github dolthub/dolt v0.39.3
0.39.3

latest releases: v1.43.13, v1.43.12, v1.43.11...
2 years ago

Merged PRs

dolt

  • 3308: Revert table_reader changes
    This revert the changes made to table_reader.go in #3223
    This was done to fix a performance regression to oltp_delete caused by the above PR.
    In summary, the regression was caused by a change to how chunks are located. A tableReader from table_reader.go, previously held a copy of the chunk hash prefixes while also holding the table file index itself. In the above PR, the copy of the chunk hash prefixes were removed and instead the accesses were relayed to the table file index.
    As a consequence, each access to a prefix does additional work. onHeapTableIndex holds the serialized bytes of the table file index, so each access requires deserialization work. Namely, a multiplication and the deserialization of 8 bytes into a uint64 prefix value.
    Reads were not affected for two reasons. First, I/O masks any read regressions in this area because we read many chunks at a time. And secondly, writes have patterns that frequently access this code path.
    Reverting these changes restored the performance seen in Dolt v0.39.0.
  • 3298: Fix ErrBranchNotFound
    This reverts commit 8cd5f16, reversing
    changes made to f857be6.
  • 3286: skip -race enginetests until merge

go-mysql-server

  • 980: Add tests for handling join in parentheses
    Tests regarding this issue, #2203
    Some cases give incorrect result in Dolt.
  • 979: Fixed overly aggressive type change check with foreign keys
    Previously PR dolthub/go-mysql-server#977
    The bug has existed since the GMS foreign key implementation, but only surfaced after the previous PR. When changing a column's type, I was only checking that the table was used in foreign keys, when I needed to check that the column is used. This fixes that bug.
  • 975: Fixing return types for spatial functions
    Fix for: #3279
    Adding tests that check the return type for functions
    • st_asgeojson
    • st_aswkb
    • st_aswkt
    • st_astext
    • st_dimension
    • st_latitude
    • st_longitude
    • st_swapxy
    • st_x
    • st_y

Closed Issues

  • 3241: CREATE PROCEDURE panics on different queries that mysql allows
  • 2625: C++ connector library does not see null JSON field as null
  • 3243: support multiple statements inside BEGIN ... END for CREATE PROCEDURE
  • 2203: Support explicit join tree syntax for joins

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