public override void VisitDropTable(StatementDropTable statementDropTable)
{
if (!statementDropTable.IfExists)
{
this.Builder.Append("DROP TABLE ");
statementDropTable.Table.Accept(this.ExprBuilder, null);
}
else
{
StatementIfExists ifExists = statementDropTable.Table switch
{
ExprTableFullName t => new StatementIfTableExists(
t,
StatementList.Combine(new StatementDropTable(statementDropTable.Table, false)), null),
ExprTempTableName tempTable => new StatementIfTempTableExists(
tempTable,
StatementList.Combine(new StatementDropTable(statementDropTable.Table, false)), null),
_ => throw new ArgumentOutOfRangeException()
};
ifExists.Accept(this);
}
}
public static ExprTableFullName WithTableName(this ExprTableFullName original, ExprTableName newTableName) => new ExprTableFullName(dbSchema: original.DbSchema, tableName: newTableName);
public static ExprTableFullName WithDbSchema(this ExprTableFullName original, ExprDbSchema?newDbSchema) => new ExprTableFullName(dbSchema: newDbSchema, tableName: original.TableName);
public override bool VisitExprTableFullName(ExprTableFullName exprTableFullName, IExpr?parent) => this.VisitExprTableFullNameCommon(exprTableFullName, parent);
public abstract bool VisitExprTableFullName(ExprTableFullName exprTableFullName, IExpr?parent);
public StatementIfTableExists(ExprTableFullName exprTable, StatementList statements, StatementList?elseStatements)
: base(statements, elseStatements)
{
this.ExprTable = exprTable;
}
