fix(stream): create stb in stream

feat: schemaless write

fix: alter db replications

enh(index): support more data type

remove windows test

enh(stream): fix create stb in stream

feat: support update in mem/file

fix(query): add some check for null pointer.

enh(wal): set error code

feat(query): add histogram function

fix: some problems of parser and planner

fix(query): set the correct result field length for first/last query.