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Some changes to support postgresql #1

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Some changes to support postgresql #1

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17 changes: 15 additions & 2 deletions executor.go
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ import (
"fmt"
"io"
"strconv"
"strings"
"time"

"github.com/aws/aws-sdk-go/aws"
Expand Down Expand Up @@ -61,7 +62,7 @@ func (r *Result) Next(dest []driver.Value) error {
case "DATE":
layout = "2006-01-02"

case "DATETIME", "TIMESTAMP":
case "DATETIME", "TIMESTAMP", "timestamptz":
layout = "2006-01-02 15:04:05"

case "YEAR":
Expand Down Expand Up @@ -104,7 +105,11 @@ func (r *Result) RowsAffected() (int64, error) {
const prefix = "f"

func executeStatement(ctx context.Context, config *config, query, transactionID string, args ...driver.NamedValue) (*Result, error) {
query = nameParameters(prefix, query)
if strings.Contains(config.database, "postgres") {
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@Psykar Psykar Feb 26, 2021

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Realistically there should be a better way of doing this... although I'm not sure what would make the most sense.

query = nameParametersPsql(prefix, query, len(args))
} else {
query = nameParameters(prefix, query)
}
input := &rdsdataservice.ExecuteStatementInput{
Database: aws.String(config.database),
IncludeResultMetadata: aws.Bool(true),
Expand Down Expand Up @@ -160,3 +165,11 @@ func nameParameters(prefix, query string) string {
}
return string(got)
}

func nameParametersPsql(prefix, query string, numArgs int) string {
result := query
for i := 1; i <= numArgs; i++ {
result = strings.Replace(result, fmt.Sprint("$", i), fmt.Sprint(":", prefix, i), -1)
}
return result
}