bourdon
ae87c38776
- Core engine with MemTable, SST, WAL - B+Tree indexing for SST files - Leveled compaction strategy - Multi-table database management - Schema validation and secondary indexes - Query builder with complex conditions - Web UI with HTMX for data visualization - Command-line tools for diagnostics
36 lines
495 B
Go
36 lines
495 B
Go
package manifest
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import (
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"io"
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"sync"
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)
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// Writer MANIFEST 写入器
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type Writer struct {
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file io.Writer
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mu sync.Mutex
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}
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// NewWriter 创建 MANIFEST 写入器
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func NewWriter(file io.Writer) *Writer {
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return &Writer{
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file: file,
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}
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}
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// WriteEdit 写入版本变更
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func (w *Writer) WriteEdit(edit *VersionEdit) error {
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w.mu.Lock()
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defer w.mu.Unlock()
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// 编码
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data, err := edit.Encode()
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if err != nil {
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return err
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}
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// 写入
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_, err = w.file.Write(data)
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return err
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}
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