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Added documentation for trigger demo

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bill
2023-03-06 10:21:39 +08:00
parent c944b5dfcf
commit 726ef535ea
14 changed files with 91 additions and 29 deletions
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reconstruct/ast.py
+7 -6
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@@ -1336,11 +1336,11 @@ class load(ast_node):
self.context.postproc_begin(self.postproc_fname)
table:TableInfo = self.context.tables_byname[node['table']]
self.sql = F"SELECT {', '.join([c.name for c in table.columns])} FROM {table.table_name};"
self.emit(self.sql+';\n')
self.context.sql_end()
length_name = 'len_' + base62uuid(6)
self.context.emitc(f'auto {length_name} = server->cnt;')
# self.sql = F"SELECT {', '.join([c.name for c in table.columns])} FROM {table.table_name};"
# self.emit(self.sql+';\n')
# self.context.sql_end()
# length_name = 'len_' + base62uuid(6)
# self.context.emitc(f'auto {length_name} = server->cnt;')
out_typenames = [t.type.cname for t in table.columns]
outtable_col_nameslist = ', '.join([f'"{c.name}"' for c in table.columns])
@@ -1353,7 +1353,8 @@ class load(ast_node):
for i, c in enumerate(table.columns):
c.cxt_name = 'c_' + base62uuid(6)
self.context.emitc(f'decltype(auto) {c.cxt_name} = {self.out_table}->get_col<{i}>();')
self.context.emitc(f'{c.cxt_name}.initfrom({length_name}, server->getCol({i}), "{table.columns[i].name}");')
self.context.emitc(f'{c.cxt_name}.init("{table.columns[i].name}");')
#self.context.emitc(f'{c.cxt_name}.initfrom({length_name}, server->getCol({i}), "{table.columns[i].name}");')
csv_reader_name = 'csv_reader_' + base62uuid(6)
col_types = [c.type.cname for c in table.columns]
col_tmp_names = ['tmp_'+base62uuid(8) for _ in range(len(table.columns))]