private string GetTableName(ModelDefinition modelDef)
{
return(modelDef.IsInSchema
? NamingStrategy.ApplyNameRestrictions(modelDef.Schema
+ "_" + NamingStrategy.GetTableName(modelDef.ModelName))
: NamingStrategy.GetTableName(modelDef.ModelName));
}
public override string ToCreateTableStatement(Type tableType)
{
var sbColumns = StringBuilderCache.Allocate();
var sbConstraints = StringBuilderCacheAlt.Allocate();
var sbPk = new StringBuilder();
var modelDef = GetModel(tableType);
foreach (var fieldDef in CreateTableFieldsStrategy(modelDef))
{
if (fieldDef.CustomSelect != null)
{
continue;
}
if (fieldDef.IsPrimaryKey)
{
sbPk.AppendFormat(sbPk.Length != 0 ? ",{0}" : "{0}", GetQuotedColumnName(fieldDef.FieldName));
}
if (sbColumns.Length != 0)
{
sbColumns.Append(", \n ");
}
var columnDefinition = GetColumnDefinition(fieldDef);
sbColumns.Append(columnDefinition);
if (fieldDef.ForeignKey == null || OrmLiteConfig.SkipForeignKeys)
{
continue;
}
var refModelDef = GetModel(fieldDef.ForeignKey.ReferenceType);
var fkName = NamingStrategy.ApplyNameRestrictions(fieldDef.ForeignKey.GetForeignKeyName(modelDef, refModelDef, NamingStrategy, fieldDef)).ToLower();
sbConstraints.AppendFormat(", \n\n CONSTRAINT {0} FOREIGN KEY ({1}) REFERENCES {2} ({3})",
GetQuotedName(fkName),
GetQuotedColumnName(fieldDef.FieldName),
GetQuotedTableName(refModelDef),
GetQuotedColumnName(refModelDef.PrimaryKey.FieldName));
sbConstraints.Append(GetForeignKeyOnDeleteClause(fieldDef.ForeignKey));
sbConstraints.Append(GetForeignKeyOnUpdateClause(fieldDef.ForeignKey));
}
if (sbPk.Length != 0)
{
sbColumns.AppendFormat(", \n PRIMARY KEY({0})", sbPk);
}
var sql = string.Format(
"CREATE TABLE {0} \n(\n {1}{2} \n); \n",
GetQuotedTableName(modelDef),
StringBuilderCache.ReturnAndFree(sbColumns),
StringBuilderCacheAlt.ReturnAndFree(sbConstraints));
return(sql);
}
private string Sequence(string modelName, string fieldName, string sequence)
{
//TODO used to return Quote(sequence)
if (!sequence.IsNullOrEmpty())
{
return(sequence);
}
var seqName = NamingStrategy.ApplyNameRestrictions(modelName + "_" + fieldName + "_GEN");
return(seqName);
}
public override string ToPostCreateTableStatement(ModelDefinition modelDef)
{
if (modelDef.RowVersion != null)
{
var triggerName = NamingStrategy.ApplyNameRestrictions(
RowVersionTriggerFormat.Fmt(modelDef.ModelName));
var triggerBody = ":NEW.{0} := :OLD.{0}+1;".Fmt(
modelDef.RowVersion.FieldName.SqlColumn());
var sql = "CREATE TRIGGER {0} BEFORE UPDATE ON {1} FOR EACH ROW BEGIN {2} END;".Fmt(
Quote(triggerName), modelDef.ModelName, triggerBody);
return(sql);
}
return(null);
}
public override string ToPostCreateTableStatement(ModelDefinition modelDef)
{
if (modelDef.RowVersion != null)
{
var triggerName = NamingStrategy.ApplyNameRestrictions(
RowVersionTriggerFormat.Fmt(modelDef.ModelName));
var triggerBody = "new.{0} = old.{0}+1;".Fmt(
modelDef.RowVersion.FieldName.SqlColumn(this));
var sql = "CREATE OR ALTER TRIGGER {0} BEFORE UPDATE ON {1} AS BEGIN {2} END;".Fmt(
Quote(triggerName),
GetTableName(modelDef.ModelName, modelDef.Schema),
triggerBody);
return(sql);
}
return(null);
}
public override List <string> ToCreateIndexStatements(Type tableType)
{
var sqlIndexes = new List <string>();
var modelDef = GetModel(tableType);
foreach (var fieldDef in modelDef.FieldDefinitions)
{
if (!fieldDef.IsIndexed)
{
continue;
}
var indexName = GetIndexName(
fieldDef.IsUnique,
(modelDef.IsInSchema
? modelDef.Schema + "_" + modelDef.ModelName
: modelDef.ModelName).SafeVarName(),
fieldDef.FieldName);
indexName = NamingStrategy.ApplyNameRestrictions(indexName);
sqlIndexes.Add(
ToCreateIndexStatement(fieldDef.IsUnique, indexName, modelDef, fieldDef.FieldName));
}
foreach (var compositeIndex in modelDef.CompositeIndexes)
{
var indexName = GetCompositeIndexNameWithSchema(compositeIndex, modelDef);
indexName = NamingStrategy.ApplyNameRestrictions(indexName);
var indexNames = string.Join(",", compositeIndex.FieldNames.ToArray());
sqlIndexes.Add(
ToCreateIndexStatement(compositeIndex.Unique, indexName, modelDef, indexNames));
}
return(sqlIndexes);
}
protected override string GetIndexName(bool isUnique, string modelName, string fieldName)
{
return(NamingStrategy.ApplyNameRestrictions(
string.Format("{0}idx_{1}_{2}", isUnique ? "u" : "", modelName, fieldName).ToLower()));
}
public override string ToCreateTableStatement(Type tableType)
{
var sbColumns = new StringBuilder();
var sbConstraints = new StringBuilder();
var sbPk = new StringBuilder();
var modelDef = GetModel(tableType);
foreach (var fieldDef in modelDef.FieldDefinitions)
{
if (fieldDef.IsPrimaryKey)
{
sbPk.AppendFormat(sbPk.Length != 0 ? ",{0}" : "{0}", GetQuotedColumnName(fieldDef.FieldName));
}
if (sbColumns.Length != 0)
{
sbColumns.Append(", \n ");
}
var columnDefinition = GetColumnDefinition(
fieldDef.FieldName,
fieldDef.ColumnType,
fieldDef.IsPrimaryKey,
fieldDef.AutoIncrement,
fieldDef.IsNullable,
fieldDef.IsRowVersion,
fieldDef.FieldLength,
fieldDef.Scale,
GetDefaultValue(fieldDef),
fieldDef.CustomFieldDefinition);
sbColumns.Append(columnDefinition);
if (fieldDef.ForeignKey == null)
{
continue;
}
var refModelDef = GetModel(fieldDef.ForeignKey.ReferenceType);
var fkName = NamingStrategy.ApplyNameRestrictions(fieldDef.ForeignKey.GetForeignKeyName(modelDef, refModelDef, NamingStrategy, fieldDef)).ToLower();
sbConstraints.AppendFormat(", \n\n CONSTRAINT {0} FOREIGN KEY ({1}) REFERENCES {2} ({3})",
GetQuotedName(fkName),
GetQuotedColumnName(fieldDef.FieldName),
GetQuotedTableName(refModelDef),
GetQuotedColumnName(refModelDef.PrimaryKey.FieldName));
sbConstraints.Append(GetForeignKeyOnDeleteClause(fieldDef.ForeignKey));
sbConstraints.Append(GetForeignKeyOnUpdateClause(fieldDef.ForeignKey));
}
if (sbPk.Length != 0)
{
sbColumns.AppendFormat(", \n PRIMARY KEY({0})", sbPk);
}
var sql = new StringBuilder(string.Format(
"CREATE TABLE {0} \n(\n {1}{2} \n); \n",
GetQuotedTableName(modelDef),
sbColumns,
sbConstraints));
return(sql.ToString());
}
protected override string GetIndexName(bool isUnique, string modelName, string fieldName)
{
return(NamingStrategy.ApplyNameRestrictions(
$"{(isUnique ? "u" : "")}idx_{modelName}_{fieldName}".ToLower()));
}
