Non-decimal integer literals Add support for hexadecimal, octal, and binary integer literals: 0x42F 0o273 0b100101 per SQL:202x draft. This adds support in the lexer as well as in the integer type input functions. Reviewed-by: John Naylor <john.naylor@enterprisedb.com> Reviewed-by: Zhihong Yu <zyu@yugabyte.com> Reviewed-by: David Rowley <dgrowleyml@gmail.com> Reviewed-by: Dean Rasheed <dean.a.rasheed@gmail.com> Discussion: https://www.postgresql.org/message-id/flat/b239564c-cad0-b23e-c57e-166d883cb97d@enterprisedb.com Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/6fcda9aba83449082124825b6d375c0a61e21c42 Modified Files -------------- doc/src/sgml/syntax.sgml | 34 +++++ src/backend/catalog/information_schema.sql | 6 +- src/backend/catalog/sql_features.txt | 1 + src/backend/parser/parse_node.c | 37 +++++- src/backend/parser/scan.l | 101 +++++++++++---- src/backend/utils/adt/numutils.c | 185 +++++++++++++++++++++++---- src/fe_utils/psqlscan.l | 78 +++++++++--- src/interfaces/ecpg/preproc/pgc.l | 106 +++++++++------- src/test/regress/expected/int2.out | 92 ++++++++++++++ src/test/regress/expected/int4.out | 92 ++++++++++++++ src/test/regress/expected/int8.out | 92 ++++++++++++++ src/test/regress/expected/numerology.out | 193 ++++++++++++++++++++++++++++- src/test/regress/sql/int2.sql | 26 ++++ src/test/regress/sql/int4.sql | 26 ++++ src/test/regress/sql/int8.sql | 26 ++++ src/test/regress/sql/numerology.sql | 51 +++++++- 16 files changed, 1028 insertions(+), 118 deletions(-)
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