diff

package
v1.0.5 Latest Latest
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 Go to latest Published: Jan 4, 2026 License: Apache-2.0 Imports: 7 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func FormatDiff 

func FormatDiff(result *DiffResult, format OutputFormat, w io.Writer) error

FormatDiff formats the diff result according to the specified format

Types

type ColumnChange 

type ColumnChange struct {
	Name    string         `json:"name"`
	Source  *models.Column `json:"source"`
	Target  *models.Column `json:"target"`
	Changes map[string]any `json:"changes"` // Map of field name to what changed
}

ColumnChange represents a modified column

type ColumnDiff 

type ColumnDiff struct {
	Missing  []*models.Column `json:"missing"`  // Columns in source but not in target
	Extra    []*models.Column `json:"extra"`    // Columns in target but not in source
	Modified []*ColumnChange  `json:"modified"` // Columns that exist in both but differ
}

ColumnDiff represents differences in columns

type ColumnSummary 

type ColumnSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type ConstraintChange 

type ConstraintChange struct {
	Name    string             `json:"name"`
	Source  *models.Constraint `json:"source"`
	Target  *models.Constraint `json:"target"`
	Changes map[string]any     `json:"changes"`
}

ConstraintChange represents a modified constraint

type ConstraintDiff 

type ConstraintDiff struct {
	Missing  []*models.Constraint `json:"missing"`  // Constraints in source but not in target
	Extra    []*models.Constraint `json:"extra"`    // Constraints in target but not in source
	Modified []*ConstraintChange  `json:"modified"` // Constraints that exist in both but differ
}

ConstraintDiff represents differences in constraints

type ConstraintSummary 

type ConstraintSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type DiffResult 

type DiffResult struct {
	Source  string      `json:"source"`
	Target  string      `json:"target"`
	Schemas *SchemaDiff `json:"schemas"`
}

DiffResult represents the complete difference analysis between two databases

func CompareDatabases 

func CompareDatabases(source, target *models.Database) *DiffResult

CompareDatabases compares two database models and returns the differences

type IndexChange 

type IndexChange struct {
	Name    string         `json:"name"`
	Source  *models.Index  `json:"source"`
	Target  *models.Index  `json:"target"`
	Changes map[string]any `json:"changes"`
}

IndexChange represents a modified index

type IndexDiff 

type IndexDiff struct {
	Missing  []*models.Index `json:"missing"`  // Indexes in source but not in target
	Extra    []*models.Index `json:"extra"`    // Indexes in target but not in source
	Modified []*IndexChange  `json:"modified"` // Indexes that exist in both but differ
}

IndexDiff represents differences in indexes

type IndexSummary 

type IndexSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type OutputFormat 

type OutputFormat string

OutputFormat represents the output format for diff results 

const (
	FormatSummary OutputFormat = "summary"
	FormatJSON    OutputFormat = "json"
	FormatHTML    OutputFormat = "html"
)

type RelationshipChange 

type RelationshipChange struct {
	Name    string               `json:"name"`
	Source  *models.Relationship `json:"source"`
	Target  *models.Relationship `json:"target"`
	Changes map[string]any       `json:"changes"`
}

RelationshipChange represents a modified relationship

type RelationshipDiff 

type RelationshipDiff struct {
	Missing  []*models.Relationship `json:"missing"`  // Relationships in source but not in target
	Extra    []*models.Relationship `json:"extra"`    // Relationships in target but not in source
	Modified []*RelationshipChange  `json:"modified"` // Relationships that exist in both but differ
}

RelationshipDiff represents differences in relationships

type RelationshipSummary 

type RelationshipSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type SchemaChange 

type SchemaChange struct {
	Name      string        `json:"name"`
	Tables    *TableDiff    `json:"tables,omitempty"`
	Views     *ViewDiff     `json:"views,omitempty"`
	Sequences *SequenceDiff `json:"sequences,omitempty"`
}

SchemaChange represents changes within a schema

type SchemaDiff 

type SchemaDiff struct {
	Missing  []*models.Schema `json:"missing"`  // Schemas in source but not in target
	Extra    []*models.Schema `json:"extra"`    // Schemas in target but not in source
	Modified []*SchemaChange  `json:"modified"` // Schemas that exist in both but differ
}

SchemaDiff represents differences at the schema level

type SchemaSummary 

type SchemaSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type SequenceChange 

type SequenceChange struct {
	Name    string           `json:"name"`
	Source  *models.Sequence `json:"source"`
	Target  *models.Sequence `json:"target"`
	Changes map[string]any   `json:"changes"`
}

SequenceChange represents a modified sequence

type SequenceDiff 

type SequenceDiff struct {
	Missing  []*models.Sequence `json:"missing"`  // Sequences in source but not in target
	Extra    []*models.Sequence `json:"extra"`    // Sequences in target but not in source
	Modified []*SequenceChange  `json:"modified"` // Sequences that exist in both but differ
}

SequenceDiff represents differences in sequences

type SequenceSummary 

type SequenceSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type Summary 

type Summary struct {
	Schemas       SchemaSummary       `json:"schemas"`
	Tables        TableSummary        `json:"tables"`
	Columns       ColumnSummary       `json:"columns"`
	Indexes       IndexSummary        `json:"indexes"`
	Constraints   ConstraintSummary   `json:"constraints"`
	Relationships RelationshipSummary `json:"relationships"`
	Views         ViewSummary         `json:"views"`
	Sequences     SequenceSummary     `json:"sequences"`
}

Summary provides counts for quick overview

func ComputeSummary 

func ComputeSummary(result *DiffResult) *Summary

ComputeSummary generates a summary with counts from a DiffResult

type TableChange 

type TableChange struct {
	Name          string            `json:"name"`
	Schema        string            `json:"schema"`
	Columns       *ColumnDiff       `json:"columns,omitempty"`
	Indexes       *IndexDiff        `json:"indexes,omitempty"`
	Constraints   *ConstraintDiff   `json:"constraints,omitempty"`
	Relationships *RelationshipDiff `json:"relationships,omitempty"`
}

TableChange represents changes within a table

type TableDiff 

type TableDiff struct {
	Missing  []*models.Table `json:"missing"`  // Tables in source but not in target
	Extra    []*models.Table `json:"extra"`    // Tables in target but not in source
	Modified []*TableChange  `json:"modified"` // Tables that exist in both but differ
}

TableDiff represents differences in tables

type TableSummary 

type TableSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

type ViewChange 

type ViewChange struct {
	Name    string         `json:"name"`
	Source  *models.View   `json:"source"`
	Target  *models.View   `json:"target"`
	Changes map[string]any `json:"changes"`
}

ViewChange represents a modified view

type ViewDiff 

type ViewDiff struct {
	Missing  []*models.View `json:"missing"`  // Views in source but not in target
	Extra    []*models.View `json:"extra"`    // Views in target but not in source
	Modified []*ViewChange  `json:"modified"` // Views that exist in both but differ
}

ViewDiff represents differences in views

type ViewSummary 

type ViewSummary struct {
	Missing  int `json:"missing"`
	Extra    int `json:"extra"`
	Modified int `json:"modified"`
}

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