// 创建 INSRT 命令
protected override Command ParseInsertCommand <T>(DbQueryableInfo_Insert <T> nQueryInfo, ParserToken token)
{
ISqlBuilder builder = this.CreateSqlBuilder(token);
TypeRuntimeInfo typeRuntime = TypeRuntimeInfoCache.GetRuntimeInfo <T>();
TableAliasCache aliases = new TableAliasCache();
if (nQueryInfo.Entity != null)
{
object entity = nQueryInfo.Entity;
ISqlBuilder columnsBuilder = this.CreateSqlBuilder(token);
ISqlBuilder valuesBuilder = this.CreateSqlBuilder(token);
// 指定插入列
Dictionary <string, MemberInvokerBase> invokers = typeRuntime.Invokers;
if (nQueryInfo.EntityColumns != null && nQueryInfo.EntityColumns.Count > 0)
{
invokers = new Dictionary <string, MemberInvokerBase>();
for (int i = 0; i < nQueryInfo.EntityColumns.Count; i++)
{
Expression curExpr = nQueryInfo.EntityColumns[i];
if (curExpr.NodeType == ExpressionType.Lambda)
{
curExpr = (curExpr as LambdaExpression).Body.ReduceUnary();
}
if (curExpr.NodeType != ExpressionType.MemberAccess)
{
throw new XFrameworkException("ERR {0}: Only support MemberAccess expression.", nQueryInfo.EntityColumns[i]);
}
MemberExpression member = curExpr as MemberExpression;
string name = member.Member.Name;
invokers[name] = typeRuntime.Invokers[name];
}
}
foreach (var kv in invokers)
{
MemberInvokerBase invoker = kv.Value;
var column = invoker.Column;
if (column != null && column.NoMapped)
{
continue;
}
if (invoker.ForeignKey != null)
{
continue;
}
if (invoker.Column != null && column.DbType is SqlDbType && (SqlDbType)column.DbType == SqlDbType.Timestamp)
{
continue; // 行版本号
}
if (invoker.Member.MemberType == System.Reflection.MemberTypes.Method)
{
continue;
}
if (invoker != nQueryInfo.AutoIncrement)
{
columnsBuilder.AppendMember(invoker.Member.Name);
columnsBuilder.Append(',');
var value = invoker.Invoke(entity);
string seg = builder.GetSqlValueWidthDefault(value, column);
valuesBuilder.Append(seg);
valuesBuilder.Append(',');
}
}
columnsBuilder.Length -= 1;
valuesBuilder.Length -= 1;
if (nQueryInfo.Bulk == null || !nQueryInfo.Bulk.OnlyValue)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
builder.Append(columnsBuilder);
builder.Append(')');
builder.AppendNewLine();
builder.AppendNewTab();
builder.Append("VALUES");
}
if (nQueryInfo.Bulk != null && nQueryInfo.Bulk.OnlyValue)
{
builder.AppendNewTab();
}
builder.Append('(');
builder.Append(valuesBuilder);
builder.Append(')');
if (nQueryInfo.Bulk != null && !nQueryInfo.Bulk.IsEndPos)
{
builder.Append(",");
builder.AppendNewLine();
}
if (nQueryInfo.Bulk == null && nQueryInfo.AutoIncrement != null)
{
builder.AppendNewLine();
builder.Append("SELECT SCOPE_IDENTITY()");
builder.AppendAs(Constant.AUTOINCREMENTNAME);
}
}
else if (nQueryInfo.SelectInfo != null)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
int i = 0;
SelectCommand cmd2 = this.ParseSelectCommand(nQueryInfo.SelectInfo, 0, true, token) as SelectCommand;
foreach (var kvp in cmd2.Columns)
{
builder.AppendMember(kvp.Key);
if (i < cmd2.Columns.Count - 1)
{
builder.Append(',');
}
i++;
}
builder.Append(')');
builder.AppendNewLine();
builder.Append(cmd2.CommandText);
}
return(new Command(builder.ToString(), builder.Token != null ? builder.Token.Parameters : null, System.Data.CommandType.Text));
}
// 创建 INSRT 命令
protected override DbCommandDefinition ParseInsertCommand <T>(DbQueryableInfo_Insert <T> nQuery, List <IDbDataParameter> parameters = null)
{
ISqlBuilder builder = this.CreateSqlBuilder(parameters);
TypeRuntimeInfo typeRuntime = TypeRuntimeInfoCache.GetRuntimeInfo <T>();
TableAliasCache aliases = new TableAliasCache();
bool useSEQ = false;
if (nQuery.Entity != null)
{
// 如果没有Sequence列，使用 INSERT ALL INTO 语法，否则就一条一条逐行写入~~
// 批量 INSERT，自增列不会自动赋值
object entity = nQuery.Entity;
ISqlBuilder columnsBuilder = this.CreateSqlBuilder(builder.Parameters);
ISqlBuilder valuesBuilder = this.CreateSqlBuilder(builder.Parameters);
// 指定插入列
Dictionary <string, MemberInvokerBase> invokers = typeRuntime.Invokers;
if (nQuery.EntityColumns != null && nQuery.EntityColumns.Count > 0)
{
invokers = new Dictionary <string, MemberInvokerBase>();
for (int i = 0; i < nQuery.EntityColumns.Count; i++)
{
Expression curExpr = nQuery.EntityColumns[i];
if (curExpr.NodeType == ExpressionType.Lambda)
{
curExpr = (curExpr as LambdaExpression).Body.ReduceUnary();
}
if (curExpr.NodeType != ExpressionType.MemberAccess)
{
throw new XFrameworkException("Can't read field name from expression {0}", nQuery.EntityColumns[i]);
}
MemberExpression member = curExpr as MemberExpression;
string name = member.Member.Name;
invokers[name] = typeRuntime.Invokers[name];
}
}
// 自增列参数
IDbDataParameter seqParameter = null;
// 自增列标记
ColumnAttribute seqColumn = null;
foreach (var kv in invokers)
{
MemberInvokerBase invoker = kv.Value;
var column = invoker.Column;
if (column != null && column.NoMapped)
{
continue;
}
if (invoker.ForeignKey != null)
{
continue;
}
if (invoker.Member.MemberType == System.Reflection.MemberTypes.Method)
{
continue;
}
columnsBuilder.AppendMember(invoker.Member.Name);
columnsBuilder.Append(',');
if (invoker == nQuery.AutoIncrement)
{
seqColumn = column;
if (nQuery.Bulk == null)
{
// 非批量INSERT，产生一个 OUTPUT 类型的参数
string pName = string.Format("{0}p{1}", this.ParameterPrefix, builder.Parameters.Count);
var database = nQuery.SourceQuery.DbContext.Database;
seqParameter = database.CreateParameter(pName, -1, direction: ParameterDirection.Output);
builder.Parameters.Add(seqParameter);
valuesBuilder.Append(seqParameter.ParameterName);
valuesBuilder.Append(',');
}
else
{
valuesBuilder.Append(((OracleColumnAttribute)column).SEQName);
valuesBuilder.Append(".NEXTVAL");
valuesBuilder.Append(',');
}
}
else
{
var value = invoker.Invoke(entity);
string seg = builder.GetSqlValueWidthDefault(value, column);
valuesBuilder.Append(seg);
valuesBuilder.Append(',');
}
}
columnsBuilder.Length -= 1;
valuesBuilder.Length -= 1;
if (nQuery.Bulk == null)
{
// 非批量INSERT，产生一个 OUTPUT 类型的参数
if (seqParameter != null)
{
seqParameter.Direction = ParameterDirection.Output;
seqParameter.DbType = DbType.Int64;
builder.Append("SELECT ");
builder.Append(((OracleColumnAttribute)seqColumn).SEQName);
builder.Append(".NEXTVAL INTO ");
builder.Append(seqParameter.ParameterName);
builder.Append(" FROM DUAL;");
builder.AppendNewLine();
useSEQ = true;
}
builder.Append("INSERT ");
}
else
{
// 批量 INSERT
if (!nQuery.Bulk.OnlyValue || seqColumn != null)
{
builder.Append("INSERT ");
}
// 如果有自增列则不使用 INSERT ALL INTO 语法
if (!nQuery.Bulk.OnlyValue && seqColumn == null)
{
builder.Append("ALL ");
}
}
builder.Append("INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
builder.Append(columnsBuilder);
builder.Append(')');
builder.AppendNewLine();
builder.AppendNewTab();
builder.Append("VALUES");
builder.Append('(');
builder.Append(valuesBuilder);
builder.Append(')');
if (nQuery.Bulk == null)
{
builder.Append(';');
}
else
{
if (seqColumn != null)
{
if (nQuery.Bulk.IsEndPos)
{
builder.Append(";");
}
else
{
builder.AppendNewLine(";");
}
}
else
{
builder.AppendNewLine();
if (nQuery.Bulk.IsEndPos)
{
builder.Append("SELECT 1 FROM DUAL;");
}
}
}
}
else if (nQuery.SelectInfo != null)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
int i = 0;
DbCommandDefinition_Select cmd2 = this.ParseSelectCommand(nQuery.SelectInfo, 0, false, builder.Parameters) as DbCommandDefinition_Select;
foreach (var kvp in cmd2.Columns)
{
builder.AppendMember(kvp.Key);
if (i < cmd2.Columns.Count - 1)
{
builder.Append(',');
}
i++;
}
builder.Append(')');
builder.AppendNewLine();
builder.Append(cmd2.CommandText);
builder.Append(';');
}
var cmd = new OracleDbCommandDefinition_Insert(builder.ToString(), builder.Parameters, System.Data.CommandType.Text);
cmd.HaveSEQ = useSEQ;
return(cmd);
}
// 创建 INSRT 命令
protected override DbCommandDefinition ParseInsertCommand <T>(DbQueryableInfo_Insert <T> nQuery, List <IDbDataParameter> parameters = null)
{
ISqlBuilder builder = this.CreateSqlBuilder(parameters);
TypeRuntimeInfo typeRuntime = TypeRuntimeInfoCache.GetRuntimeInfo <T>();
TableAliasCache aliases = new TableAliasCache();
if (nQuery.Entity != null)
{
object entity = nQuery.Entity;
ISqlBuilder columnsBuilder = this.CreateSqlBuilder(builder.Parameters);
ISqlBuilder valuesBuilder = this.CreateSqlBuilder(builder.Parameters);
// 指定插入列
Dictionary <string, MemberInvokerBase> invokers = typeRuntime.Invokers;
if (nQuery.EntityColumns != null && nQuery.EntityColumns.Count > 0)
{
invokers = new Dictionary <string, MemberInvokerBase>();
for (int i = 0; i < nQuery.EntityColumns.Count; i++)
{
Expression curExpr = nQuery.EntityColumns[i];
if (curExpr.NodeType == ExpressionType.Lambda)
{
curExpr = (curExpr as LambdaExpression).Body.ReduceUnary();
}
if (curExpr.NodeType != ExpressionType.MemberAccess)
{
throw new XFrameworkException("Can't read field name from expression {0}", nQuery.EntityColumns[i]);
}
MemberExpression member = curExpr as MemberExpression;
string name = member.Member.Name;
invokers[name] = typeRuntime.Invokers[name];
}
}
foreach (var kv in invokers)
{
MemberInvokerBase invoker = kv.Value;
var column = invoker.Column;
if (column != null && column.NoMapped)
{
continue;
}
if (invoker.ForeignKey != null)
{
continue;
}
if (invoker.Member.MemberType == System.Reflection.MemberTypes.Method)
{
continue;
}
if (invoker != nQuery.AutoIncrement)
{
columnsBuilder.AppendMember(invoker.Member.Name);
columnsBuilder.Append(',');
var value = invoker.Invoke(entity);
string seg = builder.GetSqlValueWidthDefault(value, column);
valuesBuilder.Append(seg);
valuesBuilder.Append(',');
}
}
columnsBuilder.Length -= 1;
valuesBuilder.Length -= 1;
if (nQuery.Bulk == null || !nQuery.Bulk.OnlyValue)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
builder.Append(columnsBuilder);
builder.Append(')');
builder.AppendNewLine();
builder.AppendNewTab();
builder.Append("VALUES");
}
if (nQuery.Bulk != null && nQuery.Bulk.OnlyValue)
{
builder.AppendNewTab();
}
builder.Append('(');
builder.Append(valuesBuilder);
builder.Append(')');
if (nQuery.Bulk != null && !nQuery.Bulk.IsEndPos)
{
builder.Append(",");
builder.AppendNewLine();
}
if (nQuery.Bulk == null && nQuery.AutoIncrement != null)
{
builder.Append(';');
builder.AppendNewLine();
builder.Append("SELECT LAST_INSERT_ID()");
builder.AppendAs(Constant.AUTOINCREMENTNAME);
}
}
else if (nQuery.SelectInfo != null)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
int i = 0;
DbCommandDefinition_Select cmd2 = this.ParseSelectCommandImpl(nQuery.SelectInfo, 0, true, builder.Parameters) as DbCommandDefinition_Select;
foreach (var kvp in cmd2.Columns)
{
builder.AppendMember(kvp.Key);
if (i < cmd2.Columns.Count - 1)
{
builder.Append(',');
}
i++;
}
builder.Append(')');
builder.AppendNewLine();
builder.Append(cmd2.CommandText);
}
if (nQuery.Bulk == null || nQuery.Bulk.IsEndPos)
{
builder.Append(';');
}
return(new DbCommandDefinition(builder.ToString(), builder.Parameters, System.Data.CommandType.Text));
}
// 创建 INSRT 命令
protected override Command ResolveInsertCommand <T>(DbQueryableInfo_Insert <T> dbQuery, ResolveToken token)
{
ISqlBuilder builder = this.CreateSqlBuilder(token);
TypeRuntimeInfo typeRuntime = TypeRuntimeInfoCache.GetRuntimeInfo <T>();
TableAliasCache aliases = new TableAliasCache();
if (dbQuery.Entity != null)
{
object entity = dbQuery.Entity;
ISqlBuilder columnsBuilder = this.CreateSqlBuilder(token);
ISqlBuilder valuesBuilder = this.CreateSqlBuilder(token);
// 指定插入列
MemberInvokerCollection invokers = typeRuntime.Invokers;
if (dbQuery.EntityColumns != null && dbQuery.EntityColumns.Count > 0)
{
invokers = new MemberInvokerCollection();
for (int i = 0; i < dbQuery.EntityColumns.Count; i++)
{
Expression curExpr = dbQuery.EntityColumns[i];
if (curExpr.NodeType == ExpressionType.Lambda)
{
curExpr = (curExpr as LambdaExpression).Body.ReduceUnary();
}
if (curExpr.NodeType != ExpressionType.MemberAccess)
{
throw new XFrameworkException("Can't read field name from expression {0}", dbQuery.EntityColumns[i]);
}
MemberExpression member = curExpr as MemberExpression;
string name = member.Member.Name;
invokers[name] = typeRuntime.Invokers[name];
}
}
foreach (var invoker in invokers)
{
var column = invoker.Column;
if (column != null && column.NoMapped)
{
continue;
}
if (invoker.ForeignKey != null)
{
continue;
}
if (invoker.Member.MemberType == System.Reflection.MemberTypes.Method)
{
continue;
}
if (invoker != dbQuery.AutoIncrement)
{
columnsBuilder.AppendMember(invoker.Member.Name);
columnsBuilder.Append(',');
var value = invoker.Invoke(entity);
string seg = this.DbValue.GetSqlValueWidthDefault(value, token, column);
valuesBuilder.Append(seg);
valuesBuilder.Append(',');
}
}
columnsBuilder.Length -= 1;
valuesBuilder.Length -= 1;
if (dbQuery.Bulk == null || !dbQuery.Bulk.OnlyValue)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
builder.Append(columnsBuilder);
builder.Append(')');
builder.AppendNewLine();
builder.AppendNewTab();
builder.Append("VALUES");
}
builder.Append('(');
builder.Append(valuesBuilder);
builder.Append(')');
if (dbQuery.Bulk != null && !dbQuery.Bulk.IsEndPos)
{
builder.Append(",");
}
if (dbQuery.Bulk == null && dbQuery.AutoIncrement != null)
{
builder.Append(';');
builder.AppendNewLine();
// sequence，命名原则是 tablename_columnname_seq.
builder.AppendFormat("SELECT CURRVAL('{0}_{1}_seq')", typeRuntime.TableName, dbQuery.AutoIncrement.Member.Name);
builder.Append(" AS ");
builder.Append(this.QuotePrefix);
builder.Append(Constant.AUTOINCREMENTNAME);
builder.Append(this.QuoteSuffix);
}
}
else if (dbQuery.SelectInfo != null)
{
builder.Append("INSERT INTO ");
builder.AppendMember(typeRuntime.TableName, !typeRuntime.IsTemporary);
builder.Append('(');
int i = 0;
MapperCommand cmd2 = this.ResolveSelectCommandImpl(dbQuery.SelectInfo, 0, false, token) as MapperCommand;
//for (int i = 0; i < seg.Columns.Count; i++)
foreach (var column in cmd2.PickColumns)
{
builder.AppendMember(column.Name);
if (i < cmd2.PickColumns.Count - 1)
{
builder.Append(',');
}
i++;
}
builder.Append(')');
builder.AppendNewLine();
builder.Append(cmd2.CommandText);
}
if (dbQuery.Bulk == null || dbQuery.Bulk.IsEndPos)
{
builder.Append(';');
}
return(new Command(builder.ToString(), builder.Token != null ? builder.Token.Parameters : null, System.Data.CommandType.Text));
}
// 创建 INSRT 命令
protected override CommandDefine ParseInsertCommand <T>(DbQueryableInfo_Insert <T> qInsert)
{
SqlBuilder builder = new SqlBuilder(this.EscCharLeft, this.EscCharRight);
var rInfo = TypeRuntimeInfoCache.GetRuntimeInfo <T>();
TableAliasCache aliases = new TableAliasCache();
if (qInsert.Entity != null)
{
object entity = qInsert.Entity;
SqlBuilder columns = new SqlBuilder(this.EscCharLeft, this.EscCharRight);
SqlBuilder values = new SqlBuilder(this.EscCharLeft, this.EscCharRight);
foreach (var kv in rInfo.Wrappers)
{
var wrapper = kv.Value as MemberAccessWrapper;
var column = wrapper.Column;
if (column != null && column.NoMapped)
{
continue;
}
if (wrapper.ForeignKey != null)
{
continue;
}
if (wrapper != qInsert.AutoIncrement)
{
columns.AppendMember(wrapper.Member.Name);
columns.Append(',');
var value = wrapper.Get(entity);
string seg = ExpressionVisitorBase.GetSqlValue(value);
values.Append(seg);
values.Append(',');
}
}
columns.Length -= 1;
values.Length -= 1;
if (qInsert.Bulk == null || !qInsert.Bulk.OnlyValue)
{
builder.Append("INSERT INTO ");
builder.AppendMember(rInfo.TableName);
builder.AppendNewLine();
builder.Append('(');
builder.Append(columns);
builder.Append(')');
builder.AppendNewLine();
builder.Append("VALUES");
builder.AppendNewLine();
}
builder.Append('(');
builder.Append(values);
builder.Append(')');
if (qInsert.Bulk != null && !qInsert.Bulk.IsOver)
{
builder.Append(",");
}
if (qInsert.Bulk == null && qInsert.AutoIncrement != null)
{
builder.AppendNewLine();
builder.Append("SELECT CAST(SCOPE_IDENTITY() AS INT)");
}
}
else if (qInsert.SelectInfo != null)
{
builder.Append("INSERT INTO ");
builder.AppendMember(rInfo.TableName);
builder.Append('(');
CommandDefine_Select sc = this.ParseSelectCommand(qInsert.SelectInfo) as CommandDefine_Select;
//for (int i = 0; i < seg.Columns.Count; i++)
int i = 0;
foreach (var kvp in sc.Columns)
{
builder.AppendMember(kvp.Key);
if (i < sc.Columns.Count - 1)
{
builder.Append(',');
builder.AppendNewLine();
}
i++;
}
builder.Append(')');
builder.AppendNewLine();
builder.Append(sc.CommandText);
}
return(new CommandDefine(builder.ToString(), null, System.Data.CommandType.Text)); //builder.ToString();
}
