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Support column comment for mssql

This commit is contained in:
LiQiming 2020-09-10 19:15:19 +08:00
parent 0c1b815227
commit 435f4d5815
1 changed files with 6 additions and 3 deletions
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9
dialects/mssql.go
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@ -390,10 +390,12 @@ func (db *mssql) GetColumns(queryer core.Queryer, ctx context.Context, tableName
s := `select a.name as name, b.name as ctype,a.max_length,a.precision,a.scale,a.is_nullable as nullable,
"default_is_null" = (CASE WHEN c.text is null THEN 1 ELSE 0 END),
replace(replace(isnull(c.text,''),'(',''),')','') as vdefault,
ISNULL(p.is_primary_key, 0), a.is_identity as is_identity
ISNULL(p.is_primary_key, 0), a.is_identity as is_identity,
ISNULL(g.[value], ' ') AS comment
from sys.columns a
left join sys.types b on a.user_type_id=b.user_type_id
left join sys.syscomments c on a.default_object_id=c.id
LEFT join sys.extended_properties g on a.object_id=g.major_id AND a.column_id=g.minor_id
LEFT OUTER JOIN (SELECT i.object_id, ic.column_id, i.is_primary_key
FROM sys.indexes i
LEFT JOIN sys.index_columns ic ON ic.object_id = i.object_id AND ic.index_id = i.index_id
@ -410,10 +412,10 @@ func (db *mssql) GetColumns(queryer core.Queryer, ctx context.Context, tableName
cols := make(map[string]*schemas.Column)
colSeq := make([]string, 0)
for rows.Next() {
var name, ctype, vdefault string
var name, ctype, vdefault, comment string
var maxLen, precision, scale int
var nullable, isPK, defaultIsNull, isIncrement bool
err = rows.Scan(&name, &ctype, &maxLen, &precision, &scale, &nullable, &defaultIsNull, &vdefault, &isPK, &isIncrement)
err = rows.Scan(&name, &ctype, &maxLen, &precision, &scale, &nullable, &defaultIsNull, &vdefault, &isPK, &isIncrement, &comment)
if err != nil {
return nil, nil, err
}
@ -428,6 +430,7 @@ func (db *mssql) GetColumns(queryer core.Queryer, ctx context.Context, tableName
}
col.IsPrimaryKey = isPK
col.IsAutoIncrement = isIncrement
col.Comment = comment
ct := strings.ToUpper(ctype)
if ct == "DECIMAL" {
col.Length = precision