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🐛 fix(sync): 明确未迁移索引并提供补救 DDL (#885)

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Fixes #885
This commit is contained in:
mango
2026-08-09 15:48:34 +08:00
parent f887deb44c
commit bb882faac7
17 changed files with 1053 additions and 237 deletions
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59
internal/sync/preview.go
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@@ -18,18 +18,19 @@ type PreviewUpdateRow struct {
}
type TableDiffPreview struct {
Table string `json:"table"`
PKColumn string `json:"pkColumn"`
ColumnTypes map[string]string `json:"columnTypes,omitempty"`
SchemaSummary string `json:"schemaSummary,omitempty"`
SchemaWarnings []string `json:"schemaWarnings,omitempty"`
SchemaStatements []string `json:"schemaStatements,omitempty"`
TotalInserts int `json:"totalInserts"`
TotalUpdates int `json:"totalUpdates"`
TotalDeletes int `json:"totalDeletes"`
Inserts []PreviewRow `json:"inserts"`
Updates []PreviewUpdateRow `json:"updates"`
Deletes []PreviewRow `json:"deletes"`
Table string `json:"table"`
PKColumn string `json:"pkColumn"`
ColumnTypes map[string]string `json:"columnTypes,omitempty"`
SchemaSummary string `json:"schemaSummary,omitempty"`
SchemaWarnings []string `json:"schemaWarnings,omitempty"`
SchemaStatements []string `json:"schemaStatements,omitempty"`
UnmigratedIndexes []UnmigratedIndex `json:"unmigratedIndexes,omitempty"`
TotalInserts int `json:"totalInserts"`
TotalUpdates int `json:"totalUpdates"`
TotalDeletes int `json:"totalDeletes"`
Inserts []PreviewRow `json:"inserts"`
Updates []PreviewUpdateRow `json:"updates"`
Deletes []PreviewRow `json:"deletes"`
}
func (s *SyncEngine) Preview(config SyncConfig, tableName string, limit int) (TableDiffPreview, error) {
@@ -94,10 +95,11 @@ func (s *SyncEngine) Preview(config SyncConfig, tableName string, limit int) (Ta
contentRaw := strings.ToLower(strings.TrimSpace(config.Content))
if contentRaw == "schema" {
return TableDiffPreview{
Table: tableName,
SchemaSummary: firstNonEmpty(plan.PlannedAction, "仅同步结构"),
SchemaWarnings: append([]string(nil), plan.Warnings...),
SchemaStatements: append([]string(nil), schemaStatements...),
Table: tableName,
SchemaSummary: firstNonEmpty(plan.PlannedAction, "仅同步结构"),
SchemaWarnings: append([]string(nil), plan.Warnings...),
SchemaStatements: append([]string(nil), schemaStatements...),
UnmigratedIndexes: append([]UnmigratedIndex(nil), plan.UnmigratedIndexes...),
}, nil
}
@@ -126,18 +128,19 @@ func (s *SyncEngine) Preview(config SyncConfig, tableName string, limit int) (Ta
sourceType := resolveMigrationDBType(config.SourceConfig)
targetType := resolveMigrationDBType(config.TargetConfig)
out := TableDiffPreview{
Table: tableName,
PKColumn: pkCol,
ColumnTypes: make(map[string]string, len(cols)),
SchemaSummary: firstNonEmpty(plan.PlannedAction, "结构预览"),
SchemaWarnings: append([]string(nil), plan.Warnings...),
SchemaStatements: append([]string(nil), schemaStatements...),
TotalInserts: 0,
TotalUpdates: 0,
TotalDeletes: 0,
Inserts: make([]PreviewRow, 0),
Updates: make([]PreviewUpdateRow, 0),
Deletes: make([]PreviewRow, 0),
Table: tableName,
PKColumn: pkCol,
ColumnTypes: make(map[string]string, len(cols)),
SchemaSummary: firstNonEmpty(plan.PlannedAction, "结构预览"),
SchemaWarnings: append([]string(nil), plan.Warnings...),
SchemaStatements: append([]string(nil), schemaStatements...),
UnmigratedIndexes: append([]UnmigratedIndex(nil), plan.UnmigratedIndexes...),
TotalInserts: 0,
TotalUpdates: 0,
TotalDeletes: 0,
Inserts: make([]PreviewRow, 0),
Updates: make([]PreviewUpdateRow, 0),
Deletes: make([]PreviewRow, 0),
}
columnTypes := cols
if hasExplicitSyncMappings(config) {