seaweedfs/weed/filer/ydb/ydb_queries.go
2022-05-05 11:12:14 +05:00

86 lines
2.2 KiB
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//go:build ydb
// +build ydb
package ydb
import asql "github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
const (
insertQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $name AS Utf8;
DECLARE $meta AS String;
DECLARE $expire_at AS Optional<uint32>;
UPSERT INTO ` + asql.DEFAULT_TABLE + `
(dir_hash, name, directory, meta, expire_at)
VALUES
($dir_hash, $name, $directory, $meta, $expire_at);`
updateQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $name AS Utf8;
DECLARE $meta AS String;
DECLARE $expire_at AS Optional<uint32>;
REPLACE INTO ` + asql.DEFAULT_TABLE + `
(dir_hash, name, directory, meta, expire_at)
VALUES
($dir_hash, $name, $directory, $meta, $expire_at);`
deleteQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $name AS Utf8;
DELETE FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash = $dir_hash AND name = $name;`
findQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $name AS Utf8;
SELECT meta
FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash = $dir_hash AND name = $name;`
deleteFolderChildrenQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DELETE FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash = $dir_hash AND directory = $directory;`
listDirectoryQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $start_name AS Utf8;
DECLARE $prefix AS Utf8;
DECLARE $limit AS Uint64;
SELECT name, meta
FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash = $dir_hash AND directory = $directory and name > $start_name and name LIKE $prefix
ORDER BY name ASC LIMIT $limit;`
listInclusiveDirectoryQuery = `
PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $start_name AS Utf8;
DECLARE $prefix AS Utf8;
DECLARE $limit AS Uint64;
SELECT name, meta
FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash = $dir_hash AND directory = $directory and name >= $start_name and name LIKE $prefix
ORDER BY name ASC LIMIT $limit;`
)