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fix query examples: add declare & change scan type #1712

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fix query examples: add declare & change scan type #1712

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38 changes: 27 additions & 11 deletions query/example_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -206,12 +206,16 @@
}
defer db.Close(ctx) // cleanup resources
var (
id int32 // required value
id uint64 // required value
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scan to types other than those stored in the database does not work

myStr string // required value
)
// Do retry operation on errors with best effort
row, err := db.Query().QueryRow(ctx, // context manage exiting from Do
`SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr`,
`
DECLARE $id AS Uint64;
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#1713

DECLARE $myStr AS Text;
SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr
`,
query.WithParameters(
ydb.ParamsBuilder().
Param("$id").Uint64(123).
Expand Down Expand Up @@ -243,13 +247,17 @@
}
defer db.Close(ctx) // cleanup resources
var (
id int32 // required value
id uint64 // required value
myStr string // required value
)
var stats query.Stats
// Do retry operation on errors with best effort
row, err := db.Query().QueryRow(ctx, // context manage exiting from Do
`SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr`,
`
DECLARE $id AS Uint64;
DECLARE $myStr AS Text;
SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr
`,
query.WithParameters(
ydb.ParamsBuilder().
Param("$id").Uint64(123).
Expand Down Expand Up @@ -309,13 +317,17 @@
}
defer db.Close(ctx) // cleanup resources
var (
id int32 // required value
id uint64 // required value
myStr string // required value
)
// Do retry operation on errors with best effort
err = db.Query().Do(ctx, func(ctx context.Context, s query.Session) error {
streamResult, err := s.Query(ctx, // context manage exiting from Do
`SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr`,
`
DECLARE $id AS Uint64;
DECLARE $myStr AS Text;
SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr
`,
query.WithParameters(
ydb.ParamsBuilder().
Param("$id").Uint64(123).
Expand Down Expand Up @@ -367,7 +379,7 @@
}
defer db.Close(ctx) // cleanup resources
var (
id int32 // required value
id uint64 // required value
myStr string // optional value
)
// Do retry operation on errors with best effort
Expand Down Expand Up @@ -424,7 +436,7 @@
}
defer db.Close(ctx) // cleanup resources
var (
id int32 // required value
id uint64 // required value
myStr string // optional value
)
// Do retry operation on errors with best effort
Expand Down Expand Up @@ -476,9 +488,13 @@
if err != nil {
panic(err)
}
defer db.Close(ctx) // cleanup resources
defer db.Close(ctx) // cleanup resources

Check failure on line 491 in query/example_test.go

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GitHub Actions / golangci-lint 

File is not `gci`-ed with --skip-generated -s standard -s default -s prefix(github.com/ydb-platform/ydb-go-sdk/v3) (gci)
op, err := db.Query().ExecuteScript(ctx, // context manage exiting from Do
`SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr`,
`
DECLARE $id AS Uint64;
DECLARE $myStr AS Text;
SELECT CAST($id AS Uint64) AS id, CAST($myStr AS Text) AS myStr
`,
time.Hour,
query.WithParameters(
ydb.ParamsBuilder().
Expand Down Expand Up @@ -519,7 +535,7 @@
panic(err)
}
var (
id int64
id uint64
myStr string
)
err = row.Scan(&id, &myStr)
Expand Down
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