backupTable

backupTable(backupDir, dbPath, tableName)

backupDir is a string indicating the directory to save the backup.

dbPath is a string indicating the database path.

tableName is a string indicating the table name.

Back up a table to the specified directory.

The function is equivalent to backup(backupDir, dbPath, force=false, parallel=true, snapshot=true, tableName).

dbName = "dfs://compoDB2"
n=1000
ID=rand("a"+string(1..10), n)
dates=2017.08.07..2017.08.11
date=rand(dates, n)
x=rand(10, n)
t=table(ID, date, x)
db1 = database(, VALUE, 2017.08.07..2017.08.11)
db2 = database(, HASH,[INT, 20])
if(existsDatabase(dbName)){
  dropDatabase(dbName)
}
db = database(dbName, COMPO,[ db1,db2])

//create 2 tables
pt1 = db.createPartitionedTable(t, `pt1, `date`x).append!(t)
pt2 = db.createPartitionedTable(t, `pt2, `date`x).append!(t)

backupTable(backupDir,dbName,`pt1)
// output
50

Related functions: backup, backupDB, restore, restoreDB, restoreTable, migrate