {
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return nil, sql3.NewErrSetExpressionExpected(call.Args[1].Pos().Line, call.Args[1].Pos().Column)
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}
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//return record
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call.ResultDataType = parser.NewDataTypeSubtable([]*parser.SubtableColumn{
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{
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Name: "",
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DataType: timestampType,
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},
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{
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Name: "",
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DataType: call.Args[1].DataType(),
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},
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})
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return call, nil
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}
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*/
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func (p *ExecutionPlanner) analyzeFunctionSubtable(call *parser.Call, scope parser.Statement) (parser.Expr, error) {
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if len(call.Args) != 1 {
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return nil, sql3.NewErrCallParameterCountMismatch(call.Rparen.Line, call.Rparen.Column, call.Name.Name, 2, len(call.Args))
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}
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// set
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ok, _ := typeIsTimeQuantum(call.Args[0].DataType())
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if !ok {
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// TODO (pok) send back the right error
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return nil, sql3.NewErrSetExpressionExpected(call.Args[1].Pos().Line, call.Args[1].Pos().Column)
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}
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call.ResultDataType = parser.NewDataTypeSubtable([]*parser.SubtableColumn{
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{
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Name: "_id",
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DataType: parser.NewDataTypeID(),
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},
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{
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Name: "timestamp",
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DataType: parser.NewDataTypeTimestamp(),
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},
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{
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Name: "value",
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DataType: call.Args[0].DataType(),
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},
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})
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return call, nil
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}
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