ryan-syed commented on code in PR #1593:
URL: https://github.com/apache/arrow-adbc/pull/1593#discussion_r1516993903
##########
go/adbc/driver/snowflake/connection.go:
##########
@@ -557,13 +587,204 @@ func (c *cnxn) populateMetadata(ctx context.Context,
depth adbc.ObjectDepth, cat
return metadataRecords, nil
}
+func (c *cnxn) populateConstraintSchema(ctx context.Context, depth
adbc.ObjectDepth, metadataRecords []internal.Metadata)
(map[internal.CatalogSchemaTable][]internal.ConstraintSchema, error) {
+ constraintLookup :=
make(map[internal.CatalogSchemaTable][]internal.ConstraintSchema)
+ tableConstraintsData, err := c.getConstraintsData(ctx, depth,
metadataRecords)
+ if err != nil {
+ return nil, err
+ }
+
+ fullyQualifiedConstraintSchemaLookup :=
make(map[string]internal.ConstraintSchema)
+ for _, data := range tableConstraintsData {
+ var fullyQualifiedConstraintName string
+ if data.fk_constraintName.Valid {
+ fullyQualifiedConstraintName =
getFullyQualifiedConstraintName(data.fkDbName.String, data.fkSchema.String,
data.fkTblName.String, data.fk_constraintName.String)
+ if _, exists :=
fullyQualifiedConstraintSchemaLookup[fullyQualifiedConstraintName]; !exists {
+
fullyQualifiedConstraintSchemaLookup[fullyQualifiedConstraintName] =
internal.ConstraintSchema{
+ ConstraintName:
data.fk_constraintName.String,
+ ConstraintType:
data.constraintType,
+ ConstraintColumnNames:
[]string{data.fkColName.String},
+ ConstraintColumnUsages:
[]internal.UsageSchema{
+ {
+ ForeignKeyCatalog:
data.dbName,
+ ForeignKeyDbSchema:
data.schema,
+ ForeignKeyTable:
data.tblName,
+ ForeignKeyColName:
data.colName,
+ },
+ },
+ }
+ } else {
+ constraintInfo :=
fullyQualifiedConstraintSchemaLookup[fullyQualifiedConstraintName]
+ constraintInfo.ConstraintColumnNames =
append(constraintInfo.ConstraintColumnNames, data.fkColName.String)
+
+ constraintInfo.ConstraintColumnUsages =
append(constraintInfo.ConstraintColumnUsages, internal.UsageSchema{
Review Comment:
refactored into a separate method.
##########
csharp/test/Apache.Arrow.Adbc.Tests/Metadata/GetObjectsParser.cs:
##########
@@ -173,6 +173,14 @@ private static List<AdbcConstraint>
ParseConstraints(StructArray constraintsArra
StringArray col_names = column_names.GetSlicedValues(i) as
StringArray;
StructArray usage = column_usage.GetSlicedValues(i) as
StructArray;
+ if (col_names != null)
Review Comment:
updated
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