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Append column comments to create table sentence when using postgres

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This commit is contained in:
greenhandatsjtu 2022-05-14 15:17:38 +08:00
parent 69c17fafbb
commit d150d85bfd
1 changed files with 20 additions and 2 deletions
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20
client/orm/models.go
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@ -432,8 +432,9 @@ func (mc *_modelCache) getDbCreateSQL(al *alias) (queries []string, tableIndexes
columns := make([]string, 0, len(mi.fields.fieldsDB))
sqlIndexes := [][]string{}
var commentIndexes []int // store comment indexes for postgres
for _, fi := range mi.fields.fieldsDB {
for i, fi := range mi.fields.fieldsDB {
column := fmt.Sprintf(" %s%s%s ", Q, fi.column, Q)
col := getColumnTyp(al, fi)
@ -475,8 +476,12 @@ func (mc *_modelCache) getDbCreateSQL(al *alias) (queries []string, tableIndexes
}
if fi.description != "" && al.Driver != DRSqlite {
if al.Driver == DRPostgres {
commentIndexes = append(commentIndexes, i)
} else {
column += " " + fmt.Sprintf("COMMENT '%s'", fi.description)
}
}
columns = append(columns, column)
}
@ -515,6 +520,19 @@ func (mc *_modelCache) getDbCreateSQL(al *alias) (queries []string, tableIndexes
}
sql += ";"
if al.Driver == DRPostgres && len(commentIndexes) > 0 {
// append comments for postgres only
for _, index := range commentIndexes {
sql += fmt.Sprintf("\nCOMMENT ON COLUMN %s%s%s.%s%s%s is '%s';",
Q,
mi.table,
Q,
Q,
mi.fields.fieldsDB[index].column,
Q,
mi.fields.fieldsDB[index].description)
}
}
queries = append(queries, sql)
if mi.model != nil {