private TableModel(
EntityName tableName,
IEnumerable <ColumnModel> columns,
IEnumerable <MappingModel> mappings,
AlterAutoDeletePolicyCommand?autoDeletePolicy,
AlterCachingPolicyCommand?cachingPolicy,
AlterIngestionBatchingPolicyCommand?ingestionBatchingPolicy,
AlterMergePolicyCommand?mergePolicy,
AlterRetentionPolicyCommand?retentionPolicy,
AlterShardingPolicyCommand?shardingPolicy,
AlterUpdatePolicyCommand?updatePolicy,
QuotedText folder,
QuotedText docString)
{
TableName = tableName;
Columns = columns.ToImmutableArray();
Mappings = mappings
.OrderBy(m => m.MappingName)
.ThenBy(m => m.MappingKind)
.ToImmutableArray();
AutoDeletePolicy = autoDeletePolicy;
CachingPolicy = cachingPolicy;
IngestionBatchingPolicy = ingestionBatchingPolicy;
MergePolicy = mergePolicy;
RetentionPolicy = retentionPolicy;
ShardingPolicy = shardingPolicy;
UpdatePolicy = updatePolicy;
Folder = folder;
DocString = docString;
}
internal static CommandBase FromCode(SyntaxElement rootElement)
{
var entityKinds = rootElement
.GetDescendants <SyntaxElement>(s => s.Kind == SyntaxKind.TableKeyword ||
s.Kind == SyntaxKind.DatabaseKeyword)
.Select(s => s.Kind);
if (!entityKinds.Any())
{
throw new DeltaException("Alter retention policy requires to act on a table or database (cluster isn't supported)");
}
var entityKind = entityKinds.First();
var entityType = entityKind == SyntaxKind.TableKeyword
? EntityType.Table
: EntityType.Database;
var entityName = rootElement.GetDescendants <NameReference>().Last();
var policyText = QuotedText.FromLiteral(
rootElement.GetUniqueDescendant <LiteralExpression>(
"RetentionPolicy",
e => e.NameInParent == "RetentionPolicy"));
var policy = Deserialize <JsonDocument>(policyText.Text);
if (policy == null)
{
throw new DeltaException(
$"Can't extract policy objects from {policyText.ToScript()}");
}
return(new AlterRetentionPolicyCommand(
entityType,
EntityName.FromCode(entityName.Name),
policy));
}
internal static CommandBase FromCode(SyntaxElement rootElement)
{
var cleanTableName = rootElement
.GetDescendants <TokenName>(e => e.NameInParent == "Name")
.FirstOrDefault();
var tableName = rootElement.GetDescendants <NameReference>().Last();
if ((cleanTableName == null || cleanTableName.Name.Text == string.Empty) &&
tableName == null)
{
throw new DeltaException("Can't find table name");
}
var policiesText = QuotedText.FromLiteral(
rootElement.GetUniqueDescendant <LiteralExpression>(
"UpdatePolicy",
e => e.NameInParent == "UpdatePolicy"));
var policies = Deserialize <UpdatePolicy[]>(policiesText.Text);
if (policies == null)
{
throw new DeltaException(
$"Can't extract policy objects from {policiesText.ToScript()}");
}
return(new AlterUpdatePolicyCommand(
EntityName.FromCode(tableName.Name),
policies));
}
public MappingModel(
QuotedText mappingName,
string mappingKind,
QuotedText mappingAsJson)
{
MappingName = mappingName;
MappingKind = mappingKind.ToLower();
MappingAsJson = mappingAsJson;
}
private bool MappingAsJsonEquals(QuotedText otherMappingAsJson)
{
var thisElements = JsonSerializer
.Deserialize <MappingElement[]>(MappingAsJson.Text, _jsonSerializerOptions)
!.Select(e => e.ToNormalize())
.OrderBy(e => e.Column);
var otherElements = JsonSerializer
.Deserialize <MappingElement[]>(otherMappingAsJson.Text, _jsonSerializerOptions)
!.Select(e => e.ToNormalize())
.OrderBy(e => e.Column);
return(thisElements.SequenceEqual(otherElements));
}
internal static CommandBase FromCode(SyntaxElement rootElement)
{
var tableName = rootElement.GetDescendants <NameReference>().Last();
var policyText = QuotedText.FromLiteral(
rootElement.GetUniqueDescendant <LiteralExpression>(
"AutoDeletePolicy",
e => e.NameInParent == "AutoDeletePolicy"));
var policy = Deserialize <JsonDocument>(policyText.Text);
if (policy == null)
{
throw new DeltaException(
$"Can't extract policy objects from {policyText.ToScript()}");
}
return(new AlterAutoDeletePolicyCommand(EntityName.FromCode(tableName.Name), policy));
}
internal static CommandBase FromCode(SyntaxElement rootElement)
{
var tableNames = rootElement
.GetDescendants <SyntaxElement>(n => n.NameInParent == "Name"
// Different type depending if it's a simple name or not
&& (n is TokenName || n is LiteralExpression))
//.GetDescendants<LiteralExpression>(n => n.NameInParent == "Name")
//.GetDescendants<TokenName>(n => n.NameInParent == "Name")
.Select(t => EntityName.FromCode(t));
var policyText = QuotedText.FromLiteral(
rootElement.GetUniqueDescendant <LiteralExpression>(
"RetentionPolicy",
e => e.NameInParent == "RetentionPolicy"));
var policy = Deserialize <JsonDocument>(policyText.Text);
if (policy == null)
{
throw new DeltaException(
$"Can't extract policy objects from {policyText.ToScript()}");
}
return(new AlterTablesRetentionPolicyCommand(tableNames, policy));
}
