Function buildTwoColumnUnionParts

go/sql/builder.go:585–616

(
	selectClause, fromClause string,
	col1Name, col2Name string,
	col1StartVal, col2StartVal, col1EndVal, col2EndVal string,
	col2StartOp, partSuffix string,
	rangeStartArgs, rangeEndArgs []interface{},
)

}

func buildTwoColumnUnionParts(
	selectClause, fromClause string,
	col1Name, col2Name string,
	col1StartVal, col2StartVal, col1EndVal, col2EndVal string,
	col2StartOp, partSuffix string,
	rangeStartArgs, rangeEndArgs []interface{},
) (part1, part2, part3 string, explodedArgs []interface{}) {
	part1 = fmt.Sprintf(
		`(select %s from %s where %s = %s and %s %s %s %s)`,
		selectClause, fromClause,
		col1Name, col1StartVal, col2Name, col2StartOp, col2StartVal,
		partSuffix,
	)
	explodedArgs = append(explodedArgs, rangeStartArgs[0], rangeStartArgs[1])

	part2 = fmt.Sprintf(
		`(select %s from %s where %s > %s and %s < %s %s)`,
		selectClause, fromClause,
		col1Name, col1StartVal, col1Name, col1EndVal,
		partSuffix,
	)
	explodedArgs = append(explodedArgs, rangeStartArgs[0], rangeEndArgs[0])

	part3 = fmt.Sprintf(
		`(select %s from %s where %s = %s and %s <= %s %s)`,
		selectClause, fromClause,
		col1Name, col1EndVal, col2Name, col2EndVal,
		partSuffix,
	)
	explodedArgs = append(explodedArgs, rangeEndArgs[0], rangeEndArgs[1])
	return
}

func buildUniqueKeyRangeEndTwoColumnViaOffset(
	databaseName, tableName string,